TechPro GM1288104 Washer Fluid Reservoir

TechPro Washer Fluid Reservoir for GM Trucks

Restore windshield washer system function with this TechPro washer fluid reservoir, part number GM1288104. It includes the reservoir only and is built with factory-style precision for a direct replacement on select Cadillac, Chevrolet, and GMC applications.

• Includes reservoir only
• Factory-style precision for OE-style fitment
• Built with high-quality materials for durability and lasting performance
• Supports reliable washer system operation and long-term value
• Cross-reference: OEM 15942521

Fitment Coverage

• Fits 2007-2013 Cadillac Escalade EXT, N/A; Reservoir Only; OEM: 15942521
• Fits 2007-2013 Chevrolet Avalanche, N/A; Reservoir Only; OEM: 15942521
• Fits 2007-2013 Chevrolet Silverado 1500, N/A; Reservoir Only; OEM: 15942521
• Fits 2007-2013 GMC Sierra 1500, N/A; Reservoir Only; OEM: 15942521
• Fits 2007-2010 Chevrolet Silverado 2500 HD, N/A; Reservoir Only; OEM: 15942521
• Fits 2007-2010 Chevrolet Silverado 3500 HD, N/A; Reservoir Only; OEM: 15942521
• Fits 2007-2010 GMC Sierra 2500 HD, N/A; Reservoir Only; OEM: 15942521
• Fits 2007-2010 GMC Sierra 3500 HD, N/A; Reservoir Only; OEM: 15942521

Product Details

TechPro GM1288104 is a windshield washer reservoir replacement for select 2007-2013 Cadillac Escalade EXT, Chevrolet Avalanche, Chevrolet Silverado 1500, and GMC Sierra 1500 models, plus 2007-2010 Chevrolet Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, and Sierra 3500 HD applications. The reservoir is the fluid storage component in the washer system, helping maintain consistent spray supply for the windshield washer pump and nozzles. With OE-style fitment and durable construction, GM1288104 is a practical replacement when the original reservoir is cracked, leaking, or no longer holding washer fluid. This part cross-references OEM 15942521 for the same application.

Common Problems This Part Addresses

• Washer fluid leaking from a cracked reservoir
• Low washer fluid capacity caused by reservoir damage
• Loss of windshield spray supply during cleaning
• Failed reservoir housing from age, impact, or road debris
• Washer system downtime on Chevrolet Silverado and GMC Sierra trucks

Installation Notes and Tips

Verify the OEM reference and vehicle application before installation. Transfer any reusable related components from the original setup as needed, and inspect the washer pump, hoses, and seals for wear while the reservoir is removed. Confirm the reservoir seats correctly and holds fluid without leaks after installation.

Quality Assurance

TechPro builds this reservoir with high-quality materials and factory-style precision to support dependable performance and long-term value. Part number GM1288104 is made for direct replacement use on the listed Cadillac, Chevrolet, and GMC applications.