GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the fuel injection pump. Refer to Fuel Injection Pump Replacement
  2. Raise vehicle by its full height. Refer to Lifting and Jacking the Vehicle.

  3. Object Number: 2028055  Size: SH
  4. Remove the 4 AC compressor bolts (1).
  5. Note: 

       • Do not disconnect the cooling hoses from AC compressor.
       • Be carefully do not buckling or damage the hoses.

  6. Remove the AC compressor out of the work area.
  7. Lower the vehicle full height.
  8. Remove the generator. Refer to Generator Replacement.
  9. Remove exhaust gas recirculation vacuum tank. Refer to Exhaust Gas Recirculation Valve Vacuum Tank Removal.
  10. Remove the generator and air conditioning compressor bracket. Refer to Generator and Air Conditioning Compressor Bracket Removal.

Installation Procedure

  1. Install the generator and air conditioning compressor bracket. Refer to Generator and Air Conditioning Compressor Bracket Installation.
  2. Install exhaust gas recirculation vacuum tank. Refer to Exhaust Gas Recirculation Valve Vacuum Tank Installation.
  3. Install the generator. Refer to Generator Replacement.
  4. Raise the vehicle by its full height.

  5. Object Number: 2028055  Size: SH
  6. Install the AC compressor.
  7. Install the 4 AC compressor bolts (1) and tighten to  22 N·m (16 lb ft).
  8. Lower the vehicle full height.
  9. Install the fuel injection pump. Refer to Fuel Injection Pump Replacement.