Dorman 902-2093 Engine Coolant Thermostat Housing Assembly

Engine Coolant Thermostat Housing Assembly

Dorman 902-2093 is a replacement engine coolant thermostat housing assembly built to match the fit and durability of the original housing on specified vehicles. It uses a metal housing with a gasket and thermostat included, and it is engineered to handle repeated temperature swings in everyday cooling-system service.

Compatible with 2012-2017 Chevrolet Caprice and 2008-2009 Pontiac G8 applications, this thermostat housing assembly is a direct-fit solution for vehicles using an integrated cover design. The Dorman 902-2093 package includes the thermostat housing, thermostat, gasket, and bolts for a complete service replacement.

Key Features

• Metal thermostat housing assembly with natural finish
• Includes thermostat set to open at 180 degrees F
• Gasket and seal included for service replacement
• Mounting hardware included
• 3 mounting holes and 2 outlet ports
• Inside diameter: 1.2 in
• Flange dimensions: 4 in length, 3 in width, 0.4 in thickness
• Package contents: 1 thermostat housing, 1 thermostat, 1 gasket, 3 bolts

Detailed Description

This Dorman thermostat housing assembly is designed for Chevrolet Caprice and Pontiac G8 cooling-system repairs where the original housing has cracked, warped, or begun leaking. The metal construction helps the housing withstand extreme temperature changes, while the included thermostat and gasket simplify a complete replacement. Dorman 902-2093 cross-references Four Seasons 86142 and Gates 34730 for the same application.

Common Repair Uses

• Coolant leaks at the thermostat housing
• Cracked or warped housing surfaces
• Failed thermostat causing incorrect engine temperature control
• Damaged gasket sealing at the housing flange
• Cooling-system service on Chevrolet Caprice or Pontiac G8 models

Installation Notes and Tips

Verify the vehicle’s cooling-system configuration before installation and compare the housing shape, bolt pattern, outlet count, and flange dimensions to the original part. Clean the mating surfaces thoroughly, replace coolant as required, and torque fasteners evenly to help maintain a proper seal. This part is listed for 2012-2017 Chevrolet Caprice and 2008-2009 Pontiac G8, with integrated cover housing applications.

Quality Assurance

Dorman designs this replacement housing to match stock fit and durability requirements for the listed vehicles. The metal housing construction and included sealing components support reliable cooling-system service on Chevrolet Caprice and Pontiac G8 applications.