This page lists 341 engine parts for the 2006 Buick Terraza, across 66 part types, covering both the 3.5L V6 and the 3.9L V6. Every part shows its brand, manufacturer part number and fitment notes.
On the 2006 Buick Terraza, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components. Most of the listed parts are Oil (32 parts), Crankshaft Seal (21 parts) and Oil Filter (19 parts). The other 63 part types cover the remaining 269 parts.
The 2006 Buick Terraza was sold with both the 3.5L V6 and the 3.9L V6. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2006 Buick Terraza engine parts are GM GENUINE (31 parts), ENGINETECH (25 parts) and MAHLE / CLEVITE (25 parts), plus 53 more brands. Quality grades include Standard Replacement, Economy and Premium.
65 parts on this 2006 Buick Terraza page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including ENGINETECH CC404B (Camshaft Bearing) and NATIONAL 99176 (Crankshaft Repair Sleeve). Click any part number to see every vehicle that part fits.
Camshaft Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Popular Fits: 3.5L V6 | CC404B | 🇺🇸 US | Full Set | View on Amazon |
| DURA-BOND Fits: 3.5L V6 | CH24 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
| ENGINETECH Fits: 3.5L V6 | CC423 | 🇺🇸 US | Full Set | View on Amazon |
| ENGINETECH Fits: 3.5L V6 | CC431 | 🇺🇸 US | Full Set | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | SH1364S | 🇺🇸 US 🇨🇦 CA | Full Set | View on Amazon |
This table covers the Camshaft bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
5 Camshaft Bearing parts for the 2006 Buick Terraza come from 3 brands — ENGINETECH, DURA-BOND and MAHLE / CLEVITE. The "Popular" part is ENGINETECH CC404B.
Part numbers include ENGINETECH CC404B, DURA-BOND CH24 and ENGINETECH CC423, among others listed above.
Camshaft Dowel Pin
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 24575061 | 🇺🇸 US 🇨🇦 CA | Outside Diameter (In): 0.185 In | View on Amazon |
This table covers the Camshaft Dowel pins.
This group shows a single part: GM GENUINE 24575061.
Connecting Rod Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Fits: 3.5L V6 | BB129J | 🇺🇸 US | Set | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | CB1874A | 🇺🇸 US 🇨🇦 CA | A Series (Aluminum)Pair | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | CB1874A6 | 🇺🇸 US 🇨🇦 CA | A Series (Aluminum)Set | View on Amazon |
| SEALED POWER Fits: 3.5L V6 | 64990A | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
This table covers the bearings in the connecting-rod big ends. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
4 Connecting Rod Bearing parts for the 2006 Buick Terraza come from 3 brands — MAHLE / CLEVITE, ENGINETECH and SEALED POWER.
Listed part numbers: ENGINETECH BB129J, MAHLE / CLEVITE CB1874A and MAHLE / CLEVITE CB1874A6, plus the other parts above.
Connecting Rod Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 11519680 | 🇺🇸 US 🇨🇦 CA | M9X1X53HFH,M9X1X53,16.2 O.D.,10.9, GM6102M | View on Amazon |
This table covers the Connecting Rod bolts.
One part is listed for the 2006 Buick Terraza — GM GENUINE 11519680.
Conversion / Lower Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| APEX Fits: 3.5L V6 | ACS3097 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ENGINETECH Fits: 3.5L V6 | C214CSA | 🇺🇸 US | View on Amazon | |
| FEL-PRO Fits: 3.5L V6 | CS26314 | 🇺🇸 US 🇨🇦 CA | Permadry Rubber Oil Pan Gasket(s) Included | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 081096201 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers lower / conversion gasket sets for oil-pan and related joints. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration.
4 Conversion / Lower Gasket Set parts for the 2006 Buick Terraza come from 4 brands — APEX, ENGINETECH, FEL-PRO and 1 other brand.
Part numbers include APEX ACS3097, ENGINETECH C214CSA and FEL-PRO CS26314, among others listed above.
Crankshaft Main Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Fits: 3.5L V6 | BC124J | 🇺🇸 US | Set | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | MS2274A | 🇺🇸 US 🇨🇦 CA | A Series (Aluminum)Contains Tri-Metal Bearing for Position Number 4 | View on Amazon |
This table covers the main bearings that support the crankshaft in the block. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
2 Crankshaft Main Bearing parts are listed for the 2006 Buick Terraza, from ENGINETECH and MAHLE / CLEVITE.
Part numbers include ENGINETECH BC124J and MAHLE / CLEVITE MS2274A.
Crankshaft Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL Popular Fits: 3.5L V6 | 99176 | 🇺🇸 US 🇨🇦 CA | Front0.563 IN Width | View on Amazon |
| TIMKEN Popular Fits: 3.5L V6 | 88176 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| BCA Fits: 3.5L V6 | NS99298 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| NATIONAL Fits: 3.5L V6 | 99298 | 🇺🇸 US 🇨🇦 CA | Rear0.563 IN Width | View on Amazon |
| SCHAEFFLER Fits: 3.5L V6 | SR3546 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| TIMKEN Fits: 3.5L V6 | KWK99176 | 🇺🇸 US 🇨🇦 CA | Kwik-Sleeve | View on Amazon |
| TIMKEN Fits: 3.5L V6 | KWK99298 | 🇺🇸 US 🇨🇦 CA | Kwik-Sleeve | View on Amazon |
| WJB / INMOTION PARTS Fits: 3.5L V6 | WS99176 | 🇺🇸 US 🇨🇦 CA | Installation Depth: 0.81299999999999994 InShaft Diameter Minimum (In): 1.7609999999999999 In | View on Amazon |
| WJB / INMOTION PARTS Fits: 3.5L V6 | WS99298 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
This table covers the sleeves used to restore a grooved crankshaft seal surface.
9 Crankshaft Repair Sleeve parts are listed for the 2006 Buick Terraza, from TIMKEN, NATIONAL, WJB / INMOTION PARTS and 2 other brands. NATIONAL 99176 carries the "Popular" badge.
Listed part numbers: NATIONAL 99176, TIMKEN 88176 and BCA NS99298, plus the other parts above.
Crankshaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.5L V6 | BS40625 | 🇺🇸 US 🇨🇦 CA | PTFE RubberIncludes Sleeve | View on Amazon |
| GM GENUINE Popular Fits: 3.5L V6 | 29621 | 🇺🇸 US 🇨🇦 CA | FrontTiming Gear Cover | View on Amazon |
| GM GENUINE Popular Fits: 3.5L V6 | 12592195 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| NATIONAL Popular Fits: 3.5L V6 | 710606 | 🇺🇸 US 🇨🇦 CA | Front0.354 IN Width | View on Amazon |
| TIMKEN Popular Fits: 3.5L V6 | 9845 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| APEX Fits: 3.5L V6 | ABS397 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| BCA Fits: 3.5L V6 | NS710606 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| BCA Fits: 3.5L V6 | NS4307V | 🇺🇸 US 🇨🇦 CA | Viton | View on Amazon |
| BCA Fits: 3.5L V6 | NS5273 | 🇺🇸 US 🇨🇦 CA | PTFE Rubber | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | JV1633 | 🇺🇸 US 🇨🇦 CA | PTFE (Polytetrafluoroethylene) | View on Amazon |
| NATIONAL Fits: 3.5L V6 | 4307V | 🇺🇸 US 🇨🇦 CA | Viton | View on Amazon |
| NATIONAL Fits: 3.5L V6 | 5273 | 🇺🇸 US 🇨🇦 CA | PTFE Rubber | View on Amazon |
| SCHAEFFLER Fits: 3.5L V6 | SS3325 | 🇺🇸 US 🇨🇦 CA | Rear3.64" O.D. X 0.39" Width | View on Amazon |
| SCHAEFFLER Fits: 3.5L V6 | SR3932 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SCHAEFFLER Fits: 3.5L V6 | SS3324 | 🇺🇸 US 🇨🇦 CA | Rear3.64" O.D. X 0.35" Width | View on Amazon |
| SKF Fits: 3.5L V6 | 29799 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| TIMKEN Fits: 3.5L V6 | 710606 | 🇺🇸 US 🇨🇦 CA | RearStandard | View on Amazon |
| TIMKEN Fits: 3.5L V6 | 5273 | 🇺🇸 US 🇨🇦 CA | RearHeavy Duty | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 191007101 | 🇺🇸 US 🇨🇦 CA | PTFESet | View on Amazon |
| WJB / INMOTION PARTS Fits: 3.5L V6 | WS710606 | 🇺🇸 US 🇨🇦 CA | Thickness: 0.35399999999999998 In | View on Amazon |
| WJB / INMOTION PARTS Fits: 3.5L V6 | WS4307V | 🇺🇸 US 🇨🇦 CA | RearViton Type | View on Amazon |
This table covers the front and rear seals that keep oil in at the crankshaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
21 Crankshaft Seal parts are listed for the 2006 Buick Terraza, from NATIONAL, TIMKEN, BCA and 8 other brands. FEL-PRO BS40625 carries the "Popular" badge.
Cylinder Head Alignment Dowel Pin
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 14024244 | 🇺🇸 US 🇨🇦 CA | SPLIT,15X12.5,CHAM,STL | View on Amazon |
This table covers the Cylinder Head Alignment Dowel pins.
This group shows a single part: GM GENUINE 14024244.
Cylinder Head Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Popular Fits: 3.5L V6 | HB165 | 🇺🇸 US | Set | View on Amazon |
| FEL-PRO Popular Fits: 3.5L V6 | ES72892 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| APEX Fits: 3.5L V6 | AHB350 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| APEX Fits: 3.5L V6 | AHB397A | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| GM GENUINE Fits: 3.5L V6 | 11518953 | 🇺🇸 US 🇨🇦 CA | M11X1.5X108 | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | GS33377 | 🇺🇸 US 🇨🇦 CA | Steel | View on Amazon |
| SKP Fits: 3.5L V6 | SKES2892 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 141006901 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
This table covers the bolts that clamp the cylinder head to the block.
8 Cylinder Head Bolt parts for the 2006 Buick Terraza come from 7 brands — APEX, ENGINETECH, FEL-PRO and 4 other brands. The "Popular" part is ENGINETECH HB165.
Listed part numbers: ENGINETECH HB165, FEL-PRO ES72892 and APEX AHB350, plus the other parts above.
Cylinder Head Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.5L V6 | 26314PT | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| APEX Fits: 3.5L V6 | AHG397 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MAHLE / CLEVITE Fits: 3.5L V6 | 54647 | 🇺🇸 US 🇨🇦 CA | Graphite | View on Amazon |
| ULTRA-POWER Fits: 3.5L V6 | 26314PT | 🇺🇸 US 🇨🇦 CA | Head Bolt Replacement RecommendedHead Bolts Not Included | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 611041800 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the head gaskets that seal the block to the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
5 Cylinder Head Gasket parts for the 2006 Buick Terraza come from 5 brands — FEL-PRO, APEX, MAHLE / CLEVITE and 2 other brands. The "Popular" part is FEL-PRO 26314PT.
This group includes FEL-PRO 26314PT, APEX AHG397 and MAHLE / CLEVITE 54647 and the remaining parts above.
Cylinder Head Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Popular Fits: 3.5L V6 | C214HSC | 🇺🇸 US | View on Amazon | |
| FEL-PRO Popular Fits: 3.5L V6 | HS26314PT1 | 🇺🇸 US 🇨🇦 CA | Exhaust Manifold Gasket(s) Not IncludedIncludes Permadry Molded Rubber Valve Cover Gasket(s), Permadryplus Intake Manifold Gaskets, Valve Stem Seals | View on Amazon |
| APEX Fits: 3.5L V6 | AHS3131 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ELRING Fits: 3.5L V6 | 753990 | 🇺🇸 US 🇨🇦 CA | Includes Valve Stem Seals | View on Amazon |
| ENGINETECH Fits: 3.5L V6 | C214HSCWB | 🇺🇸 US | Includes Head Bolts | View on Amazon |
| FEL-PRO Fits: 3.5L V6 | HS26314PT1VK | 🇺🇸 US 🇨🇦 CA | Includes Permadry Molded Rubber Valve Cover Gasket(s), Permadryplus Intake Manifold Gaskets, Head Bolts, Valve Stem SealsExhaust Manifold Gasket(s) Not Included | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | HS54647B | 🇺🇸 US 🇨🇦 CA | Includes Valve Stem Seals | View on Amazon |
| ULTRA-POWER Fits: 3.5L V6 | HS26314PT1 | 🇺🇸 US 🇨🇦 CA | Head Bolts Not IncludedExhaust Manifold Gasket(s) Not Included | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 021049001 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers multi-piece gasket sets for a cylinder-head job. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration.
9 Cylinder Head Gasket Set parts for the 2006 Buick Terraza come from 7 brands — ENGINETECH, FEL-PRO, APEX and 4 other brands. The "Popular" part is ENGINETECH C214HSC.
Part numbers include ENGINETECH C214HSC, FEL-PRO HS26314PT1 and APEX AHS3131, among others listed above.
Engine Block Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 12561663 | 🇺🇸 US 🇨🇦 CA | LeftM28X1.25X12.4, BRASS | View on Amazon |
This table covers the Engine Block drain plugs.
This group shows a single part: GM GENUINE 12561663.
Engine Block Heater
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 12586687 | 🇺🇸 US 🇨🇦 CA | with 2-Pin and Silver ColoredEngine Block Heater (K05) | View on Amazon |
This table covers the block heaters that warm the coolant or oil in cold weather.
One part is listed for the 2006 Buick Terraza — GM GENUINE 12586687.
Engine Cover Grommet
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 12594875 | 🇺🇸 US 🇨🇦 CA | Material: Rubber | View on Amazon |
This table covers the Engine Cover grommets.
One part is listed for the 2006 Buick Terraza — GM GENUINE 12594875.
Engine Kit Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE Fits: 3.5L V6 | 953729 | 🇺🇸 US 🇨🇦 CA | Full Gasket Set | View on Amazon |
This table covers full gasket kits covering the joints opened in an engine rebuild. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration.
This group shows a single part: MAHLE / CLEVITE 953729.
Exhaust Valve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Fits: 3.5L V6 | V4415 | 🇺🇸 US | .3132 stem1.425 Head | View on Amazon |
| QUALCAST Fits: 3.5L V6 | 102173 | 🇺🇸 US 🇨🇦 CA | 1.425 Head Diameter. | View on Amazon |
| SBI Fits: 3.5L V6 | 02173 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the exhaust valves that let combustion gas out of the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one.
3 Exhaust Valve parts are listed for the 2006 Buick Terraza, from ENGINETECH, QUALCAST and SBI.
Listed part numbers: ENGINETECH V4415, QUALCAST 102173 and SBI 02173.
Harmonic Balancer
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.5L V6 | 12621646 | 🇺🇸 US 🇨🇦 CA | 12588034 STAMPED ON FRONT | View on Amazon |
| ATP Fits: 3.5L V6 | 102207 | 🇺🇸 US 🇨🇦 CA | Serpentine | View on Amazon |
| DAYCO Fits: 3.5L V6 | PB1544N | 🇺🇸 US 🇨🇦 CA | Premium | View on Amazon |
| DORMAN Fits: 3.5L V6 | 594266 | 🇺🇸 US 🇨🇦 CA | SerpentineDiameter | View on Amazon |
| PIONEER Fits: 3.5L V6 | DA207 | 🇺🇸 US 🇨🇦 CA | Groove Quantity 6Serpentine | View on Amazon |
This table covers the crankshaft pulleys / harmonic balancers at the front of the engine.
5 Harmonic Balancer parts for the 2006 Buick Terraza come from 5 brands — GM GENUINE, ATP, DAYCO and 2 other brands. The "Popular" part is GM GENUINE 12621646.
This group includes GM GENUINE 12621646, ATP 102207 and DAYCO PB1544N and the remaining parts above.
Harmonic Balancer Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL Fits: 3.5L V6 | 88176 | 🇺🇸 US 🇨🇦 CA | Except flange tear line | View on Amazon |
| WJB / INMOTION PARTS Fits: 3.5L V6 | WS88176 | 🇺🇸 US 🇨🇦 CA | Material: Nickel Plated Formed Steel | View on Amazon |
This table covers the wear sleeves used to restore a Harmonic Balancer seal surface.
2 Harmonic Balancer Repair Sleeve parts are listed for the 2006 Buick Terraza, from NATIONAL and WJB / INMOTION PARTS.
Listed part numbers: NATIONAL 88176 and WJB / INMOTION PARTS WS88176.
Intake Manifold Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.5L V6 | ES72226 | 🇺🇸 US 🇨🇦 CA | LowerAftermarket Design | View on Amazon |
| APEX Fits: 3.5L V6 | AES311 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| DORMAN Fits: 3.5L V6 | 03426 | 🇺🇸 US 🇨🇦 CA | Use RTV Sealant On Threads As These Bolts Pass Into A Coolant Passage | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | GS33420 | 🇺🇸 US 🇨🇦 CA | Includes WashersSteel | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 161000001 | 🇺🇸 US 🇨🇦 CA | Lowerwith 10mm Bolts | View on Amazon |
This table covers the Intake Manifold bolts.
5 Intake Manifold Bolt parts for the 2006 Buick Terraza come from 5 brands — FEL-PRO, APEX, DORMAN and 2 other brands. The "Popular" part is FEL-PRO ES72226.
Part numbers include FEL-PRO ES72226, APEX AES311 and DORMAN 03426, among others listed above.
Intake Manifold Gasket
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.5L V6 | MS98013T | 🇺🇸 US 🇨🇦 CA | SetIncludes Perma DryPlus Intake Manifold Gaskets | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ULTRA-POWER Popular Fits: 3.5L V6 | MS98013T | 🇺🇸 US 🇨🇦 CA | SetManifold Bolts Not Included | View on Amazon |
| APEX Fits: 3.5L V6 | AMS3971P | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | MS19509 | 🇺🇸 US 🇨🇦 CA | SetMolded Rubber | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | MIS19509 | 🇺🇸 US 🇨🇦 CA | SetMolded Rubber Master Includes Intake and Valve Cover Gaskets Plus All Miscellaneous Gaskets And Seals | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 111057301 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
This table covers the gaskets between the intake manifold and the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
6 Intake Manifold Gasket parts for the 2006 Buick Terraza come from 5 brands — MAHLE / CLEVITE, FEL-PRO, ULTRA-POWER and 2 other brands. The "Popular" part is FEL-PRO MS98013T.
In the Premium grade, FEL-PRO supplies 1 part: a step above OE specification in materials, tolerances or warranty terms. A representative part number is FEL-PRO MS98013T.
In the Standard Replacement grade, MAHLE / CLEVITE, ULTRA-POWER, APEX and 1 other brand supply 5 parts: built to original-equipment specification. A representative part number is ULTRA-POWER MS98013T.
This group includes FEL-PRO MS98013T and APEX AMS3971P and the remaining parts above.
Intake Plenum Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| APEX Fits: 3.5L V6 | AMS3970 | 🇺🇸 US 🇨🇦 CA | Upper | View on Amazon |
| FEL-PRO Fits: 3.5L V6 | MS96730 | 🇺🇸 US 🇨🇦 CA | Upper | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | MS17828 | 🇺🇸 US 🇨🇦 CA | Paper | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 151032701 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
This table covers the gaskets that seal the Intake Plenum. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
4 Intake Plenum Gasket parts are listed for the 2006 Buick Terraza, from APEX, FEL-PRO, MAHLE / CLEVITE and 1 other brand.
This group includes APEX AMS3970, FEL-PRO MS96730 and MAHLE / CLEVITE MS17828 and the remaining parts above.
Intake Valve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Fits: 3.5L V6 | V4414 | 🇺🇸 US | .3138 stem1.760 Head | View on Amazon |
| QUALCAST Fits: 3.5L V6 | 102172 | 🇺🇸 US 🇨🇦 CA | 1.760 Head Diameter. | View on Amazon |
| SBI Fits: 3.5L V6 | 02172 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the intake valves that let air (and fuel, on port-injected engines) into the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one.
3 Intake Valve parts are listed for the 2006 Buick Terraza, from ENGINETECH, QUALCAST and SBI.
Listed part numbers: ENGINETECH V4414, QUALCAST 102172 and SBI 02172.
Motor Mount
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Fits: 3.5L V6 | SKMA2900 | 🇺🇸 US 🇨🇦 CA | Fits Front LeftBracket , Strut to Radiator Support | View on Amazon |
| SKP Fits: 3.5L V6 | SKM2987 | 🇺🇸 US 🇨🇦 CA | Front RightHydraulic | View on Amazon |
| SKP Fits: 3.5L V6 | SKM2906 | 🇺🇸 US 🇨🇦 CA | Front RightHydraulic | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ANCHOR Popular Fits: 3.5L V6 | 2987 | 🇺🇸 US 🇨🇦 CA | Right LowerFWD | View on Amazon |
| DEA / MARMON RIDE CONTROL Popular Fits: 3.5L V6 | A2906 | 🇺🇸 US 🇨🇦 CA | Front Right, Mount Assembly | View on Amazon |
| GM GENUINE Popular Fits: 3.5L V6 | 10448575 | 🇺🇸 US 🇨🇦 CA | White | View on Amazon |
| ANCHOR Fits: 3.5L V6 | 2906 | 🇺🇸 US 🇨🇦 CA | Right LowerAWD | View on Amazon |
| DEA / MARMON RIDE CONTROL Fits: 3.5L V6 | A2900 | 🇺🇸 US 🇨🇦 CA | Front, Strut to Radiator Support, Bracket Only | View on Amazon |
| DEA / MARMON RIDE CONTROL Fits: 3.5L V6 | A2906HD | 🇺🇸 US 🇨🇦 CA | Front RightOem Hydraulic- Heavy Duty | View on Amazon |
| PIONEER Fits: 3.5L V6 | 632900 | 🇺🇸 US 🇨🇦 CA | Fits Front LeftStrut to Radiator Support | View on Amazon |
| PIONEER Fits: 3.5L V6 | 612987 | 🇺🇸 US 🇨🇦 CA | Front RightFWD | View on Amazon |
| PIONEER Fits: 3.5L V6 | 612906 | 🇺🇸 US 🇨🇦 CA | Front RightAWD | View on Amazon |
| WESTAR Fits: 3.5L V6 | EM2987 | 🇺🇸 US 🇨🇦 CA | Front Right | View on Amazon |
| WESTAR Fits: 3.5L V6 | EM2987G | 🇺🇸 US 🇨🇦 CA | Gold Line | View on Amazon |
This table covers the mounts that hold the engine to the chassis. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes.
14 Motor Mount parts are listed for the 2006 Buick Terraza, from SKP, DEA / MARMON RIDE CONTROL, PIONEER and 3 other brands. ANCHOR 2987 carries the "Popular" badge.
In the Economy grade, SKP supplies 3 parts: the catalog's value-priced group. A representative part number is SKP SKMA2900.
The Standard Replacement section: 11 options from DEA / MARMON RIDE CONTROL, PIONEER, ANCHOR and 2 other brands. ANCHOR 2987 is listed in this group.
Motor Mount Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ANCHOR Fits: 3.5L V6 | 300264 | 🇺🇸 US 🇨🇦 CA | FWD | View on Amazon |
| ANCHOR Fits: 3.5L V6 | 300263 | 🇺🇸 US 🇨🇦 CA | AWD | View on Amazon |
| WESTAR Fits: 3.5L V6 | ETK039 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Motor Mount kits.
3 Motor Mount Kit parts are listed for the 2006 Buick Terraza, from ANCHOR and WESTAR.
Listed part numbers: ANCHOR 300264, ANCHOR 300263 and WESTAR ETK039.
Oil
Summary: Notes list SAE 0W-30 and SAE 5W-30. Confirm the engine and the weight on the filler cap before you buy. Replacement brands in this table include VALVOLINE, MOBIL and LIQUI MOLY.
Full Synthetic
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LIQUI MOLY Popular Fits: 3.5L V6 | 20228 | 🇺🇸 US 🇨🇦 CA | Molygen New Generation 5W-305 Liter | View on Amazon |
| MOBIL Popular Fits: 3.5L V6 | 125195 | 🇺🇸 US 🇨🇦 CA | Full Synthetic 5W-30Mobil Full Synthetic | View on Amazon |
| MOBIL Popular Fits: 3.5L V6 | 124315 | 🇺🇸 US 🇨🇦 CA | 5W-30Mobil 1 Advanced | View on Amazon |
| IDEMITSU Fits: 3.5L V6 | 30013015750 | 🇺🇸 US | Full Synthetic 5W-30 GF-6/SP1 Quart | View on Amazon |
| IDEMITSU Fits: 3.5L V6 | 30013015953 | 🇺🇸 US | Full Synthetic 5W-30 GF-6/SP5 Quart | View on Amazon |
| LIQUI MOLY Fits: 3.5L V6 | 20136 | 🇺🇸 US 🇨🇦 CA | Special Tec AA 5W-301 Liter | View on Amazon |
| LIQUI MOLY Fits: 3.5L V6 | 20226 | 🇺🇸 US 🇨🇦 CA | Molygen New Generation 5W-301 Liter | View on Amazon |
| LIQUI MOLY Fits: 3.5L V6 | 20138 | 🇺🇸 US 🇨🇦 CA | Special Tec AA 5W-305 Liter | View on Amazon |
| LUCAS OIL Fits: 3.5L V6 | 10049 | 🇺🇸 US 🇨🇦 CA | FULL SYNTHETIC MOTOR OIL SAE 5W-301 qt | View on Amazon |
| LUCAS OIL Fits: 3.5L V6 | 18005 | 🇺🇸 US 🇨🇦 CA | Full Synthetic Motor Oil SAE 5W-306 Gallon | View on Amazon |
| LUCAS OIL Fits: 3.5L V6 | 18008 | 🇺🇸 US 🇨🇦 CA | Full Synthetic Motor Oil SAE 0W-306 Gallon | View on Amazon |
| MOBIL Fits: 3.5L V6 | 112627 | 🇺🇸 US 🇨🇦 CA | Extended Performance 5W-30Mobil 1 Extended Performance | View on Amazon |
| MOBIL Fits: 3.5L V6 | 127568 | 🇺🇸 US | ESP 5W30 1 Quart | View on Amazon |
| PENTOSIN Fits: 3.5L V6 | 8044214 | 🇺🇸 US 🇨🇦 CA | 5W-30-Pentospeed-DEXOS1 GEN31 Liter | View on Amazon |
| PENTOSIN Fits: 3.5L V6 | 8044216 | 🇺🇸 US 🇨🇦 CA | 5W-30-Pentospeed-DEXOS1 GEN35 Liters | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | VV955 | 🇺🇸 US 🇨🇦 CA | Advanced Protection Full Synthetic SAE 5W-301 Quart | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | 891678 | 🇺🇸 US 🇨🇦 CA | Extended Protection Full Synthetic SAE 5W-301 Quart | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | 904564 | 🇺🇸 US 🇨🇦 CA | Restore & Protect Full Synthetic SAE 5W-301 Quart | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | 891670 | 🇺🇸 US 🇨🇦 CA | Extended Protection Full Synthetic SAE 5W-30Easy Pour 5 Quart | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | 904566 | 🇺🇸 US 🇨🇦 CA | Restore & Protect Full Synthetic SAE 5W-305 Quart | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | 881164 | 🇺🇸 US 🇨🇦 CA | Advanced Protection Full Synthetic SAE 5W-30Easy Pour 5 Quart | View on Amazon |
High Mileage (>75,000 Miles)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular Fits: 3.5L V6 | VV1556 | 🇺🇸 US 🇨🇦 CA | Max Life High Mileage Synthetic Blend SAE 5W-301 Quart | View on Amazon |
| MOBIL Fits: 3.5L V6 | 123842 | 🇺🇸 US 🇨🇦 CA | Extended Performance High Mileage 5W-30Synthetic | View on Amazon |
| MOBIL Fits: 3.5L V6 | 103767 | 🇺🇸 US 🇨🇦 CA | High Mileage 5W-30Mobil 1 High Mileage | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | VV179 | 🇺🇸 US 🇨🇦 CA | Full Synthetic High Mileage with Max Life Technology SAE 5W-301 Quart | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | 881163 | 🇺🇸 US 🇨🇦 CA | Max Life High Mileage Synthetic Blend SAE 5W-30Easy Pour 5 Quart | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | 881169 | 🇺🇸 US 🇨🇦 CA | Full Synthetic High Mileage with Max Life Technology SAE 5W-30Easy Pour 5 Quart | View on Amazon |
Racing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| IDEMITSU Fits: 3.5L V6 | 30018100750 | 🇺🇸 US | 10W30 Rotary Racing Oil1 Quart | View on Amazon |
Synthetic Blend
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 3.5L V6 | 109290 | 🇺🇸 US | Synthetic BlendAPI SP Specifications | View on Amazon |
| MOBIL Popular Fits: 3.5L V6 | 124407 | 🇺🇸 US 🇨🇦 CA | Super 5W-30Mobil Super | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | 797975 | 🇺🇸 US 🇨🇦 CA | Daily Protection SAE 5W-30 Synthetic Blend1 Quart | View on Amazon |
| VALVOLINE Fits: 3.5L V6 | 881159 | 🇺🇸 US 🇨🇦 CA | Daily Protection SAE 5W-30 Synthetic BlendEasy Pour 5 Quart | View on Amazon |
This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable.
32 Oil parts are listed for the 2006 Buick Terraza, from VALVOLINE, MOBIL, LIQUI MOLY and 4 other brands. LIQUI MOLY 20228 carries the "Popular" badge. They are grouped as Full Synthetic, High Mileage (>75,000 Miles), Racing and Synthetic Blend, with Full Synthetic the largest group at 21 parts from VALVOLINE, LIQUI MOLY, MOBIL and 3 other brands.
Oil Cooler Mounting Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HAYDEN Fits: 3.5L V6 | 238 | 🇺🇸 US 🇨🇦 CA | Rubber Block Mounting Kit for Heavy Duty Oil Cooler | View on Amazon |
| HAYDEN Fits: 3.5L V6 | 153 | 🇺🇸 US 🇨🇦 CA | Metal Mounting Bracket Kit for Heavy Duty Oil Cooler | View on Amazon |
This table covers the Oil Cooler Mounting kits.
2 Oil Cooler Mounting Kit parts for the 2006 Buick Terraza come from HAYDEN.
Listed part numbers: HAYDEN 238 and HAYDEN 153.
Oil Dipstick / Tube
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.5L V6 | 917383 | 🇺🇸 US 🇨🇦 CA | Tube Only | View on Amazon |
| DORMAN Fits: 3.5L V6 | 917380 | 🇺🇸 US 🇨🇦 CA | Dipstick Only | View on Amazon |
This table covers the Oil Dipstick tubes.
DORMAN supplies both parts for the 2006 Buick Terraza.
This group includes DORMAN 917383 and DORMAN 917380.
Oil Dipstick / Tube Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 3.5L V6 | 584210 | 🇺🇸 US 🇨🇦 CA | Inner Diameter [MM]: 6,07 | View on Amazon |
| FEL-PRO Fits: 3.5L V6 | 73889 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GM GENUINE Fits: 3.5L V6 | 24504031 | 🇺🇸 US 🇨🇦 CA | 6.07 ID1.78 Diameter | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | 72010 | 🇺🇸 US 🇨🇦 CA | Engine Oil Dipstick Tube SealMolded Rubber | View on Amazon |
This table covers the seals at the Oil Dipstick / Tube. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
4 Oil Dipstick / Tube Seal parts for the 2006 Buick Terraza come from 4 brands — ELRING, FEL-PRO, GM GENUINE and 1 other brand.
This group includes ELRING 584210, FEL-PRO 73889 and GM GENUINE 24504031 and the remaining parts above.
Oil Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 3.5L V6 | 090034 | 🇺🇸 US 🇨🇦 CA | M12 x 1.75 Thread | View on Amazon |
| GM GENUINE Popular Fits: 3.5L V6 | 11562588 | 🇺🇸 US 🇨🇦 CA | with SealExc. Magnet | View on Amazon |
| AGS Fits: 3.5L V6 | ODP00009 | 🇺🇸 US 🇨🇦 CA | M12x1.75 | View on Amazon |
| DORMAN Fits: 3.5L V6 | 090156 | 🇺🇸 US 🇨🇦 CA | M12 x 1.75 Thread | View on Amazon |
| DORMAN Fits: 3.5L V6 | 092018 | 🇺🇸 US 🇨🇦 CA | Thread Size: M12-1.75Twist Style | View on Amazon |
| ELRING Fits: 3.5L V6 | 823400 | 🇺🇸 US 🇨🇦 CA | with Seal RingBolt Head-/Nut Design: Male Hex | View on Amazon |
| VAICO Fits: 3.5L V6 | V400755 | 🇺🇸 US 🇨🇦 CA | Thread Size: M 12 X 1,75Includes Gasket | View on Amazon |
This table covers the drain plugs in the oil pan.
7 Oil Drain Plug parts are listed for the 2006 Buick Terraza, from DORMAN, GM GENUINE, AGS and 2 other brands. DORMAN 090034 carries the "Popular" badge.
Part numbers include DORMAN 090034, GM GENUINE 11562588 and AGS ODP00009, among others listed above.
Oil Drain Plug Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 3.5L V6 | 056130 | 🇺🇸 US 🇨🇦 CA | Material: FPM (fluoride rubber)Outer Diameter [MM]: 20,8 | View on Amazon |
| FEL-PRO Fits: 3.5L V6 | 70820 | 🇺🇸 US 🇨🇦 CA | Rubber | View on Amazon |
| GM GENUINE Fits: 3.5L V6 | 12616850 | 🇺🇸 US 🇨🇦 CA | Diameter 19.39 | View on Amazon |
| VAICO Fits: 3.5L V6 | V401110 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the crush washers and gaskets under the oil drain plug. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
4 Oil Drain Plug Gasket parts for the 2006 Buick Terraza come from 4 brands — ELRING, FEL-PRO, GM GENUINE and 1 other brand.
Listed part numbers: ELRING 056130, FEL-PRO 70820 and GM GENUINE 12616850, plus the other parts above.
Oil Filler Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 3.5L V6 | FC219 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| MOTORAD Popular Fits: 3.5L V6 | MO99 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| CALORSTAT Fits: 3.5L V6 | OC2314 | 🇺🇸 US 🇨🇦 CA | PlasticTwist-On | View on Amazon |
| DORMAN Fits: 3.5L V6 | 80987 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GATES Fits: 3.5L V6 | 31103 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SKP Fits: 3.5L V6 | SKMO99 | 🇺🇸 US 🇨🇦 CA | with Plastic cap | View on Amazon |
This table covers the caps on the oil filler neck.
6 Oil Filler Cap parts are listed for the 2006 Buick Terraza, from ACDELCO, MOTORAD, CALORSTAT and 3 other brands. ACDELCO FC219 carries the "Popular" badge.
Listed part numbers: ACDELCO FC219, MOTORAD MO99 and CALORSTAT OC2314, plus the other parts above.
Oil Filler Cap Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 3.5L V6 | 592250 | 🇺🇸 US 🇨🇦 CA | SealMaterial: AEM (Ethylene Acrylate Rubber) | View on Amazon |
| ELRING Fits: 3.5L V6 | 823620 | 🇺🇸 US 🇨🇦 CA | SealMaterial: HNBR (hydrogenated nitrile butadiene rubber) | View on Amazon |
| FEL-PRO Fits: 3.5L V6 | 73193 | 🇺🇸 US 🇨🇦 CA | Services OEM bonded Cap sealAftermarket Design | View on Amazon |
| GM GENUINE Fits: 3.5L V6 | 24100002 | 🇺🇸 US 🇨🇦 CA | Size # 32027.94MM Inner Diameter | View on Amazon |
This table covers the gaskets that seal the Oil Filler Cap. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
4 Oil Filler Cap Gasket parts for the 2006 Buick Terraza come from 3 brands — ELRING, FEL-PRO and GM GENUINE.
Listed part numbers: ELRING 592250, ELRING 823620 and FEL-PRO 73193, plus the other parts above.
Oil Filter
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Popular Fits: 3.5L V6 | 72132WS | 🇺🇸 US 🇨🇦 CA | Workshop Oil FilterConnection Size: M18X1.5 | View on Amazon |
| CHAMP / LUBER-FINER Popular Fits: 3.5L V6 | PH47 | 🇺🇸 US 🇨🇦 CA | Inside Diameter: M18 X 1.5 Thread.Spin-On Filter. | View on Amazon |
| FRAM Fits: 3.5L V6 | FE3387A | 🇺🇸 US 🇨🇦 CA | Spin-OnTough Guard or Synthetic Endurance | View on Amazon |
| FVP Fits: 3.5L V6 | R1040 | 🇺🇸 US 🇨🇦 CA | Media Material: Synthetic BlendSpin-On Filter | View on Amazon |
| PRO-TEC Fits: 3.5L V6 | PXL51040 | 🇺🇸 US 🇨🇦 CA | Height: 3.45 InThread Size: M18X1.5 In | View on Amazon |
| VAICO Fits: 3.5L V6 | V400079 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| VARIOUS MFR Fits: 3.5L V6 | PG111 | 🇺🇸 US 🇨🇦 CA | Spin-On | View on Amazon |
High Performance / Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.5L V6 | UPF47R | 🇺🇸 US 🇨🇦 CA | Gold / Professional SpecialtyULTRAGUARD | View on Amazon |
| MOBIL Fits: 3.5L V6 | M1101A | 🇺🇸 US 🇨🇦 CA | Extended Performance | View on Amazon |
| WIX Fits: 3.5L V6 | 51040XP | 🇺🇸 US 🇨🇦 CA | XP Extreme DutyBest For Synthetic Motor Oils | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 3.5L V6 | PF47E | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentGasket Or Seal Included: YES | View on Amazon |
| WIX Popular Fits: 3.5L V6 | 51040 | 🇺🇸 US 🇨🇦 CA | Height: 3.45 InMedia Material: Enhanced Cellulose | View on Amazon |
| BOSCH Fits: 3.5L V6 | 3331 | 🇺🇸 US 🇨🇦 CA | Premium Oil FilterConnection Size: M18X1.5 | View on Amazon |
| CHAMP / LUBER-FINER Fits: 3.5L V6 | PH47XL | 🇺🇸 US 🇨🇦 CA | Spin-On Filter.XL Synthetic | View on Amazon |
| DENSO Fits: 3.5L V6 | 1502015 | 🇺🇸 US 🇨🇦 CA | Engine Oil Filter or FTF Engine Oil Filter | View on Amazon |
| HASTINGS / BALDWIN Fits: 3.5L V6 | LF233 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HENGST Fits: 3.5L V6 | E630H02D103 | 🇺🇸 US 🇨🇦 CA | Includes Gasket SetCartridge | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | OC715 | 🇺🇸 US 🇨🇦 CA | Spin-On | View on Amazon |
| VARIOUS MFR Fits: 3.5L V6 | PG111EX | 🇺🇸 US 🇨🇦 CA | Extended LifeSpin-On | View on Amazon |
This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive.
19 Oil Filter parts are listed for the 2006 Buick Terraza, from BOSCH, CHAMP / LUBER-FINER, VARIOUS MFR and 11 other brands. BOSCH 72132WS carries the "Popular" badge.
Economy: 7 parts, from BOSCH, CHAMP / LUBER-FINER, FRAM and 4 other brands. A representative part number is BOSCH 72132WS.
In the High Performance / Heavy Duty grade, ACDELCO, MOBIL and WIX supply 3 parts: grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO UPF47R.
The Standard Replacement section: 9 options from ACDELCO, WIX, BOSCH and 6 other brands. ACDELCO PF47E is listed in this group.
Oil Filter Adapter Gasket / O-Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.5L V6 | 72423 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MAHLE / CLEVITE Popular Fits: 3.5L V6 | B32184 | 🇺🇸 US 🇨🇦 CA | Polyacrylic | View on Amazon |
| APEX Fits: 3.5L V6 | AOM6024 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FEL-PRO Fits: 3.5L V6 | 72466 | 🇺🇸 US 🇨🇦 CA | Old design | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 711359500 | 🇺🇸 US 🇨🇦 CA | Outside Diameter: 4.1880 In | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 711351100 | 🇺🇸 US 🇨🇦 CA | Improved DesignOutside Diameter: 3.8050 In | View on Amazon |
This table covers the Oil Filter Adapter Gasket O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove.
6 Oil Filter Adapter Gasket / O-Ring parts for the 2006 Buick Terraza come from 4 brands — FEL-PRO, VICTOR REINZ, MAHLE / CLEVITE and 1 other brand. The "Popular" part is FEL-PRO 72423.
Part numbers include FEL-PRO 72423, MAHLE / CLEVITE B32184 and APEX AOM6024, among others listed above.
Oil Filter Bypass Valve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.5L V6 | 927841 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GM GENUINE Fits: 3.5L V6 | 19542299 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Oil Filter Bypass valves. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one.
2 Oil Filter Bypass Valve parts are listed for the 2006 Buick Terraza, from DORMAN and GM GENUINE.
Listed part numbers: DORMAN 927841 and GM GENUINE 19542299.
Oil Galley Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.5L V6 | 45746 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GM GENUINE Fits: 3.5L V6 | 14084945 | 🇺🇸 US 🇨🇦 CA | Steel | View on Amazon |
| GM GENUINE Fits: 3.5L V6 | 10241154 | 🇺🇸 US 🇨🇦 CA | Rear2.107 OD | View on Amazon |
This table covers the Oil Galley plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes.
3 Oil Galley Plug parts are listed for the 2006 Buick Terraza, from GM GENUINE and DORMAN.
Listed part numbers: DORMAN 45746, GM GENUINE 14084945 and GM GENUINE 10241154.
Oil Pan
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.5L V6 | 264481 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SPECTRA PREMIUM Fits: 3.5L V6 | GMP66A | 🇺🇸 US 🇨🇦 CA | GASKET AND/OR SEALANT NOT INCLUDED | View on Amazon |
| ULTRA-POWER Fits: 3.5L V6 | 264481 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the oil pans that hold the engine's oil sump.
3 Oil Pan parts for the 2006 Buick Terraza come from 3 brands — DORMAN, SPECTRA PREMIUM and ULTRA-POWER.
This group includes DORMAN 264481 and SPECTRA PREMIUM GMP66A and the remaining parts above.
Oil Pan Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 11589399 | 🇺🇸 US 🇨🇦 CA | without SEALINCLUDES SEALANT ON BOTTOM OF BOLT HEAD | View on Amazon |
This table covers the Oil Pan bolts.
One part is listed for the 2006 Buick Terraza — GM GENUINE 11589399.
Oil Pan Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.5L V6 | OS30766R | 🇺🇸 US 🇨🇦 CA | Permadry | View on Amazon |
| GM GENUINE Popular Fits: 3.5L V6 | 12568549 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| APEX Fits: 3.5L V6 | AOP397 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MAHLE / CLEVITE Fits: 3.5L V6 | OS32319 | 🇺🇸 US 🇨🇦 CA | Molded Rubber | View on Amazon |
| ULTRA-POWER Fits: 3.5L V6 | OS30766R | 🇺🇸 US 🇨🇦 CA | SetMolded Rubber Gasket(s) Included | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 101024101 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the gaskets between the oil pan and the block. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
6 Oil Pan Gasket parts are listed for the 2006 Buick Terraza, from FEL-PRO, GM GENUINE, APEX and 3 other brands. FEL-PRO OS30766R carries the "Popular" badge.
Listed part numbers: FEL-PRO OS30766R, GM GENUINE 12568549 and APEX AOP397, plus the other parts above.
Oil Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Fits: 3.5L V6 | EPK110 | 🇺🇸 US | 'Pressure King' Value Line Pump | View on Amazon |
| SKP Fits: 3.5L V6 | SKPM134 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MELLING Popular Fits: 3.5L V6 | M134 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ENGINETECH Fits: 3.5L V6 | EP134 | 🇺🇸 US | View on Amazon | |
| SEALED POWER Fits: 3.5L V6 | 2244152 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Oil pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit.
5 Oil Pump parts are listed for the 2006 Buick Terraza, from ENGINETECH, SKP, MELLING and 1 other brand. MELLING M134 carries the "Popular" badge.
Economy: 2 parts, from ENGINETECH and SKP. A representative part number is ENGINETECH EPK110.
The Standard Replacement section: 3 options from MELLING, ENGINETECH and SEALED POWER. MELLING M134 is listed in this group.
This group includes MELLING M134, ENGINETECH EPK110 and SKP SKPM134 and the remaining parts above.
Oil Pump Cover Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 11517518 | 🇺🇸 US 🇨🇦 CA | M6X1X20,19THD,14.2OD | View on Amazon |
This table covers the Oil Pump Cover bolts.
One part is listed for the 2006 Buick Terraza — GM GENUINE 11517518.
Oil Pump Pickup Tube / Screen
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MELLING Fits: 3.5L V6 | 251S | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the pickup tubes and screens that feed the oil pump.
This group shows a single part: MELLING 251S.
Oil Pump Screen Installation Tool
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MELLING Fits: 3.5L V6 | MCAT75 | 🇺🇸 US 🇨🇦 CA | Installs 3/4in Press-In Oil Pump ScreenBlack | View on Amazon |
This table covers the Oil Pump Screen Installation tools. This is a service tool, not a wear part — match the application in the notes.
One part is listed for the 2006 Buick Terraza — MELLING MCAT75.
Piston
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Fits: 3.5L V6 | P5061 | 🇺🇸 US | Hypereutectic Coated skirtRecessed Head | View on Amazon |
| ENGINETECH Fits: 3.5L V6 | K50616P | 🇺🇸 US | Hypereutectic Coated skirtRecessed Head | View on Amazon |
This table covers the pistons that travel in each cylinder. Typical signs include knock, blow-by, or a cylinder that will not hold compression. Piston work is a short-block job. Match bore, pin and ring pack in the notes — not the photo.
2 Piston parts for the 2006 Buick Terraza come from ENGINETECH.
This group includes ENGINETECH P5061 and ENGINETECH K50616P.
Piston Ring
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Fits: 3.5L V6 | S94112 | 🇺🇸 US | Steel Top PremiumSet | View on Amazon |
| HASTINGS MANUFACTURING Fits: 3.5L V6 | 2M5133 | 🇺🇸 US 🇨🇦 CA | Plasma Moly Top RingTop Ring Surface Treatment: Plasma Moly | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | 42075CP | 🇺🇸 US 🇨🇦 CA | PremiumMaterial Carbon Steel / Cast Iron / Stainless Steel | View on Amazon |
| SEALED POWER Fits: 3.5L V6 | E986K | 🇺🇸 US 🇨🇦 CA | PremiumRing Groove Widths: 1.2mm, 1.5mm, 2.5mm | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HASTINGS MANUFACTURING Popular Fits: 3.5L V6 | 2C5133 | 🇺🇸 US 🇨🇦 CA | Full SetTop Ring Surface Treatment: Chrome | View on Amazon |
This table covers the rings that seal each piston to the cylinder wall.
5 Piston Ring parts for the 2006 Buick Terraza come from 4 brands — HASTINGS MANUFACTURING, ENGINETECH, MAHLE / CLEVITE and 1 other brand. The "Popular" part is HASTINGS MANUFACTURING 2C5133.
Premium: 4 parts, from ENGINETECH, HASTINGS MANUFACTURING, MAHLE / CLEVITE and 1 other brand. A representative part number is ENGINETECH S94112.
Standard Replacement: 1 part, from HASTINGS MANUFACTURING. A representative part number is HASTINGS MANUFACTURING 2C5133.
This group includes HASTINGS MANUFACTURING 2C5133, ENGINETECH S94112 and HASTINGS MANUFACTURING 2M5133 and the remaining parts above.
Push Rod
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MELLING Popular Fits: 3.5L V6 | MPR474 | 🇺🇸 US 🇨🇦 CA | Exhaust | View on Amazon |
| MELLING Popular Fits: 3.5L V6 | MPR475 | 🇺🇸 US 🇨🇦 CA | Intake | View on Amazon |
| ENGINETECH Fits: 3.5L V6 | EPR475 | 🇺🇸 US | 5.750" Overall Length | View on Amazon |
| ENGINETECH Fits: 3.5L V6 | EPR474 | 🇺🇸 US | Exhaust | View on Amazon |
| QUALCAST Fits: 3.5L V6 | 746475 | 🇺🇸 US 🇨🇦 CA | Intake5.750 Length | View on Amazon |
| QUALCAST Fits: 3.5L V6 | 746474 | 🇺🇸 US 🇨🇦 CA | Exhaust6.074 Length | View on Amazon |
This table covers the pushrods that transfer lifter motion to the rocker arms.
6 Push Rod parts for the 2006 Buick Terraza come from 3 brands — MELLING, ENGINETECH and QUALCAST. The "Popular" part is MELLING MPR474.
Listed part numbers: MELLING MPR474, MELLING MPR475 and ENGINETECH EPR475, plus the other parts above.
Rocker Arm
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Fits: 3.5L V6 | ER668 | 🇺🇸 US | Roller Rocker Assemblywith 8mm Bolt | View on Amazon |
| MELLING Fits: 3.5L V6 | MR1331 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SBI Fits: 3.5L V6 | 1801329 | 🇺🇸 US 🇨🇦 CA | Intake and ExhaustRoller Pivot Assy. | View on Amazon |
This table covers the rocker arms that transfer cam motion to the valves.
3 Rocker Arm parts are listed for the 2006 Buick Terraza, from ENGINETECH, MELLING and SBI.
Listed part numbers: ENGINETECH ER668, MELLING MR1331 and SBI 1801329.
Timing Cam Sprocket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CLOYES Popular Fits: 3.5L V6 | S848T | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FVP Fits: 3.5L V6 | S848T | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| INA Fits: 3.5L V6 | ZSS848T | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| PREFERRED COMPONENTS INC Fits: 3.5L V6 | G55848 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| S.A. GEAR Fits: 3.5L V6 | S848 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | CAM | View on Amazon |
This table covers the Timing Cam sprockets.
5 Timing Cam Sprocket parts are listed for the 2006 Buick Terraza, from CLOYES, FVP, INA and 2 other brands. CLOYES S848T carries the "Popular" badge.
Part numbers include CLOYES S848T and INA ZSS848T, among others listed above.
Timing Chain
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MELLING Popular Fits: 3.5L V6 | 700 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| S.A. GEAR Popular Fits: 3.5L V6 | C700 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Chain | View on Amazon |
| CLOYES Fits: 3.5L V6 | C700 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GM GENUINE Fits: 3.5L V6 | 24506090 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| INA Fits: 3.5L V6 | ZCC700 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| PREFERRED COMPONENTS INC Fits: 3.5L V6 | C700 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the timing chains that keep the cams in time with the crank.
6 Timing Chain parts for the 2006 Buick Terraza come from 6 brands — MELLING, S.A. GEAR, CLOYES and 3 other brands. The "Popular" part is MELLING 700.
Part numbers include MELLING 700 and S.A. GEAR C700, among others listed above.
Timing Chain & Component Kit
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| S.A. GEAR Popular Fits: 3.5L V6 | 76193 | 🇺🇸 US 🇨🇦 CA | Includes Cam Sprocket, Chain, Crank Sprocket, Damper | View on Amazon |
| PREFERRED COMPONENTS INC Fits: 3.5L V6 | TS13221 | 🇺🇸 US 🇨🇦 CA | Includes Damper | View on Amazon |
| S.A. GEAR Fits: 3.5L V6 | 73134 | 🇺🇸 US 🇨🇦 CA | Includes Cam Sprocket, Chain, Crank Sprocket | View on Amazon |
| ULTRA-POWER Fits: 3.5L V6 | 90700S | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CLOYES Popular Fits: 3.5L V6 | 90700S | 🇺🇸 US 🇨🇦 CA | Includes: Timing Chain, Timing Damper, Crankshaft Sprocket, Camshaft Sprocket | View on Amazon |
| MELLING Popular Fits: 3.5L V6 | 3700SB | 🇺🇸 US 🇨🇦 CA | Complete Set | View on Amazon |
| CLOYES Fits: 3.5L V6 | C3221 | 🇺🇸 US 🇨🇦 CA | Timing SetSet Contains: Timing Chain, Crankshaft Sprocket, Camshaft Sprocket | View on Amazon |
| ENGINETECH Fits: 3.5L V6 | TS700 | 🇺🇸 US | Damper Not Included | View on Amazon |
| INA Fits: 3.5L V6 | ZC90700S | 🇺🇸 US 🇨🇦 CA | Includes 1 Chain, 1 Guide, 1 CAM Sprocket, 1 Crank Sprocket | View on Amazon |
| INA Fits: 3.5L V6 | ZCC3221 | 🇺🇸 US 🇨🇦 CA | Includes 1 Cam Sprocket, 1 Chain, 1 Crank Sprocket | View on Amazon |
| MELLING Fits: 3.5L V6 | 3700S | 🇺🇸 US 🇨🇦 CA | Partial 3 Piece Timing Set | View on Amazon |
This table covers kits that group a timing chain with the related tensioners and guides.
11 Timing Chain & Component Kit parts are listed for the 2006 Buick Terraza, from S.A. GEAR, CLOYES, MELLING and 4 other brands. S.A. GEAR 76193 carries the "Popular" badge.
Economy: 4 parts, from S.A. GEAR, PREFERRED COMPONENTS INC and ULTRA-POWER. A representative part number is S.A. GEAR 76193.
The Standard Replacement section: 7 options from CLOYES, MELLING, INA and 1 other brand. CLOYES 90700S is listed in this group.
Timing Chain Guide / Damper
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Popular Fits: 3.5L V6 | D388 | 🇺🇸 US | Use with TS700 | View on Amazon |
| MELLING Popular Fits: 3.5L V6 | BD600 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| CLOYES Fits: 3.5L V6 | 95388 | 🇺🇸 US 🇨🇦 CA | DAMPER | View on Amazon |
| INA Fits: 3.5L V6 | ZG95388 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| PREFERRED COMPONENTS INC Fits: 3.5L V6 | R75336 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| S.A. GEAR Fits: 3.5L V6 | 7688 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SEALED POWER Fits: 3.5L V6 | 222336CT | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the guides and dampers that keep the timing chain on its path.
7 Timing Chain Guide / Damper parts for the 2006 Buick Terraza come from 7 brands — ENGINETECH, MELLING, CLOYES and 4 other brands. The "Popular" part is ENGINETECH D388.
This group includes ENGINETECH D388, MELLING BD600 and CLOYES 95388 and the remaining parts above.
Timing Chain Tensioner
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| S.A. GEAR Fits: 3.5L V6 | 91013 | 🇲🇽 MX | Tensioner | View on Amazon |
This table covers the tensioners that keep the timing chain taut. Typical signs include belt flutter, a chirp that returns after a new belt, or an arm that no longer damps. Replace the tensioner with the belt at higher mileage.
One part is listed for the 2006 Buick Terraza — S.A. GEAR 91013.
Timing Cover Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 11609752 | 🇺🇸 US 🇨🇦 CA | Use At # 3-4 HoleSilver Grey | View on Amazon |
This table covers the Timing Cover bolts.
One part is listed for the 2006 Buick Terraza — GM GENUINE 11609752.
Timing Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.5L V6 | TCS46088 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FEL-PRO Popular Fits: 3.5L V6 | 72670 | 🇺🇸 US 🇨🇦 CA | Configuration: ONE Piece | View on Amazon |
| APEX Fits: 3.5L V6 | ATC3970 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GM GENUINE Fits: 3.5L V6 | 10189276 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MAHLE / CLEVITE Fits: 3.5L V6 | T31259 | 🇺🇸 US 🇨🇦 CA | Paper | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | JV5208 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 711406900 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| VICTOR REINZ Fits: 3.5L V6 | 151019501 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
This table covers the gaskets that seal the Timing Cover. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
8 Timing Cover Gasket parts are listed for the 2006 Buick Terraza, from FEL-PRO, MAHLE / CLEVITE, VICTOR REINZ and 2 other brands. FEL-PRO TCS46088 carries the "Popular" badge.
Listed part numbers: FEL-PRO TCS46088, FEL-PRO 72670 and APEX ATC3970, plus the other parts above.
Timing Cover Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Fits: 3.5L V6 | WS17765A | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the seals at the Timing Cover. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
One part is listed for the 2006 Buick Terraza — WJB / INMOTION PARTS WS17765A.
Timing Crank Sprocket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| S.A. GEAR Popular Fits: 3.5L V6 | S847 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits or Mexico Only | View on Amazon |
| CLOYES Fits: 3.5L V6 | S847 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GM GENUINE Fits: 3.5L V6 | 12568125 | 🇺🇸 US 🇨🇦 CA | 25 Teeth | View on Amazon |
| INA Fits: 3.5L V6 | ZSS847 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| PREFERRED COMPONENTS INC Fits: 3.5L V6 | G55847 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the crankshaft sprockets that drive the timing chain or belt.
5 Timing Crank Sprocket parts are listed for the 2006 Buick Terraza, from S.A. GEAR, CLOYES, GM GENUINE and 2 other brands. S.A. GEAR S847 carries the "Popular" badge.
Part numbers include S.A. GEAR S847 and GM GENUINE 12568125, among others listed above.
Torque Strut Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEA / MARMON RIDE CONTROL Fits: 3.5L V6 | A2716 | 🇺🇸 US 🇨🇦 CA | Fits Front Right | View on Amazon |
| PIONEER Fits: 3.5L V6 | 632720 | 🇺🇸 US 🇨🇦 CA | Fits Front Right | View on Amazon |
This table covers the Torque Strut bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
2 Torque Strut Bushing parts are listed for the 2006 Buick Terraza, from DEA / MARMON RIDE CONTROL and PIONEER.
This group includes DEA / MARMON RIDE CONTROL A2716 and PIONEER 632720.
Torque Strut Mount
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Fits: 3.5L V6 | SKMA2899 | 🇺🇸 US 🇨🇦 CA | Fits Front RightComplete Part | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ANCHOR Popular Fits: 3.5L V6 | 2899 | 🇺🇸 US 🇨🇦 CA | Fits Front RightCOMPLETE ASSEMBLY | View on Amazon |
| ANCHOR Popular Fits: 3.5L V6 | 2900 | 🇺🇸 US 🇨🇦 CA | Fits Front LeftStrut to Radiator Support | View on Amazon |
| ANCHOR Fits: 3.5L V6 | 2716 | 🇺🇸 US 🇨🇦 CA | Fits Front LeftBushing Only | View on Amazon |
| DEA / MARMON RIDE CONTROL Fits: 3.5L V6 | A2899 | 🇺🇸 US 🇨🇦 CA | Fits Front LeftComplete Part | View on Amazon |
| PIONEER Fits: 3.5L V6 | 632899 | 🇺🇸 US 🇨🇦 CA | Fits Front Right | View on Amazon |
| WESTAR Fits: 3.5L V6 | EM2716 | 🇺🇸 US 🇨🇦 CA | FrontInsert only | View on Amazon |
| WESTAR Fits: 3.5L V6 | EM2899 | 🇺🇸 US 🇨🇦 CA | FrontComplete Unit | View on Amazon |
| WESTAR Fits: 3.5L V6 | EM2900 | 🇺🇸 US 🇨🇦 CA | FrontBracket to Radiator Support | View on Amazon |
| WESTAR Fits: 3.5L V6 | EM4169 | 🇺🇸 US 🇨🇦 CA | FrontBracket to Radiator Support | View on Amazon |
This table covers the Torque Strut mounts. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes.
10 Torque Strut Mount parts for the 2006 Buick Terraza come from 5 brands — WESTAR, ANCHOR, SKP and 2 other brands. The "Popular" part is ANCHOR 2899.
The Economy section: 1 option from SKP. SKP SKMA2899 is listed in this group.
Standard Replacement: 9 parts, from WESTAR, ANCHOR, DEA / MARMON RIDE CONTROL and 1 other brand. A representative part number is ANCHOR 2899.
Valve Cover Bolt / Screw
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 11589120 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Valve Cover Bolt screws. Typical signs include a rounded head, a seeping bleeder, or a fastener that will not hold torque. Do not force a new screw into a stripped hole — repair the thread first.
This group shows a single part: GM GENUINE 11589120.
Valve Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| APEX Popular Fits: 3.5L V6 | AVC350S | 🇺🇸 US 🇨🇦 CA | Includes Grommets | View on Amazon |
| FEL-PRO Popular Fits: 3.5L V6 | VS50442R | 🇺🇸 US 🇨🇦 CA | Permadry RubberValve Cover Grommets Not Included | View on Amazon |
| MAHLE / CLEVITE Popular Fits: 3.5L V6 | VS50173A | 🇺🇸 US 🇨🇦 CA | Contains GrommetsSet | View on Amazon |
| APEX Fits: 3.5L V6 | AVC350 | 🇺🇸 US 🇨🇦 CA | Does Not Include Grommets | View on Amazon |
| ELRING Fits: 3.5L V6 | 754490 | 🇺🇸 US 🇨🇦 CA | Material: Multiple | View on Amazon |
| ENGINETECH Fits: 3.5L V6 | VCC189A | 🇺🇸 US | SetIncludes Grommets | View on Amazon |
| GM GENUINE Fits: 3.5L V6 | 10154775 | 🇺🇸 US 🇨🇦 CA | Single Gasket | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | VS50174 | 🇺🇸 US 🇨🇦 CA | Molded Rubber | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | VS50173 | 🇺🇸 US 🇨🇦 CA | SetMolded Rubber | View on Amazon |
| ULTRA-POWER Fits: 3.5L V6 | VS50442R | 🇺🇸 US 🇨🇦 CA | SetMolded Rubber Gasket(s) Included | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 151063001 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
This table covers the gaskets that seal the valve cover to the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
11 Valve Cover Gasket parts are listed for the 2006 Buick Terraza, from MAHLE / CLEVITE, APEX, FEL-PRO and 5 other brands. APEX AVC350S carries the "Popular" badge.
Valve Cover Grommet
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.5L V6 | ES71044 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| APEX Fits: 3.5L V6 | AES303 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| ELRING Fits: 3.5L V6 | 050390 | 🇺🇸 US 🇨🇦 CA | material: NBR (nitrile butadiene rubber) | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | GS33405 | 🇺🇸 US 🇨🇦 CA | KitSet | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 151013801 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
This table covers the Valve Cover grommets.
5 Valve Cover Grommet parts are listed for the 2006 Buick Terraza, from FEL-PRO, APEX, ELRING and 2 other brands. FEL-PRO ES71044 carries the "Popular" badge.
Part numbers include FEL-PRO ES71044, APEX AES303 and ELRING 050390, among others listed above.
Valve Lifter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.5L V6 | HL118 | 🇺🇸 US 🇨🇦 CA | Lifter Type: Hydraulic Roller | View on Amazon |
| MELLING Popular Fits: 3.5L V6 | JB2270 | 🇺🇸 US 🇨🇦 CA | Hydraulic | View on Amazon |
| ENGINETECH Fits: 3.5L V6 | L2270 | 🇺🇸 US | HydraulicRoller Follower | View on Amazon |
| QUALCAST Fits: 3.5L V6 | 362270 | 🇺🇸 US 🇨🇦 CA | Hydraulic Roller | View on Amazon |
| SBI Fits: 3.5L V6 | VL138 | 🇺🇸 US 🇨🇦 CA | Intake and Exhaust0.842 Body Diameter | View on Amazon |
| SEALED POWER Fits: 3.5L V6 | HT2270 | 🇺🇸 US 🇨🇦 CA | Hydraulic Roller Lifters | View on Amazon |
This table covers the lifters / tappets that transfer cam motion to the valves.
6 Valve Lifter parts are listed for the 2006 Buick Terraza, from GM GENUINE, MELLING, ENGINETECH and 3 other brands. GM GENUINE HL118 carries the "Popular" badge.
Listed part numbers: GM GENUINE HL118, MELLING JB2270 and ENGINETECH L2270, plus the other parts above.
Valve Spring Retainer
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.5L V6 | 10166344 | 🇺🇸 US 🇨🇦 CA | EXH | View on Amazon |
| MELLING Fits: 3.5L V6 | VSR709 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Valve Spring retainers.
2 Valve Spring Retainer parts for the 2006 Buick Terraza come from 2 brands — GM GENUINE and MELLING.
Listed part numbers: GM GENUINE 10166344 and MELLING VSR709.
Valve Spring Retainer Keeper
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.5L V6 | 10166345 | 🇺🇸 US 🇨🇦 CA | Material: Alloy Steel | View on Amazon |
| MELLING Popular Fits: 3.5L V6 | VL760 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ENGINETECH Fits: 3.5L V6 | EPC291 | 🇺🇸 US | Single Round Groove | View on Amazon |
| PIONEER Fits: 3.5L V6 | PF840 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| QUALCAST Fits: 3.5L V6 | 345005 | 🇺🇸 US 🇨🇦 CA | 0.314 Stem. Round Bead In Middle. | View on Amazon |
| SBI Fits: 3.5L V6 | 1211085 | 🇺🇸 US 🇨🇦 CA | Intake and Exhaust0.2900 Length | View on Amazon |
This table covers the keepers that lock each valve-spring retainer to the stem.
6 Valve Spring Retainer Keeper parts for the 2006 Buick Terraza come from 6 brands — GM GENUINE, MELLING, ENGINETECH and 3 other brands. The "Popular" part is GM GENUINE 10166345.
Part numbers include GM GENUINE 10166345, MELLING VL760 and ENGINETECH EPC291, among others listed above.
Valve Stem Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ENGINETECH Popular Fits: 3.5L V6 | SG31LV | 🇺🇸 US | Viton | View on Amazon |
| FEL-PRO Popular Fits: 3.5L V6 | SS70829 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| APEX Fits: 3.5L V6 | AVS3101 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| ELRING Fits: 3.5L V6 | 728200 | 🇺🇸 US 🇨🇦 CA | CX ModelBody code: U12216 | View on Amazon |
| GM GENUINE Fits: 3.5L V6 | 24508009 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 | SS45905 | 🇺🇸 US 🇨🇦 CA | SetMetal with Molded Rubber | View on Amazon |
| QUALCAST Fits: 3.5L V6 | 3880945 | 🇺🇸 US 🇨🇦 CA | Viton Top Hat | View on Amazon |
| SBI Fits: 3.5L V6 | 1221336 | 🇺🇸 US 🇨🇦 CA | Intake and ExhaustViton Material | View on Amazon |
| VICTOR REINZ Fits: 3.5L V6 | 121002901 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
This table covers the seals on each valve stem that control oil into the guides. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
9 Valve Stem Seal parts are listed for the 2006 Buick Terraza, from ENGINETECH, FEL-PRO, APEX and 6 other brands. ENGINETECH SG31LV carries the "Popular" badge.
Part numbers include ENGINETECH SG31LV, FEL-PRO SS70829 and APEX AVS3101, among others listed above.
Buying Engine Parts for a 2006 Buick Terraza
On this vehicle, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components.
- Match the engine first. Every engine part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Oil and Crankshaft Seal .
Frequently Asked Questions
How many engine parts fit the 2006 Buick Terraza?
Our catalog currently lists 341 engine parts for the 2006 Buick Terraza across 66 subcategories and 56 brands, covering both the 3.5L V6 and the 3.9L V6. Each part is matched to the engine(s) it fits.
Do engine parts differ between 2006 Buick Terraza engines?
Yes. Every engine part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of engine problems on a 2006 Buick Terraza?
Common symptoms include oil spots under the vehicle, blue or white exhaust smoke, ticking from the valvetrain, or coolant mysteriously disappearing. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What oil viscosity is listed for the 2006 Buick Terraza?
Oil rows on this page include SAE 0W-30 and SAE 5W-30. Confirm the engine and the weight on the filler cap before you buy — high-mileage and standard fills can differ.
What should I replace at the same time?
Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2006 Buick Terraza was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2006 Buick Terraza?
First match the engine — each row shows which engine(s) the part fits. Then engine hard parts are unforgiving of guesswork — confirm the casting or engine code before ordering, because one model year can hide two different blocks. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2006 Buick Terraza
Engine Parts for Other Buick Terraza Years
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