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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating, Ventilation And Air Conditioning >> Repair Instructions >> Heater Module Replacement - Auxiliary >> Removal Procedure

Removal Procedure

  1. Drain the engine coolant. Refer to DRAINING AND FILLING COOLING SYSTEM in Engine Cooling.
  2. Remove the body side front lower trim panel. Refer to TRIM PANEL REPLACEMENT - BODY SIDE FRONT LOWER in Interior Trim.
  3. Remove the auxiliary heater module cover retaining screws.
  4. Remove the auxiliary heater module cover.
    Fig 1: Removing Auxiliary Heater Module Cover & Retaining Screws
    G01645673Courtesy of GENERAL MOTORS CORP.
  5. Remove the auxiliary heater pipe clamps.
  6. Disconnect the auxiliary heater pipes from the auxiliary heater module.
  7. Remove the bolts retaining the auxiliary heater module to the floor.

    Important:  Before removing the auxiliary heater module from the vehicle, be sure to place a protective cover on the floor in order to prevent coolant from leaking onto the carpet.

  8. Remove the auxiliary heater module from the vehicle.
    Fig 2: Removing Auxiliary Heater Module
    G01645674Courtesy of GENERAL MOTORS CORP.
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