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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 688 (Engine Cooling System) >> Repair Instructions >> Thermostat Replacement (8.1L Engine) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Refer to Draining & Filling Cooling System .
  2. Reposition the inlet hose clamp at the water outlet.
  3. Remove the inlet hose from the water outlet.
    Fig 1: Inlet Hose From Water Outlet
    G01658075Courtesy of GENERAL MOTORS CORP.
  4. Remove the water outlet bolts (2).
  5. Remove the water outlet (1).
  6. Remove the thermostat (3).
    Fig 2: Thermostat
    G01658076Courtesy of GENERAL MOTORS CORP.
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