Dorman 603-591 Washer Fluid Reservoir - Front

Washer Fluid Reservoir for Ford Edge and Lincoln MKX

This Dorman washer fluid reservoir is a direct replacement for select Ford Edge and Lincoln MKX applications. Built from plastic and supplied with a reservoir cap and mounting bracket, it is made to handle underhood heat and engine vibration while maintaining proper washer system function.

Key Features

• Replacement washer fluid reservoir for windshield washer systems
• Plastic construction with a white finish
• Includes reservoir cap and mounting bracket
• Tested for fit and performance on specific vehicle applications
• OE-style replacement for Ford Edge and Lincoln MKX washer reservoir service

Detailed Description

Dorman 603-591 is a replacement washer fluid reservoir engineered for select front-position applications on the Ford Edge and Lincoln MKX. It is designed to match the original reservoir layout and support reliable washer fluid storage in the engine bay. This part cross-references Ford OE part number BT4Z17618A for the same application. For buyers searching for a Ford Edge washer fluid reservoir or a Lincoln MKX windshield washer reservoir, Dorman 603-591 provides a fitment-focused replacement solution.

Compatible vehicle coverage includes Fits 2007-2009 Ford Edge, front; Fits 2010 Ford Edge, front; Fits 2011-2014 Ford Edge, front; Fits 2007-2014 Lincoln MKX, front; and Fits 2015 Lincoln MKX, front to 12/24/14. The Dorman 603-591 reservoir is built to support the washer system on these applications without requiring guesswork during replacement.

What It Helps Fix

• Cracked or leaking washer fluid reservoir
• Washer fluid loss from heat-related plastic damage
• Reservoir failure caused by engine vibration
• Broken or missing reservoir cap
• Damaged mounting points or reservoir support issues

Installation Notes and Tips

Verify the vehicle year, model, and front-position fitment before installation. Transfer any needed washer system components from the original assembly if applicable, and confirm the reservoir and cap seat correctly before filling. Check surrounding hoses and pump connections for wear while the reservoir is removed.

Quality Assurance

This Dorman washer fluid reservoir is manufactured and tested to meet fit and performance expectations for the listed vehicle applications. Its construction is intended to withstand underhood heat and engine vibration in normal service.