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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1391 (Heating, Ventilation And Air Conditioning) >> Repair Instruction >> Heater Pipe Adapter Replacement - Inlet (3.8L) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM in Engine Cooling.
  2. Remove the fuel injector sight shield. Refer to FUEL INJECTOR SIGHT SHIELD REPLACEMENT (L36) or FUEL INJECTOR SIGHT SHIELD REPLACEMENT (L67) in Engine Mechanical-3.8L.
  3. Disconnect the heater inlet hose from the pipe adapter.
    Fig 1: View Of Heater Inlet Hose From Pipe Adapter
    G01568701Courtesy of GENERAL MOTORS CORP.
  4. Use J 38185  in order to reposition the heater hose clamp.
  5. Remove the heater pipe adapter mounting bolt.
    Fig 2: Removing Heater Pipe Adapter Mounting Bolt
    G01568702Courtesy of GENERAL MOTORS CORP.
  6. Remove the heater pipe adapter.
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