OE Quality
60-Day Returns

Dorman 603-039 Washer Fluid Reservoir - Front
Overview of Dorman 603-039 Washer Fluid Reservoir
The Dorman 603-039 washer fluid reservoir is designed specifically for Chevrolet Astro and GMC Safari models. Constructed from durable plastic, this white reservoir includes mounting brackets and caps to ensure a secure and reliable fit for your vehicle's windshield washer system.
- Material: Durable plastic construction
- Dimensions: 260 mm length, 452 mm height
- Color: White
- Includes mounting brackets and two caps
- Two mounting holes for secure installation
- Non-pressurized design
Detailed Product Description
This washer fluid reservoir by Dorman is engineered to meet the specifications of Chevrolet Astro and GMC Safari vehicles. The plastic material offers resistance to corrosion and wear, ensuring longevity in various weather conditions. Measuring 260 mm in length and 452 mm in height, the reservoir fits precisely within the designated engine compartment area. The included mounting brackets and two mounting holes facilitate straightforward installation, while the two caps provide secure sealing to prevent fluid leakage. The reservoir is non-pressurized, consistent with original equipment design, and comes in white to match factory appearance.
Compatible Vehicles and Applications
This washer fluid reservoir is compatible with the following vehicles:
- Chevrolet Astro
- GMC Safari
It is intended for use as a replacement part in the windshield washer system, ensuring proper fluid storage and delivery for windshield cleaning.
Common Issues Addressed by This Reservoir
- Cracked or leaking washer fluid reservoir
- Inadequate fluid storage causing washer system failure
- Damaged or missing mounting brackets leading to loose fitment
- Worn or missing caps resulting in fluid evaporation or contamination
- Replacement of old or deteriorated plastic reservoirs
Installation Notes and Tips
- Ensure the vehicle is parked on a level surface and engine is off before installation
- Remove the old reservoir carefully to avoid damaging surrounding components
- Use the included mounting brackets and align the two mounting holes for secure attachment
- Verify that both caps are properly seated to prevent leaks
- Refill with appropriate windshield washer fluid after installation
Quality Assurance and Warranty
Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 603-039 washer fluid reservoir undergoes quality inspections to ensure durability and reliability. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product documentation or the supplier for exact warranty terms.
| Brand | Dorman |
| Part Number | 603-039 |
| Cap Included | Yes |
| Cap Type | Yes |
| Color | White |
| Height | 452 |
| Length | 260 |
| Material | Plastic |
| Mounting Brackets Included | Yes |
| Mounting Hardware Included | No |
| Mounting Hole Quantity | 2 |
| Package Contents | 1 Coolant/Washer Reservoir; 2 Caps |
| Pressurized | No |
This part fits 44 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2005 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2005 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2005 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2004 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2004 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2004 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2004 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2003 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2003 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2003 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2003 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2002 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2002 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2002 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2002 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2001 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2001 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2001 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2001 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2000 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2000 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 2000 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 2000 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 1999 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 1999 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 1999 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 1999 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 1998 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 1998 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 1998 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 1998 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 1997 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 1997 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 1997 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 1997 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 1996 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 1996 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 1996 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 1996 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 1995 | Chevrolet | Astro | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 1995 | Chevrolet | Astro | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir | ||
| 1995 | GMC | Safari | 4.3L | V6 | Front | w/Liftgate Wiper System; Combined Coolant and Washer Fluid Reservoir |
| 1995 | GMC | Safari | Front | w/Rear Wiper; Combined Coolant and Washer Fluid Reservoir |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.