Dorman 902-116 Engine Coolant Water Outlet

Engine Coolant Water Outlet for GM 4.2L Applications

Dorman 902-116 is a replacement engine coolant water outlet built to match the fit and durability of the original part on specified vehicles. Its metal construction is made to handle repeated temperature swings, helping maintain a reliable coolant path in demanding engine bay conditions.

Compatible With 2002-2007 Chevrolet Trailblazer, 2002-2005 GMC Envoy, and related GM applications, this water outlet is a direct-fit service part for cooling system repairs. Dorman 902-116 is also cross-referenced to Four Seasons 85096 for the same application.

Key Features

• Metal housing with a natural finish
• 180-degree housing neck angle
• 1.25 in outlet diameter
• 2 mounting holes with 0.313 in diameter
• No gasket or seal included
• No bolts included
• No air vent (bleeder valve)
• O-rings not required

Detailed Description

This engine coolant water outlet is designed for GM vehicles that use a metal coolant outlet at the thermostat and housing location. It supports proper coolant routing in applications such as the Chevrolet Colorado, GMC Canyon, Buick Rainier, Chevrolet Trailblazer, GMC Envoy, and Saab 9-7x, along with other listed fitments. The Dorman 902-116 part number is a practical OE-style replacement when the original outlet is cracked, corroded, or leaking.

Built from metal rather than plastic, this coolant outlet is selected for service in high-heat areas where thermal cycling can stress the cooling system. The 180-degree neck angle and 1.25-inch outlet diameter help match the original configuration on the specified vehicles.

Common Repair Uses

• Coolant leaks at the water outlet housing
• Cracked or corroded original coolant outlet
• Improper coolant flow caused by a damaged outlet neck
• Cooling system service on GM trucks and SUVs
• Replacement during thermostat or housing repairs

Installation Notes and Tips

Verify the outlet diameter, neck angle, and mounting-hole layout against the original part before installation. Because no gasket or seal is included, confirm the required sealing components for your application before beginning the repair. Clean the mating surfaces thoroughly and inspect adjacent hoses and clamps for wear while the cooling system is open.

Fits 2003-2007 Isuzu Ascender, 2004-2006 Chevrolet Colorado, 2005-2006 Chevrolet Uplander, 2004-2006 GMC Canyon, 2006 Isuzu i-280, 2006 Isuzu i-350, 2004-2005 Buick Rainier, 2002-2005 Chevrolet Trailblazer, 2002-2005 Chevrolet Trailblazer EXT, 2002-2005 GMC Envoy, 2002-2005 GMC Envoy XL, 2004-2005 GMC Envoy XUV, 2005 Saab 9-7x, and 2002-2004 Oldsmobile Bravada.

Quality Assurance

Dorman designs this replacement coolant outlet to match stock fit and durability on the listed vehicles. The metal construction is intended to withstand extreme temperature changes for extended service life in the cooling system.