Global Parts 2411022 Engine Coolant Reservoir

Engine Coolant Reservoir for GM Trucks and SUVs

This Global Parts engine coolant reservoir is a pressurized replacement tank built for vehicles that rely on stable coolant expansion and recovery. It is designed for OE-style service on select Chevrolet, GMC, Cadillac, and Hummer applications, including Silverado, Sierra, Tahoe, Yukon, Escalade, and H2 models.

Part number 2411022 is made from white plastic with an OEM performance grade and includes a screw-on cap rated to 15 psi. The reservoir measures 11.61 inches in length, uses two mounting points, and is built without a level sensor.

• Pressurized engine coolant reservoir with included screw-on cap
• OEM performance grade replacement for cooling system service
• White plastic construction for direct-fit style replacement
• Two mounting holes and two mounting points
• Cap maximum pressure rating: 15 psi
• Length: 11.61 inches

Detailed Product Overview

Global Parts 2411022 is an aftermarket engine coolant reservoir engineered for cooling systems that require a pressurized expansion tank. It is a practical replacement for GM full-size trucks and SUVs, including 1999-2006 Chevrolet Silverado 1500, 2001-2006 Chevrolet Silverado 2500 HD, 2000-2006 Chevrolet Tahoe, 1999-2006 GMC Sierra 1500, 2001-2006 GMC Sierra 3500, 2002-2006 Cadillac Escalade, and 2003-2009 Hummer H2 applications. This part cross-references Dorman OE Solutions 603-102 for the same application.

As a coolant reservoir, this component helps maintain proper coolant volume in the recovery system and supports consistent cooling-system operation. The pressurized design, included cap, and OEM performance construction make it a direct replacement choice for service on Chevrolet Silverado and GMC Sierra cooling systems, as well as related Cadillac Escalade and Yukon platform vehicles.

What This Part Helps Address

• Cracked or leaking coolant reservoir housing
• Loss of coolant from a damaged expansion tank
• Improper coolant recovery in the cooling system
• Cap-related pressure retention issues
• Replacement needs on aging Silverado, Sierra, Tahoe, Yukon, Escalade, or H2 cooling systems

Installation Notes and Tips

Verify the reservoir shape, mounting points, cap style, and pressure rating before installation. This unit uses two mounting holes and two mounting points, and mounting hardware is not included. Confirm that the vehicle uses a pressurized reservoir with a screw-on cap and no level sensor before ordering. For best results, inspect hoses, clamps, and the cap sealing surface during replacement.

Quality Assurance

Global Parts positions this reservoir as an OEM performance aftermarket replacement built with precision and durability in mind. Part number 2411022 is intended for dependable cooling-system service on the listed GM applications and is supported by OE-style interchange references for fitment verification.