Dorman 902-2006 Engine Coolant Thermostat Housing

Engine Coolant Thermostat Housing for GM Trucks

Dorman 902-2006 is a replacement engine coolant thermostat housing built for specified Chevrolet and GMC applications. It matches the original housing’s fit and durability requirements while using a metal construction designed to handle repeated temperature swings in the cooling system.

Compatible With 1991-1996 Chevrolet G30, 1991-1996 Chevrolet P30, 1991-1996 GMC G3500, and additional Chevrolet and GMC truck and van applications listed below.

Key Features

• Metal thermostat housing with a natural finish
• Outlet port diameter: 1.5 in.
• 90-degree housing neck angle
• Gasket included for sealing at installation
• Two mounting holes with 0.313 in. diameter
• No bleeder valve and no thermostat included
• Designed to match stock housing fit and durability

Detailed Description

This Dorman thermostat housing, part number 902-2006, is engineered as a direct replacement for the original engine coolant thermostat housing on select Chevrolet and GMC vehicles. The metal housing is built to withstand extreme temperature changes in the cooling system, helping maintain a secure coolant passage at the thermostat location. It cross-references Dorman - Conduct-Tite 85244 and Motorad CH3006 for the same application. This part number 902-2006 is used across a wide range of GM truck and van platforms, including Chevrolet C2500, C3500, K2500, K3500, and GMC C2500, K2500, P3500 models.

What It Helps Address

• Coolant leaks at the thermostat housing
• Cracked or warped original housing
• Corrosion at the coolant outlet connection
• Improper sealing at the thermostat mounting point
• Cooling system service on aging Chevrolet and GMC trucks and vans

Installation Notes and Tips

Verify the outlet port diameter, 90-degree neck angle, and two-hole mounting pattern before installation. This housing includes a gasket, but does not include bolts or a thermostat. Clean the mating surfaces thoroughly and inspect the cooling system components before reassembly. Fits 1991-1995 Chevrolet C2500, N/A; Fits 1992-1995 Chevrolet C2500 Suburban, N/A; Fits 1991-1995 Chevrolet C3500, N/A; Fits 1991-1995 Chevrolet K2500, N/A; Fits 1992-1995 Chevrolet K2500 Suburban, N/A; Fits 1991-1995 Chevrolet K3500, N/A; Fits 1991-1993 Chevrolet C1500, N/A; Fits 1991-1996 Chevrolet G30, N/A; Fits 1991-1996 Chevrolet P30, N/A; Fits 1991-1991 Chevrolet R2500 Suburban, N/A; Fits 1991-1991 Chevrolet R3500, N/A; Fits 1991-1991 Chevrolet V3500, N/A; Fits 1991-1995 GMC C2500, N/A; Fits 1992-1995 GMC C2500 Suburban, N/A; Fits 1991-1995 GMC C3500, N/A; Fits 1991-1995 GMC K2500, N/A; Fits 1992-1995 GMC K2500 Suburban, N/A; Fits 1991-1995 GMC K3500, N/A; Fits 1991-1995 GMC P3500, N/A; Fits 1991-1996 GMC G3500, N/A; Fits 1991-1991 GMC R2500 Suburban, N/A; Fits 1991-1991 GMC R3500, N/A; Fits 1991-1991 GMC V3500, N/A.

Quality Assurance

Dorman manufactures replacement parts engineered to match original equipment fit and service requirements. This housing is built for durability in high-temperature cooling system use and is backed by Dorman’s replacement-part engineering standards.