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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 972 (Engine Cooling System) >> Repair Instructions >> Engine Coolant Thermostat Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Thermostat & Housing
    GM1702084Courtesy of GENERAL MOTORS CORP.
  1. Remove the thermostat housing. Refer to Engine Coolant Thermostat Housing Replacement (LY2, LH6, LY5, LMG, LY6) .
  2. Remove the thermostat.