The 2005 Cadillac Deville has 72 belt drive parts with verified fitment on this page — 4 part types and 16 brands, covering the 4.6L V8 engine. Each part includes a manufacturer part number and application notes.
The belt drive system on the 2005 Cadillac Deville spins the accessories — serpentine and V-belts, tensioners, idlers and pulleys. The largest groups are Belt Tensioner (23 parts), Belt (22 parts) and Idler Pulley (14 parts). The other 1 part type covers the remaining 13 parts.
Every part on this page is matched to the 4.6L V8 — the only engine offered in the 2005 Cadillac Deville.
The most listed brands for 2005 Cadillac Deville belt drive parts are DAYCO (12 parts), GATES (9 parts) and CONTINENTAL (9 parts), plus 13 more brands. Quality grades include Standard Replacement, Economy and Kit.
16 parts on this 2005 Cadillac Deville page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including DAYCO 5060825DR (Belt) and DAYCO 89266 (Belt Tensioner). Click any part number to see every vehicle that part fits.
Belt
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DAYCO Popular | 5060825DR | 🇺🇸 US 🇨🇦 CA | Drive Rite®Serpentine | View on Amazon |
| GATES Popular | K060815 | 🇺🇸 US 🇨🇦 CA | Micro-V | View on Amazon |
| CONTINENTAL | 245K3MK | 🇺🇸 US 🇨🇦 CA | Mileage MakerSerpentine | View on Amazon |
| CONTINENTAL | 817K6MK | 🇺🇸 US 🇨🇦 CA | Mileage MakerSerpentine | View on Amazon |
| DAYCO | 5030243DR | 🇺🇸 US 🇨🇦 CA | Drive Rite®Serpentine | View on Amazon |
| DAYCO | 5060815DR | 🇺🇸 US 🇨🇦 CA | Drive Rite®Serpentine | View on Amazon |
| FVP | 243K3 | 🇺🇸 US 🇨🇦 CA | Multi V-BeltSerpentine | View on Amazon |
| FVP | 815K6 | 🇺🇸 US 🇨🇦 CA | Multi V-BeltSerpentine | View on Amazon |
| ROADMAX | 6K815AP | 🇺🇸 US 🇨🇦 CA | V-RibbedSerpentine | View on Amazon |
| SKP | SK030243 | 🇺🇸 US 🇨🇦 CA | Serpentine | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BANDO Popular | 6PK2095 | 🇺🇸 US 🇨🇦 CA | Rib Quantity: 6Effective length: 2095.0mm | View on Amazon |
| DAYCO Popular | 5060815 | 🇺🇸 US 🇨🇦 CA | Serpentine | View on Amazon |
| GATES Popular | K030243 | 🇺🇸 US 🇨🇦 CA | Micro-V | View on Amazon |
| ACDELCO | 3K243 | 🇺🇸 US 🇨🇦 CA | Professional / GoldSerpentine | View on Amazon |
| ACDELCO | 12569505 | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentSerpentine | View on Amazon |
| ACDELCO | 6K815 | 🇺🇸 US 🇨🇦 CA | Professional / GoldSerpentine | View on Amazon |
| BANDO | 3PK620 | 🇺🇸 US 🇨🇦 CA | V-RibbedRib Quantity: 3 | View on Amazon |
| BANDO | 6PK2070 | 🇺🇸 US 🇨🇦 CA | Rib Quantity: 6Inch Number: 815K6 | View on Amazon |
| CONTINENTAL | 4030245 | 🇺🇸 US 🇨🇦 CA | Multi V-BeltSerpentine | View on Amazon |
| CONTINENTAL | 4060817 | 🇺🇸 US 🇨🇦 CA | Multi V-BeltSerpentine | View on Amazon |
| DAYCO | 5030243 | 🇺🇸 US 🇨🇦 CA | Serpentine | View on Amazon |
| DAYCO | 5060825 | 🇺🇸 US 🇨🇦 CA | Serpentine | View on Amazon |
This table covers the serpentine and accessory belts that drive the front accessories. Typical signs include squeal on cold start, cracks across the ribs, or glazing on the back of the belt. A new belt on a worn tensioner will squeal within weeks — spin the idlers by hand while the belt is off.
22 Belt parts are listed for the 2005 Cadillac Deville, from DAYCO, CONTINENTAL, BANDO and 5 other brands. DAYCO 5060825DR carries the "Popular" badge.
In the Economy grade, DAYCO, CONTINENTAL, FVP and 3 other brands supply 10 parts: the catalog's value-priced group. A representative part number is DAYCO 5060825DR.
The Standard Replacement section lists 12 options from BANDO, DAYCO, ACDELCO and 2 other brands — built to original-equipment specification. BANDO 6PK2095 is listed in this group.
Belt Tensioner
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CLOYES | B20163 | 🇺🇸 US 🇨🇦 CA | Main Drive | View on Amazon |
| CLOYES | B20162 | 🇺🇸 US 🇨🇦 CA | Water Pump | View on Amazon |
| DORMAN | 419122 | 🇺🇸 US 🇨🇦 CA | Water Pump | View on Amazon |
| DORMAN | 419117 | 🇺🇸 US 🇨🇦 CA | Accessory Drive | View on Amazon |
| SKP | SK89317 | 🇺🇸 US 🇨🇦 CA | Water Pump | View on Amazon |
| SKP | SK89266 | 🇺🇸 US 🇨🇦 CA | Accessory Drive | View on Amazon |
Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DAYCO | KIT6BCK | 🇺🇸 US 🇨🇦 CA | Kit | View on Amazon |
| GATES | 90K38197 | 🇺🇸 US 🇨🇦 CA | KitIncludes: Belt, Tensioner | View on Amazon |
| GATES | 90K38153A | 🇺🇸 US 🇨🇦 CA | KitIncludes: Belt, Tensioner, Idler | View on Amazon |
| ULTRA-POWER | 90K38197 | 🇺🇸 US 🇨🇦 CA | Water Pump | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DAYCO Popular | 89266 | 🇺🇸 US 🇨🇦 CA | Accessory Drive | View on Amazon |
| DAYCO Popular | 89317 | 🇺🇸 US 🇨🇦 CA | Water Pump | View on Amazon |
| GATES Popular | 38153 | 🇺🇸 US 🇨🇦 CA | Accessory Drive | View on Amazon |
| GATES Popular | 38197 | 🇺🇸 US 🇨🇦 CA | Water Pump | View on Amazon |
| GM GENUINE Popular | 12557838 | 🇺🇸 US 🇨🇦 CA | ACDELCO | View on Amazon |
| ACDELCO | 38197 | 🇺🇸 US 🇨🇦 CA | Professional / Gold | View on Amazon |
| ACDELCO | 38153 | 🇺🇸 US 🇨🇦 CA | Professional / Gold | View on Amazon |
| CONTINENTAL | 49240 | 🇺🇸 US 🇨🇦 CA | Multi-V or Smooth Pulley | View on Amazon |
| CONTINENTAL | 49299 | 🇺🇸 US 🇨🇦 CA | Multi-VGrooved Pulley | View on Amazon |
| FOUR SEASONS | 45847 | 🇺🇸 US 🇨🇦 CA | Automatic Tensioner | View on Amazon |
| GM GENUINE | 12555153 | 🇺🇸 US 🇨🇦 CA | Water Pump | View on Amazon |
| LITENS | 999417A | 🇺🇸 US 🇨🇦 CA | Water Pump | View on Amazon |
| LITENS | 999156A | 🇺🇸 US 🇨🇦 CA | Accessory Drive | View on Amazon |
This table covers the automatic tensioners that hold belt tension. Typical signs include belt flutter, a chirp that returns after a new belt, or a damper that no longer holds the arm. Replace the tensioner with the belt at higher mileage; the labor overlaps almost entirely.
23 Belt Tensioner parts for the 2005 Cadillac Deville come from 11 brands — GATES, DAYCO, CLOYES and 8 other brands. The "Popular" part is DAYCO 89266.
The Economy section: 6 options from CLOYES, DORMAN and SKP. CLOYES B20163 is listed in this group.
The Kit section lists 4 options from GATES, DAYCO and ULTRA-POWER — grouped under the catalog's "Kit" designation — the notes column spells out what sets them apart. DAYCO KIT6BCK is listed in this group.
Standard Replacement: 13 parts, from DAYCO, GATES, GM GENUINE and 4 other brands. A representative part number is DAYCO 89266.
Idler Pulley
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular | SK89145 | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| SKP Popular | SK89007 | 🇺🇸 US 🇨🇦 CA | Grooved or Smooth | View on Amazon |
| DORMAN | 419663 | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| SKP | SK89159 | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| SKP | SK89171 | 🇺🇸 US 🇨🇦 CA | Smooth or GroovedGrooved | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular | 38041 | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| ACDELCO | 38041 | 🇺🇸 US 🇨🇦 CA | GoldSmooth | View on Amazon |
| CONTINENTAL | 49036 | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| DAYCO | 89159 | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| FOUR SEASONS | 45072 | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| GM GENUINE | 12557554 | 🇺🇸 US 🇨🇦 CA | Includes Bolt | View on Amazon |
| GPD | 4011250 | 🇺🇸 US 🇨🇦 CA | Smooth3" Diameter | View on Amazon |
| HAYDEN | 5072 | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| LITENS | 900050A | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
This table covers the idler pulleys the belt wraps around. Typical signs include a chirp that follows engine speed, or a pulley that feels rough or has play. Replace a noisy idler with the belt — the labor is already paid for.
14 Idler Pulley parts are listed for the 2005 Cadillac Deville, from SKP, DORMAN, GATES and 8 other brands. SKP SK89145 carries the "Popular" badge.
Economy: 5 parts, from SKP and DORMAN. A representative part number is SKP SK89145.
The Standard Replacement section: 9 options from GATES, ACDELCO, CONTINENTAL and 6 other brands. GATES 38041 is listed in this group.
Tensioner Pulley
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 419610 | 🇺🇸 US 🇨🇦 CA | Grooved or SmoothSmooth | View on Amazon |
| DORMAN | 419632 | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CONTINENTAL Popular | 49006 | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| DAYCO Popular | 89007 | 🇺🇸 US 🇨🇦 CA | SmoothIdler Assembly | View on Amazon |
| HAYDEN Popular | 5979 | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| ACDELCO | 38025 | 🇺🇸 US 🇨🇦 CA | Professional / GoldGrooved | View on Amazon |
| CONTINENTAL | 49009 | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| DAYCO | 89145 | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| FOUR SEASONS | 45979 | 🇺🇸 US 🇨🇦 CA | Grooved or SmoothBelt Type: Back Idler | View on Amazon |
| GATES | 38006 | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| GATES | 38025 | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| LITENS | 900022A | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| LITENS | 900015A | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
This table covers the pulleys on the tensioner arm. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt.
13 Tensioner Pulley parts for the 2005 Cadillac Deville come from 8 brands — DORMAN, CONTINENTAL, DAYCO and 5 other brands. The "Popular" part is CONTINENTAL 49006.
The Economy section: 2 options from DORMAN. DORMAN 419610 is listed in this group.
Standard Replacement: 11 parts, from CONTINENTAL, DAYCO, GATES and 4 other brands. A representative part number is CONTINENTAL 49006.
Buying Belt Drive Parts for a 2005 Cadillac Deville
On this vehicle, the belt drive system spins the accessories — serpentine and V-belts, tensioners, idlers and pulleys.
- Confirm you have the 4.6L V8 engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the tensioner and idler pulleys with any belt at higher mileage — the labor overlaps almost entirely.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Belt Tensioner and Belt .
Frequently Asked Questions
How many belt drive parts fit the 2005 Cadillac Deville?
Our catalog currently lists 72 belt drive parts for the 2005 Cadillac Deville across 4 subcategories and 16 brands, covering the 4.6L V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of belt drive problems on a 2005 Cadillac Deville?
Common symptoms include squealing on cold start, a belt that shows cracking or glazing, or an accessory that slows under load. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the tensioner and idler pulleys with any belt at higher mileage — the labor overlaps almost entirely.
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 2005 Cadillac Deville 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 2005 Cadillac Deville?
Every part on this page is matched to the 4.6L V8 engine. Then a new belt on a worn tensioner will squeal within weeks — check tensioner damping and idler bearings while the belt is off. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2005 Cadillac Deville
Belt Drive Parts for Other Cadillac Deville Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.