GM Service Manual Online
For 1990-2009 cars only

Generator Replacement LLV/LLR

Removal Procedure


    Object Number: 1402502  Size: SH
  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Remove the drive belt. Refer to Drive Belt Replacement for the 2.9L engine or Drive Belt Replacement for the 3.7L engine.
  3. Raise and support the vehicle only high enough to access the A/C compressor through the wheelhouse. Refer to Lifting and Jacking the Vehicle.
  4. Remove the left front wheel. Refer to Tire and Wheel Removal and Installation.
  5. Remove the left wheelhouse liner. Refer to Front Wheelhouse Liner Replacement.
  6. Disengage the A/C compressor electrical connector from the bracket.
  7. Note: Evacuation of the A/C refrigerant will not be necessary.

  8. Remove the A/C compressor mounting bolts (2, 3) ONLY.
  9. The upper mounting bolt (2) will remain with the A/C compressor (1).

  10. Lower the vehicle.

  11. Object Number: 1313641  Size: SH
  12. Reposition the protective boot (4) from the generator output BAT terminal (2) for access.
  13. Remove the generator output BAT terminal nut (6) and disconnect the generator lead (5) from the generator.
  14. Disconnect the wiring harness connector (1) from the generator.

  15. Object Number: 1313647  Size: SH
  16. Remove the 3 generator mounting bolts.
  17. Remove the engine lift bracket, in order to gain clearance to remove the generator. Refer to Engine Lift Bracket Replacement for the 2.9L engine or Engine Lift Bracket Replacement for the 3.7L engine.
  18. Position the A/C compressor forward, in order to gain clearance to remove the generator.
  19. Remove the generator from the engine.

Installation Procedure


    Object Number: 1313647  Size: SH
  1. Position the generator to the engine.
  2. Install the engine lift bracket. Refer to Engine Lift Bracket Replacement for the 2.9L engine or Engine Lift Bracket Replacement for the 3.7L engine.
  3. Caution: Refer to Fastener Caution in the Preface section.

  4. Install the generator mounting bolts and tighten in sequence to 50 N·m (37 lb ft).

  5. Object Number: 1313641  Size: SH
  6. Connect the generator lead (5) to the generator and install the generator output BAT terminal nut (6).
  7. Tighten the nut to 20 N·m (15 lb ft).

  8. Press the protective boot (4) on to the generator output BAT terminal (2).
  9. Connect the wiring harness connector (1) to the generator.
  10. Raise and support the vehicle only high enough to access the A/C compressor through the wheelhouse. Refer to Lifting and Jacking the Vehicle.

  11. Object Number: 1402502  Size: SH
  12. Position the A/C compressor (1) to the engine.
  13. Install the A/C compressor mounting bolts (2, 3) and tighten to 50 N·m (37 lb ft).
  14. Attach the A/C compressor electrical connector to the bracket.
  15. Install the left wheelhouse liner. Refer to Front Wheelhouse Liner Replacement.
  16. Install the left front wheel. Refer to Tire and Wheel Removal and Installation.
  17. Lower the vehicle.
  18. Install the drive belt. Refer to Drive Belt Replacement for the 2.9L engine or Drive Belt Replacement for the 3.7L engine.
  19. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection.

Generator Replacement LH8

Removal Procedure


    Object Number: 1897776  Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Remove the intake manifold cover. Refer to Upper Intake Manifold Sight Shield Replacement.
  3. Remove the accessory drive belt. Refer to Drive Belt Replacement - Accessory.
  4. Disconnect the engine wiring harness electrical connector (1) from the generator.
  5. Reposition the engine wiring harness/positive battery cable boot (5).
  6. Remove the engine wiring harness/positive battery cable nut from the generator.
  7. Remove the engine wiring harness/positive battery cable (2) from the generator.

  8. Object Number: 899619  Size: SH
  9. Remove the generator bolts.
  10. Remove the generator.

Installation Procedure


    Object Number: 899619  Size: SH
  1. Install the generator.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the generator bolts.
  4. Tighten
    Tighten the bolts to 50 N·m (37 lb ft).


    Object Number: 1897776  Size: SH
  5. Install the engine wiring harness/positive battery cable (2) to the generator.
  6. Install the engine wiring harness/positive battery cable nut to the generator.
  7. Tighten
    Tighten the nut to 9 N·m (80 lb in).

  8. Position the engine wiring harness/positive battery cable boot (5).
  9. Connect the engine wiring harness electrical connector (1) to the generator.
  10. Install the accessory drive belt. Refer to Drive Belt Replacement - Accessory.
  11. Install the intake manifold cover. Refer to Upper Intake Manifold Sight Shield Replacement.
  12. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.