Dorman 603-054 Front Pressurized Coolant Reservoir

• 2007–2014 Cadillac EscaladeBase, Luxury, Platinum, Premium, Hybrid Platinum, Hybrid
• 2007–2014 Cadillac Escalade ESVBase, Luxury, Platinum, Premium, Special Edition, Lujo
• 2007–2013 Cadillac Escalade EXTBase, Luxury, Premium
• 2007–2013 Chevrolet AvalancheBase, Black Diamond LS, Black Diamond LT, Black Diamond LTZ, LS, LT
• 2007–2013 Chevrolet CheyenneLT, LTZ, Cheyenne, Base
• 2007–2013 Chevrolet Silverado 1500Hybrid, LS, LT, LTZ, WT, XFE
• 2005–2013 Chevrolet Silverado 2500LS, Base, Cheyenne, 400 SS
• 2007–2019 Chevrolet Silverado 2500 HDHigh Country, LT, LTZ, WT
• 2010–2018 Chevrolet Silverado 3500Base Cab & Chassis 2-Door, WT Cab & Chassis 2-Door, Base
• 2007–2019 Chevrolet Silverado 3500 HDHigh Country, LT Cab & Chassis 2-Door, LT Cab & Chassis 4-Door, LT, LTZ, WT Cab & Chassis 2-Door
• 2014–2016 Chevrolet SuburbanHD, LS, LT, LTZ
• 2007–2014 Chevrolet Suburban 1500LS, LT, LTZ, Base, 75 Aniversario Diamond Edition
• 2007–2013 Chevrolet Suburban 2500LS, LT, Base, LTZ
• 2007–2014 Chevrolet TahoeLS, LT, LTZ, Police, PPV, SSV
• 2007–2013 GMC SierraDenali, SLE, SLT, Base
• 2007–2013 GMC Sierra 1500Denali, Hybrid, SL, SLE, SLT, WT
• 2007–2019 GMC Sierra 2500 HDBase, Denali, SLE, SLT, WT
• 2007–2019 GMC Sierra 3500 HDBase Cab & Chassis 2-Door, Base Cab & Chassis 4-Door, Base, Denali Cab & Chassis 4-Door, Denali, SLE Cab & Chassis 2-Door
• 2007–2014 GMC YukonDenali, SLE, SLT, Denali Hybrid, Hybrid, Base
• 2007–2014 GMC Yukon XL 1500Denali, SLE, SLT
• 2007–2013 GMC Yukon XL 2500SLE, SLT

Compatibility as listed for this part. Not sure? Call or text 813-260-8356 with your VIN.

The Dorman 603-054 Front Pressurized Coolant Reservoir is a high-quality replacement part made of durable plastic. It comes with a 1-year manufacturer warranty and includes a cap for easy installation. With a pressurized design and a length of 311mm, this coolant reservoir is a reliable solution for maintaining your vehicle's cooling system.

The Dorman 603-054 is a pressurized coolant reservoir, the plastic tank that holds coolant under pressure as part of the cooling system. These tanks crack with age and heat, so they are replaced when you find coolant leaks, residue on the seams, or a low coolant level that keeps coming back.

Before you order: compare part number 603-054 with your old tank or a catalog lookup for your vehicle. It comes with a cap, the listed length is 311 mm, and the title marks it as the front reservoir.

New, with a 1-year manufacturer warranty. Ships from Kansas City, MO with tracking.

Orders ship from Kansas City, MO with USPS, UPS or FedEx. Shipping on this part is $3.99, shown before you pay. You get the tracking number by email as soon as it ships.

We accept returns for items that arrive defective, damaged or incorrect. Contact us within 30 days of delivery at shopmxlparts@gmail.com with your order number and photos. Full return policy