2022 GMC Sierra 2500 Engine Parts

This table covers the camshafts that open the valves. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 12633925.

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. Read more

3 Camshaft Bearing parts are listed for the 2022 GMC Sierra 2500, from GM GENUINE and MAHLE / CLEVITE.

This group includes GM GENUINE 12631285, GM GENUINE 12631286 and MAHLE / CLEVITE SH1999S.

This table covers the Camshaft Retainer / Thrust plates. Typical signs include warpage, cracks, or a plate that no longer locates the assembly. Confirm which plate the notes describe — backing plates, clutch plates and strike plates are different parts. Read more

This group shows a single part: DORMAN 45745.

This table covers the connecting rods between each piston and the crankshaft. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 12683616.

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. Read more

6 Connecting Rod Bearing parts are listed for the 2022 GMC Sierra 2500, from MAHLE / CLEVITE, ENGINETECH and GM GENUINE. ENGINETECH BB145J carries the "Popular" badge.

In the High Performance grade, MAHLE / CLEVITE supplies 2 parts: engineered beyond original-equipment specification. A representative part number is MAHLE / CLEVITE CB2030F.

The Standard Replacement section lists 4 options from MAHLE / CLEVITE, ENGINETECH and GM GENUINE — built to original-equipment specification. ENGINETECH BB145J is listed in this group.

Listed part numbers: ENGINETECH BB145J, MAHLE / CLEVITE CB2030F and MAHLE / CLEVITE CB2030FX, plus the other parts above.

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. Read more

One part is listed for the 2022 GMC Sierra 2500 — AJUSA 54325300.

This table covers the crankshafts that turn piston motion into rotation. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 12677566.

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. Read more

2 Crankshaft Main Bearing parts for the 2022 GMC Sierra 2500 come from 2 brands — ENGINETECH and GM GENUINE.

Listed part numbers: ENGINETECH BC204J and GM GENUINE 12704537.

This table covers the Crankshaft Main Bearing caps. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

This group shows a single part: GM GENUINE 12686745.

This table covers the Crankshaft Main Bearing Cap bolts. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 11610683.

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. Read more

6 Crankshaft Seal parts for the 2022 GMC Sierra 2500 come from 4 brands — GM GENUINE, VICTOR REINZ, FEL-PRO and 1 other brand. The "Popular" part is GM GENUINE 29606.

This group includes GM GENUINE 29606, GM GENUINE 97209342 and FEL-PRO TCS46193 and the remaining parts above.

This table covers the cylinder heads that close the top of the block. Read more

2 Cylinder Head parts for the 2022 GMC Sierra 2500 come from 2 brands — GM GENUINE and QUALCAST.

Part numbers include GM GENUINE 12716846 and QUALCAST 16166555.

This table covers the bolts that clamp the cylinder head to the block. Read more

One part is listed for the 2022 GMC Sierra 2500 — AJUSA 81084100.

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. Read more

7 Cylinder Head Gasket parts are listed for the 2022 GMC Sierra 2500, from GM GENUINE and MAHLE / CLEVITE. MAHLE / CLEVITE 55523 carries the "Popular" badge.

Listed part numbers: MAHLE / CLEVITE 55523, MAHLE / CLEVITE 55524 and GM GENUINE 12747434, plus the other parts above.

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. Read more

3 Cylinder Head Gasket Set parts are listed for the 2022 GMC Sierra 2500, from AJUSA, ENGINETECH and MAHLE / CLEVITE.

Part numbers include AJUSA 53105600, ENGINETECH GM403HSG and MAHLE / CLEVITE HS55522.

This table covers the Engine Block drain plugs. Read more

GM GENUINE supplies both parts for the 2022 GMC Sierra 2500.

Listed part numbers: GM GENUINE 11588468 and GM GENUINE 94399639.

This table covers the block heaters that warm the coolant or oil in cold weather. Read more

This group shows a single part: GM GENUINE 12742345.

This table covers the Engine covers. Read more

2 Engine Cover parts are listed for the 2022 GMC Sierra 2500, from TECHPRO and VARIOUS MFR.

This group includes TECHPRO GM1228175 and the remaining parts above.

This table covers the Engine Cover retainers and clips. Read more

This group shows a single part: GM GENUINE 11588327.

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. Read more

One part is listed for the 2022 GMC Sierra 2500 — AJUSA 51110600.

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. Read more

5 Exhaust Valve parts for the 2022 GMC Sierra 2500 come from 5 brands — MELLING, ENGINETECH, GM GENUINE and 2 other brands. The "Popular" part is MELLING V3470.

Part numbers include MELLING V3470, ENGINETECH V7301 and GM GENUINE 12730002, among others listed above.

This table covers the crankshaft pulleys / harmonic balancers at the front of the engine. Read more

3 Harmonic Balancer parts are listed for the 2022 GMC Sierra 2500, from GM GENUINE and SKP.

In the Economy grade, SKP supplies 1 part: the catalog's value-priced group. A representative part number is SKP SK12723412.

The Standard Replacement section: 2 options from GM GENUINE. GM GENUINE 12692644 is listed in this group.

Part numbers include SKP SK12723412, GM GENUINE 12692644 and GM GENUINE 12723412.

This table covers the Harmonic Balancer bolts. Read more

2 Harmonic Balancer Bolt parts for the 2022 GMC Sierra 2500 come from GM GENUINE.

Listed part numbers: GM GENUINE 11589168 and GM GENUINE 97329601.

This table covers the Intake insulators. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 84262961.

This table covers the Intake manifolds. Typical signs include an exhaust tick, a vacuum leak, or a gasket that has burned through. Replace the gaskets and hardware; a warped flange will leak with a new gasket alone. Read more

3 Intake Manifold parts for the 2022 GMC Sierra 2500 come from GM GENUINE.

This group includes GM GENUINE 12702671, GM GENUINE 12716585 and GM GENUINE 12717925.

This table covers the Intake Manifold bolts. Read more

GM GENUINE supplies both parts for the 2022 GMC Sierra 2500.

This group includes GM GENUINE 11610472 and GM GENUINE 11588714.

This table covers the Intake Manifold covers. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 84262962.

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. Read more

3 Intake Manifold Gasket parts are listed for the 2022 GMC Sierra 2500, from AJUSA, GM GENUINE and MAHLE / CLEVITE.

Part numbers include AJUSA 13335700, GM GENUINE 12642410 and MAHLE / CLEVITE MS20601.

This table covers the Intake Manifold nuts. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 11546377.

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. Read more

3 Intake Valve parts for the 2022 GMC Sierra 2500 come from 3 brands — ENGINETECH, MELLING and SBI.

Listed part numbers: ENGINETECH V7300, MELLING V3469 and SBI 13469.

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. Read more

6 Motor Mount parts for the 2022 GMC Sierra 2500 come from 4 brands — GM GENUINE, DEA / MARMON RIDE CONTROL, ANCHOR and 1 other brand. The "Popular" part is GM GENUINE 84070092.

Listed part numbers: GM GENUINE 84070092, GM GENUINE 85043936 and ANCHOR 3587, plus the other parts above.

This table covers the Motor Mount kits. Read more

This group shows a single part: ANCHOR 300969.

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. Read more

19 Oil parts for the 2022 GMC Sierra 2500 come from 5 brands — VALVOLINE, LUCAS OIL, LIQUI MOLY and 2 other brands. The "Popular" part is VALVOLINE 774038.

The Conventional section lists 2 options from LIQUI MOLY — grouped under the catalog's "Conventional" designation — the notes column spells out what sets them apart. LIQUI MOLY 22038 is listed in this group.

The Full Synthetic section lists 2 options from VALVOLINE — full-synthetic oils. VALVOLINE 774038 is listed in this group.

The Heavy Duty / Diesel section lists 14 options from LUCAS OIL, VALVOLINE, ACDELCO and 2 other brands — grouped under the catalog's "Heavy Duty / Diesel" designation — the notes column spells out what sets them apart. ACDELCO 109214 is listed in this group.

The Synthetic Blend section lists 1 option from VALVOLINE — synthetic-blend oils. VALVOLINE 891005 is listed in this group.

This table covers the heat exchangers that cool engine oil. Typical signs include oil at the cooler fittings, or coolant that looks like a milkshake. Pressure-test both circuits after a cooler swap — a leak here mixes oil and coolant. Read more

This group shows a single part: GM GENUINE 12675428.

This table covers the seals at the Oil Cooler Adapter. 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. Read more

2 Oil Cooler Adapter Seal parts for the 2022 GMC Sierra 2500 come from GM GENUINE.

Part numbers include GM GENUINE 12676826 and GM GENUINE 12709792.

This table covers the gaskets that seal the Oil Cooler. 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. Read more

4 Oil Cooler Gasket parts are listed for the 2022 GMC Sierra 2500, from GM GENUINE and DORMAN.

Part numbers include DORMAN 66219, GM GENUINE 12675429 and GM GENUINE 12640849, among others listed above.

This table covers the harness connectors at the Oil Cooler Line. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock. Read more

GM GENUINE supplies both parts for the 2022 GMC Sierra 2500.

This group includes GM GENUINE 11588694 and GM GENUINE 11515760.

This table covers the seals at the Oil Cooler. 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. Read more

GM GENUINE supplies both parts for the 2022 GMC Sierra 2500.

Part numbers include GM GENUINE 97216175 and GM GENUINE 12631281.

This table covers the Oil Dipstick tubes. Read more

This group shows a single part: GM GENUINE 12736677.

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. Read more

3 Oil Dipstick / Tube Seal parts are listed for the 2022 GMC Sierra 2500, from GM GENUINE and FEL-PRO.

Part numbers include FEL-PRO 73889, GM GENUINE 24504031 and GM GENUINE 12676951.

This table covers the drain plugs in the oil pan. Read more

3 Oil Drain Plug parts for the 2022 GMC Sierra 2500 come from 2 brands — DORMAN and GM GENUINE.

Part numbers include DORMAN 090948CD, DORMAN 090948 and GM GENUINE 55577568.

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. Read more

5 Oil Drain Plug Gasket parts are listed for the 2022 GMC Sierra 2500, from DORMAN, GM GENUINE, AJUSA and 1 other brand. GM GENUINE 12616850 carries the "Popular" badge.

This group includes GM GENUINE 12616850, AJUSA 01288800 and DORMAN 097119 and the remaining parts above.

This table covers the caps on the oil filler neck. Read more

3 Oil Filler Cap parts for the 2022 GMC Sierra 2500 come from 3 brands — ACDELCO, CALORSTAT and MOTORAD.

Part numbers include ACDELCO FC261, CALORSTAT OC2314 and MOTORAD MO225.

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. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 24100002.

This table covers the Oil Filler tubes. Read more

This group shows a single part: GM GENUINE 12695942.

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. Read more

12 Oil Filter parts for the 2022 GMC Sierra 2500 come from 8 brands — WIX, ACDELCO, FAMOUS BRAND and 5 other brands. The "Popular" part is WIX WL10255XP.

The Economy section: 3 options from FAMOUS BRAND, FVP and PRO-TEC. FAMOUS BRAND 95396 is listed in this group.

The High Performance / Heavy Duty section lists 3 options from WIX and MOBIL — grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. WIX WL10255XP is listed in this group.

Standard Replacement: 6 parts, from ACDELCO, WIX, HASTINGS / BALDWIN and 1 other brand. A representative part number is ACDELCO PF63.

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. Read more

3 Oil Galley Plug parts for the 2022 GMC Sierra 2500 come from GM GENUINE.

Listed part numbers: GM GENUINE 12651561, GM GENUINE 09427693 and GM GENUINE 11569584.

This table covers the Oil Level sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

3 Oil Level Sensor parts for the 2022 GMC Sierra 2500 come from 3 brands — FAMOUS BRAND, GM GENUINE and WELLS.

This group includes FAMOUS BRAND FFC1241, GM GENUINE 12696433 and WELLS 5S17582.

This table covers the Oil Level Sensor 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. Read more

This group shows a single part: GM GENUINE 12638820.

This table covers the oil pans that hold the engine's oil sump. Read more

2 Oil Pan parts are listed for the 2022 GMC Sierra 2500, from DORMAN and SKP.

Listed part numbers: DORMAN 264882 and SKP SK264882.

This table covers the Oil Pan bolts. Read more

This group shows a single part: GM GENUINE 11588713.

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. Read more

2 Oil Pan Gasket parts for the 2022 GMC Sierra 2500 come from GM GENUINE.

Listed part numbers: GM GENUINE 12642251 and GM GENUINE 12621086.

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. Read more

This group shows a single part: GM GENUINE 12731119.

This table covers the Oil Pump bolts. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 11610074.

This table covers the pickup tubes and screens that feed the oil pump. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 12706083.

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. Read more

MAHLE / CLEVITE supplies both parts for the 2022 GMC Sierra 2500.

Listed part numbers: MAHLE / CLEVITE 2244092WR and MAHLE / CLEVITE 2244092.

This table covers the Piston Pin retainers. Read more

This group shows a single part: GM GENUINE 12656762.

This table covers the rings that seal each piston to the cylinder wall. Read more

7 Piston Ring parts are listed for the 2022 GMC Sierra 2500, from GM GENUINE and HASTINGS MANUFACTURING. GM GENUINE 12686801 carries the "Popular" badge.

This group includes GM GENUINE 12686801, HASTINGS MANUFACTURING 2D4845 and GM GENUINE 97250335 and the remaining parts above.

This table covers the pushrods that transfer lifter motion to the rocker arms. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 12633924.

This table covers the rocker arms that transfer cam motion to the valves. Read more

2 Rocker Arm parts for the 2022 GMC Sierra 2500 come from GM GENUINE.

This group includes GM GENUINE 12636189 and GM GENUINE 12636190.

This table covers the Rocker Arm nuts. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 11546449.

This table covers the Rocker Arm shafts. Read more

This group shows a single part: GM GENUINE 12648424.

This table covers the Timing Camshaft Gear bolts. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 11610686.

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. Read more

This group shows a single part: GM GENUINE 11515758.

This table covers the Timing covers. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 12739836.

This table covers the Timing Cover bolts. Read more

2 Timing Cover Bolt parts for the 2022 GMC Sierra 2500 come from GM GENUINE.

Listed part numbers: GM GENUINE 11588730 and GM GENUINE 11515759.

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. Read more

This group shows a single part: MAHLE / CLEVITE 67775.

This table covers the crankshaft sprockets that drive the timing chain or belt. Read more

This group shows a single part: GM GENUINE 12634113.

This table covers the Timing gears. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 12698076.

This table covers the turbochargers that compress intake air. Read more

4 Turbocharger parts for the 2022 GMC Sierra 2500 come from 4 brands — BORG-WARNER, GM GENUINE, GPD and 1 other brand.

This group includes BORG-WARNER 12709881080, GM GENUINE 12723083 and GPD 2511788 and the remaining parts above.

This table covers the Turbocharger Coolant lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

3 Turbocharger Coolant Line parts for the 2022 GMC Sierra 2500 come from 3 brands — DORMAN, GM GENUINE and GPD.

Listed part numbers: DORMAN 667439, GM GENUINE 12725135 and GPD 2571608.

This table covers the gaskets that seal the Turbocharger. 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. Read more

8 Turbocharger Gasket parts are listed for the 2022 GMC Sierra 2500, from GM GENUINE, MAHLE / CLEVITE and GPD. GM GENUINE 12651147 carries the "Popular" badge.

This group includes GM GENUINE 12651147, GM GENUINE 12677294 and GM GENUINE 12688019 and the remaining parts above.

This table covers the Turbocharger Heat shields. Typical signs include a bent shield rubbing a rotor, or rust-through that leaves the backing open. A rubbing shield will eat a new rotor. Straighten or replace it before the wheel goes back on. Read more

GM GENUINE supplies both parts for the 2022 GMC Sierra 2500.

Part numbers include GM GENUINE 12705659 and GM GENUINE 12723833.

This table covers the fasteners that mount the turbocharger. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 11547786.

This table covers the Turbocharger Oil lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

5 Turbocharger Oil Line parts for the 2022 GMC Sierra 2500 come from 2 brands — ROTOMASTER and GM GENUINE. The "Popular" part is GM GENUINE 12720306.

This group includes GM GENUINE 12720306, GM GENUINE 12705525 and ROTOMASTER K1055101N and the remaining parts above.

This table covers the Turbocharger Oil Line 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. Read more

5 Turbocharger Oil Line Gasket / O-Ring parts for the 2022 GMC Sierra 2500 come from 2 brands — GM GENUINE and MAHLE / CLEVITE. The "Popular" part is GM GENUINE 12691866.

Listed part numbers: GM GENUINE 12691866, GM GENUINE 12662187 and GM GENUINE 12737100, plus the other parts above.

This table covers the Turbocharger Up pipes. Read more

GM GENUINE supplies both parts for the 2022 GMC Sierra 2500.

This group includes GM GENUINE 12688021 and GM GENUINE 12688020.

This table covers the Turbocharger Wastegate Solenoid actuators. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same. Read more

This group shows a single part: GM GENUINE 12723081.

This table covers the Valve covers. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 12707084.

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. Read more

GM GENUINE supplies both parts for the 2022 GMC Sierra 2500.

Listed part numbers: GM GENUINE 11548174 and GM GENUINE 11547739.

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. Read more

3 Valve Cover Gasket parts for the 2022 GMC Sierra 2500 come from 3 brands — AJUSA, GM GENUINE and MAHLE / CLEVITE.

This group includes AJUSA 11176400, GM GENUINE 12691860 and MAHLE / CLEVITE VS50966.

This table covers the Valve Cover washers. Read more

One part is listed for the 2022 GMC Sierra 2500 — GM GENUINE 12654651.

This table covers the pressed-in bronze and cast-iron guides that align valve stems. Typical signs include oil smoke on startup, a guide that has gone oval, or a valve that no longer seats quietly. Guides are a machine-shop fit. Confirm stem diameter in the notes before ordering. Read more

This group shows a single part: SBI 1403142.

This table covers the Valve Lash caps. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

This group shows a single part: GM GENUINE 12638257.

This table covers the lifters / tappets that transfer cam motion to the valves. Read more

2 Valve Lifter parts for the 2022 GMC Sierra 2500 come from 2 brands — ENGINETECH and GM GENUINE.

This group includes ENGINETECH L1267 and GM GENUINE 12670435.

This table covers the guides that keep each lifter aligned. Read more

This group shows a single part: GM GENUINE 12729382.

This table covers the Valve seats. Read more

SBI supplies both parts for the 2022 GMC Sierra 2500.

This group includes SBI SB1264E1 and SBI SB1343E1.

This table covers the springs that close each intake and exhaust valve. Typical signs include a sagging corner, a broken coil, or a clunk from the spring pocket. Replace springs in axle pairs and inspect the seats. Read more

4 Valve Spring parts are listed for the 2022 GMC Sierra 2500, from GM GENUINE, MELLING, QUALCAST and 1 other brand.

Listed part numbers: GM GENUINE 12729741, MELLING VS1701 and QUALCAST 326711, plus the other parts above.

This table covers the Valve Spring retainers. Read more

3 Valve Spring Retainer parts are listed for the 2022 GMC Sierra 2500, from MELLING, QUALCAST and SBI.

Part numbers include MELLING VSR721, QUALCAST 555087 and SBI 1611087.

This table covers the keepers that lock each valve-spring retainer to the stem. Read more

3 Valve Spring Retainer Keeper parts are listed for the 2022 GMC Sierra 2500, from GM GENUINE, MELLING and SBI.

Part numbers include GM GENUINE 12636193, MELLING VL1048 and SBI 1211048.

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. Read more

5 Valve Stem Seal parts for the 2022 GMC Sierra 2500 come from 4 brands — AJUSA, GM GENUINE, MAHLE / CLEVITE and 1 other brand. The "Popular" part is GM GENUINE 12633926.

Part numbers include GM GENUINE 12633926, AJUSA 12048100 and AJUSA 57094700, among others listed above.

This table covers the oil-control solenoids that command the cam phasers. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same. Read more

3 Variable Valve Timing (VVT) Solenoid / Actuator parts for the 2022 GMC Sierra 2500 come from 2 brands — STANDARD MOTOR PRODUCTS and HOLSTEIN.

The Economy section: 1 option from HOLSTEIN. HOLSTEIN 2VTS0570 is listed in this group.

Standard Replacement: 2 parts, from STANDARD MOTOR PRODUCTS. A representative part number is STANDARD MOTOR PRODUCTS VVT464.

Listed part numbers: HOLSTEIN 2VTS0570, STANDARD MOTOR PRODUCTS VVT464 and STANDARD MOTOR PRODUCTS VVT761.

This table covers the cam phaser sprockets used by the variable-valve-timing system. Read more

This group shows a single part: STANDARD MOTOR PRODUCTS VVT762.