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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 637 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Suction Hose Replacement (LR4, LM7, LQ4 & L18 w/Denso) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the suction hose to the vehicle.
  2. Install the suction hose to the accumulator using new sealing washers.
  3. Install the suction hose nut to the accumulator. Tighten the nut to 16 N.m (12 lb ft).
  4. Install the suction hose (2) to the compressor using new sealing washers.
  5. Install the suction hose mounting bolt to the A/C compressor. Tighten the bolt to 16 N.m (12 lb ft).
  6. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery & Recharging .
  7. Leak test the fittings of the component using the J 39400-A  .
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