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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1207 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Heater Hose Replacement - Inlet (3.8L) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the heater inlet hose and support bracket.
  2. Connect the heater inlet hose to the heater core.

    Important:  Position heater core hose clamps in the indicated location.

  3. Use J 38185  in order to secure the heater core hose inlet clamp.
    Fig 1: Installing Heater Inlet Hose & Support Bracket
    G01482069Courtesy of GENERAL MOTORS CORP.
  4. Install the heater hose support bracket.
    NOTE: Refer to FASTENER NOTICE .
  5. Install the support bracket nut (1).

    Tighten 

    Tighten the nut to 4.5 N.m (40 lb in).

    Fig 2: Installing Support Bracket Nut
    G01482070Courtesy of GENERAL MOTORS CORP.
  6. Connect the heater inlet hose to the pipe adapter.
  7. Use J 38185  in order to secure the heater hose inlet clamp.
  8. Install the fuel injector sight shield. Refer to FUEL INJECTOR SIGHT SHIELD REPLACEMENT (L36) or FUEL INJECTOR SIGHT SHIELD REPLACEMENT (L67) .
  9. Refill the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM .
Fig 3: Connecting Heater Inlet Hose To Pipe Adapter
G01482071Courtesy of GENERAL MOTORS CORP.
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