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Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the evaporator tube to the condenser using new sealing washers. Refer to Sealing Washer Replacement .
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
    Fig 1: Installing Evaporator Tube Nut To Condenser (W/O HP2)
    GM363033Courtesy of GENERAL MOTORS CORP.
  2. Install the evaporator tube nut to the condenser.

    Tighten:  Tighten the nut to 16 N.m (12 lb ft).

  3. Install the grille to the vehicle. Refer to Grille Replacement (GMC) or Grille Replacement (Chevrolet) .
  4. Install the right park/turn signal lamp. Refer to Park/Turn Signal Lamp Replacement (Old Style) .
  5. Install the evaporator tube to the evaporator.
    6. Fig 2: Removing/Installling Evaporator Tube At Evaporator
    GM385463Courtesy of GENERAL MOTORS CORP.
  6. Install the evaporator tube nut to the evaporator.

    Tighten:  Tighten the nut to 16 N.m (12 lb ft).

  7. Evacuate and recharge the A/C system. Refer toRefrigerant Recovery and Recharging .
  8. Leak test the fittings of the components using the J 39400-A  .
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