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Dorman 603-129 Washer Fluid Reservoir - Front
| Brand | Dorman 603-129 |
|---|---|
| Position | Front |
| Color | Black |
| Material | Plastic |
| Mounting Bracket Included | No |
| Mounting Hardware Included | No |
| Package Contents | Washer Fluid Reservoir |
| Reservoir Cap Included | Yes |
| Fits | Chevrolet and Pontiac · 12 vehicles |
OE replacement. Thoroughly tested for fit and performance on specific applications.
Heat-resistant plastic. Built to withstand underhood heat and engine vibration.
Reservoir cap included. Ready for a complete washer fluid reservoir replacement.
Cross-references 12487661 for the same application. See all 1.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Washer Reservoir Replacement for GM Applications
This Dorman washer fluid reservoir is a direct replacement for select Chevrolet Cavalier and Pontiac Sunfire models. Built from black plastic for underhood use, it restores windshield washer fluid storage on front-mounted applications and supports reliable washer system operation.
Key Features
- Black plastic construction for underhood durability
- Replacement washer fluid reservoir for front-position applications
- Reservoir cap included
- Engineered to handle heat and engine vibration
- Tested for fit and performance on specific vehicle applications
- Dorman Part Number 603-129
Product Details
Dorman 603-129 is a washer fluid reservoir replacement made for vehicles that need a serviceable OE-style tank for the windshield washer system. The plastic reservoir is shaped for application-specific fitment and is tested to match the mounting and functional requirements of the listed vehicles. This part is a practical solution for a cracked, leaking, or missing washer reservoir on a Chevrolet Cavalier or Pontiac Sunfire.
This part cross-references GM OE 12487661 for the same application. Dorman 603-129 is listed for 2000-2005 Chevrolet Cavalier, front, and 2000-2005 Pontiac Sunfire, front.
Common Issues This Part Can Solve
- Washer fluid leaking from a cracked reservoir
- Loss of windshield washer fluid storage
- Broken or missing reservoir cap
- Poor washer system function caused by damaged tank housing
- Fitment problems after replacing a worn OE reservoir
Installation Notes
Verify the reservoir location and vehicle application before installation. Mounting hardware and mounting bracket are not included, so reuse serviceable original components as needed. Confirm the cap seats properly and inspect washer hoses, pump seals, and electrical connections during replacement.
Quality Assurance
This Dorman washer fluid reservoir is manufactured for underhood heat and vibration resistance and is tested to support proper fit and performance on the specified applications. It is a replacement part for 2000-2005 Chevrolet Cavalier and 2000-2005 Pontiac Sunfire front washer reservoir service.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2005 | Chevrolet | Cavalier | Front | — |
| 2005 | Pontiac | Sunfire | Front | — |
| 2004 | Chevrolet | Cavalier | Front | — |
| 2004 | Pontiac | Sunfire | Front | — |
| 2003 | Chevrolet | Cavalier | Front | — |
| 2003 | Pontiac | Sunfire | Front | — |
| 2002 | Chevrolet | Cavalier | Front | — |
| 2002 | Pontiac | Sunfire | Front | — |
| 2001 | Chevrolet | Cavalier | Front | — |
| 2001 | Pontiac | Sunfire | Front | — |
| 2000 | Chevrolet | Cavalier | Front | — |
| 2000 | Pontiac | Sunfire | Front | — |
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