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Home >> Chevrolet >> 2002 >> Astro Van Passenger, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 802 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Heater Case Replacement (C60) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Safari and 2003 Chevrolet Astro. 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. Recover the refrigerant. Refer to REFRIGERANT RECOVERY AND RECHARGING .
  3. Using the J 38185  reposition the heater hose clamps from the heater core.
  4. Remove the heater hoses from the heater core.
    Fig 1: Removing Heater Hoses
    G01645719Courtesy of GENERAL MOTORS CORP.
  5. Remove the evaporator case from the vehicle. Refer to EVAPORATOR CORE REPLACEMENT .
  6. Remove the heater case retaining nuts (2) from the engine compartment.
  7. Roll out the instrument panel. Refer to INSTRUMENT PANEL (I/P) CARRIER REPLACEMENT in Instrument Panel, Gages, and Console.
  8. Disconnect the electrical connectors.
  9. Disconnect the vacuum lines.
  10. Remove the heater case (5) from the vehicle.
    Fig 2: Removing Heater Case
    G01645720Courtesy of GENERAL MOTORS CORP.
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