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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 >> Accumulator Tube Replacement - Auxiliary Side >> Installation Procedure

Installation Procedure

  1. Install the auxiliary evaporator outlet side tube (3) to the vehicle.
    NOTE: Refer to FASTENER NOTICE in Caution and Notices.
  2. Install the bolts (1) that retain the clips on the outlet side tube (3) to the body.

    Tighten 

    Tighten the bolts to 4 N.m (35 lb in).

  3. Install the new O-ring seal. Coat the O-ring seal with 525 viscosity refrigerant oil.
    Fig 1: Installing Auxiliary Evaporator Outlet Side Tube Bolts
    G01645702Courtesy of GENERAL MOTORS CORP.
  4. Install the auxiliary evaporator outlet side tube to the compressor hose assembly.

    Tighten 

    Tighten the nut to 47.5 N.m (35 lb ft).

  5. Install the new O-ring seal. Refer to O-RING REPLACEMENT  .
    Fig 2: Installing Auxiliary Evaporator Outlet Side Tube From Hose Assembly
    G01645703Courtesy of GENERAL MOTORS CORP.
  6. Install the auxiliary evaporator outlet underside body tube (3) to the auxiliary evaporator rear tube.

    Tighten 

    Tighten the nut to 47.5 N.m (35 lb ft).

    Fig 3: Installing Auxiliary Evaporator Outlet Side Tube
    G01645704Courtesy of GENERAL MOTORS CORP.
  7. Lower the vehicle.
  8. Evacuate and recharge the system. Refer to REFRIGERANT RECOVERY AND RECHARGING .
  9. Leak test the fittings of the component using the J 39400-A. 
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