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Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 42 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> HVAC Module Assembly Replacement (Heating Only) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2005 GMC Canyon and 2005 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the engine coolant. Refer to Draining and Filling Cooling System in Engine Cooling.
  2. Remove the instrument panel (I/P) carrier. Refer to Instrument Panel (I/P) Assembly Replacement in Instrument Panel, Gages, and Console.
    3. Fig 1: View Of Heater Hose Quick Connects
    GM1222554Courtesy of GENERAL MOTORS CORP.
  3. Release the heater hose clamps using J 43181  .
  4. Disconnect the heater hose quick connects (2) and (3) from the heater core.
  5. Disconnect all of the electrical connectors to the HVAC module assembly.
  6. Remove the HVAC module retaining nuts from the cowl.
  7. Remove the HVAC module assembly.
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