Dorman 603-660 Washer Fluid Reservoir - Front

Dorman Washer Fluid Reservoir 603-660

This Dorman washer fluid reservoir is a direct replacement for select Ram heavy-duty trucks and Dodge Ram applications. Built from black plastic and supplied with the reservoir cap, washer pump, fluid level sensor, hose, and mounting bracket, it supports reliable windshield washer system operation on the front of the vehicle.

Compatible with 2010 Dodge Ram 2500, front; 2010 Dodge Ram 3500, front; 2011-2016 Ram 2500, front; 2011-2013 Ram 3500, front; and 2011-2013 Ram 4000, front. Part number 603-660 is a fitment-specific replacement for vehicles that use a 4.2 L washer fluid reservoir assembly.

Key Features

• Black plastic reservoir built for underhood heat and engine vibration exposure
• Includes washer pump, fluid level sensor, cap, hose, and mounting bracket
• Bolt-on attachment type for application-specific installation
• 4.2 L fluid capacity
• Designed for front-mounted windshield washer system service
• Cross-reference: 5152029AB for the same application

Detailed Description

Dorman 603-660 is a replacement windshield washer reservoir engineered for specific Ram and Dodge Ram truck applications. The reservoir is shaped for vehicle-specific fitment and tested for fit and performance, helping restore washer fluid storage and delivery when the original tank is cracked, leaking, or no longer holding fluid properly. This assembly is a practical solution for Ram 2500, Ram 3500, and Ram 4000 models that require a front washer reservoir with integrated pump and level sensing.

Common Problems It Can Help Solve

• Washer fluid leaks from a cracked or damaged reservoir
• Low washer fluid capacity caused by a failing tank
• Inoperative windshield washer spray due to reservoir-related pump issues
• Washer fluid warning concerns from a faulty level sensor
• Poor fitment after replacing a damaged OE reservoir on Ram 2500 or Ram 3500 trucks

Installation Notes and Tips

Verify the vehicle’s front washer reservoir configuration before installation. Transfer or connect the included pump, sensor, hose, and cap as required by the application, and confirm the bolt-on mounting points align with the original location. For best results, inspect the washer lines and electrical connectors for wear before installing the new reservoir.

Quality Assurance

Dorman manufactures this reservoir to withstand underhood heat and engine vibration, and it is thoroughly tested to support proper fit and performance on the listed Ram and Dodge Ram applications. Part number 603-660 is built as a direct replacement for the specified vehicles.