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Home >> GMC >> 2005 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 186 (Engine Mechanical - 3.6L (Ly7) (3 Of 6)) >> Repair Instructions (On-Vehicle - Part 2 And Off-Vehicle - Part 1) >> Off-Vehicle Repair Instructions - Part 1 >> Thermostat Housing Removal

Thermostat Housing Removal

WARNING: This page is about a different car, the 2005 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Heater Inlet/Outlet Pipe Assembly
    GM946082Courtesy of GENERAL MOTORS CORP.
  1. Remove the heater inlet/outlet pipe assembly bolts.
  2. Remove the heater inlet/outlet pipe assembly.
  3. Fig 2: View Of Thermostat Housing With Heater Pipes, Heater Hoses, Gasket & Bolts
    GM902889Courtesy of GENERAL MOTORS CORP.
  4. Remove the thermostat housing bolts.
  5. Remove the thermostat housing.
  6. Remove the thermostat housing gasket.