GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Disconnect the negative battery cable.

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

    in General Information.
  2. Remove the accessory drive belt. Refer to Drive Belt Replacement .
  3. Remove the generator assembly. Refer to Generator Replacement in Engine Electrical.
  4. Raise and support the vehicle. Refer to SECTION 0A.
  5. Remove the oil filter.
  6. Refer to Drive Belt Idler Pulley Replacement
  7. 6.1. The A/C compressor mounting bolt
    6.2. The A/C compressor. Position it aside.

    Object Number: 60498  Size: SH
  8. Remove the tensioner.

Installation Procedure


    Object Number: 60498  Size: SH
  1. Install the tensioner.
  2. Tighten
    Tighten the tensioner nut to 50 N·m (37 lb ft).


    Object Number: 33590  Size: SH
  3. Refer to Drive Belt Idler Pulley Replacement
  4. 2.1. The A/C compressor. Refer to SECTION 1B.
    2.2. The A/C compressor mounting bolts. Refer to SECTION 1B.

    Tighten
    Tighten the bolts to 54 N·m (40 lb ft).

  5. Install the oil filter.
  6. Lower the vehicle.
  7. Install the generator assembly. Refer to Generator Replacement in Engine Electrical.
  8. Install the drive belt. Refer to Drive Belt Replacement .
  9. Connect the negative battery cable.