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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 677 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Discharge 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 discharge hose (1) to the vehicle.
  2. Connect the electrical connector to the A/C recirculation switch.
  3. Install the discharge hose to the condenser using new sealing washers.
  4. Install the discharge hose nut to the condenser. Tighten the nut to 16 N.m (12 lb ft).
  5. Install the upper air baffle.
  6. Install the discharge hose (1) to the A/C compressor using new sealing washers.
  7. Install the discharge hose mounting bolt. Tighten the bolt to 16 N.m (12 lb ft).
  8. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery & Recharging .
  9. Leak test the fittings of the component using the J 39400-A  .
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