GM Service Manual Online
For 1990-2009 cars only

Generator Bracket Replacement 4.8L /5.3L /6.0L

Removal Procedure


    Object Number: 663649  Size: SH
  1. Remove the generator. Refer to Generator Replacement .
  2. Remove the power steering pump. Refer to Power Steering Pump Replacement .
  3. Remove the generator bracket bolts.
  4. Remove the generator bracket.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 663649  Size: SH
  1. Install the generator bracket.
  2. Install the generator bracket bolts.
  3. Tighten
    Tighten the generator bracket bolts to 50 N·m (37 lb ft).

  4. Install the power steering pump. Refer to Power Steering Pump Replacement .
  5. Install the generator. Refer to Generator Replacement .

Generator Bracket Replacement 6.6L

Removal Procedure

Caution: Refer to Battery Disconnect Caution in the Preface section.

  1. Remove the cooling fan. Refer to Fan Replacement .
  2. Remove the drive belt. Refer to Drive Belt Replacement .
  3. Disconnect the generator electrical connector.

  4. Object Number: 1369547  Size: SH
  5. Remove the generator bolts (1).
  6. Remove the generator (2).
  7. Remove the positive battery cable from the generator, perform the following:
  8. 6.1. Slide the boot down to access the terminal stud.
    6.2. Remove the positive cable nut.
    6.3. Remove the positive cable.
  9. Disconnect the right engine wiring main harness connector.

  10. Object Number: 1732754  Size: SH
  11. Remove the 2 right engine wiring harness bracket bolts and position aside.

  12. Object Number: 1732762  Size: SH
  13. Remove the 2 wiring harness routing bolts.

  14. Object Number: 1732765  Size: SH
  15. Remove the oil indicator tube bracket bolt.

  16. Object Number: 1334909  Size: SH
  17. Remove the drive belt tensioner bolt and tensioner.

  18. Object Number: 1334912  Size: SH
  19. Remove the bolts and nut and the generator mounting bracket.
  20. Transfer any parts as needed.

Installation Procedure


    Object Number: 1334912  Size: SH
  1. Position the generator mounting bracket and install the bolts.
  2. Tighten
    Tighten the generator mounting bracket bolts to 50 N·m (37 lb ft).


    Object Number: 1334909  Size: SH
  3. Position the drive belt tensioner and install the bolt.
  4. Tighten
    Tighten the drive belt tensioner bolt to 50 N·m (37 lb ft).


    Object Number: 1732765  Size: SH
  5. Install the oil indicator tube bracket bolt.
  6. Tighten
    Tighten the oil indicator tube bracket bolt to 21 N·m (15 lb ft).


    Object Number: 1732762  Size: SH
  7. Install the 2 wiring harness routing bolts.
  8. Tighten
    Tighten the wiring harness routing bolts to 10 N·m (89 lb in).


    Object Number: 1732754  Size: SH
  9. Position the right engine wiring harness bracket and install the 2 bolts.
  10. Tighten
    Tighten the right engine wiring harness bracket bolts to 10 N·m (89 lb in).

  11. Connect the right engine wiring harness connector.
  12. Install the positive cable to the auxiliary generator, perform the following:
  13. 7.1. Install the positive cable.
    7.2. Install the positive cable nut.

    Tighten
    Tighten the positive cable nut to 9 N·m (80 lb in).

    7.3. Slide the boot to cover the terminal stud.

    Object Number: 1369547  Size: SH
  14. Position the generator.
  15. Install the generator bolts (1).
  16. Tighten
    Tighten the generator bolts to 50 N·m (37 lb ft).

  17. Connect the generator electrical connector.
  18. Install the drive belt. Refer to Drive Belt Replacement .
  19. Install the cooling fan. Refer to Fan Replacement .

Generator Bracket Replacement 4.3L

Removal Procedure


    Object Number: 360851  Size: SH
  1. Loosen the air cleaner outlet duct clamp at the mass air flow/intake air temperature (MAF/IAT) sensor.

  2. Object Number: 701705  Size: SH
  3. Remove the positive crankcase ventilation (PCV) hose.

  4. Object Number: 489179  Size: SH
  5. Remove the air cleaner adapter nut.

  6. Object Number: 489176  Size: SH
  7. In order to remove the air cleaner outlet duct, pivot the duct upward until the hinge clip releases from the lip on the throttle body.
  8. Remove the cooling fan. Refer to Fan Replacement .
  9. Remove the drive belt. Refer to Drive Belt Replacement .

  10. Object Number: 334162  Size: SH
  11. Remove the wiring harness bracket bolt.

  12. Object Number: 316440  Size: SH
  13. Remove the heater hose bracket bolt.
  14. Remove the generator. Refer to Generator Replacement .
  15. Remove the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .

  16. Object Number: 196643  Size: SH
  17. Remove the generator bracket bolts and nut.
  18. Remove the generator bracket.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 196643  Size: SH
  1. Install the generator bracket.
  2. Install the generator bracket bolts and nut.
  3. Tighten
    Tighten the bolts/nut to 41 N·m (30 lb ft).

  4. Install the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
  5. Install the generator. Refer to Generator Replacement .

  6. Object Number: 316440  Size: SH
  7. Install the heater hose bracket bolt.
  8. Tighten
    Tighten the bolt to 25 N·m (18 lb ft).


    Object Number: 334162  Size: SH
  9. Install the wiring harness bracket bolt.
  10. Tighten
    Tighten the bolt to 25 N·m (18 lb ft).

  11. Install the cooling fan. Refer to Fan Replacement .
  12. Install the drive belt. Refer to Drive Belt Replacement .

  13. Object Number: 489176  Size: SH
  14. Align the hinge clip with the lip on the throttle body.
  15. In order to install the air cleaner outlet duct, pivot the air cleaner outlet duct downward until the mounting stud is through the hole.


    Object Number: 489179  Size: SH
  16. Install the air cleaner adapter nut.

  17. Object Number: 701705  Size: SH
  18. Install the PCV hose.

  19. Object Number: 360851  Size: SH
  20. Tighten the air cleaner outlet duct clamp at the MAF/IAT sensor.
  21. Tighten
    Tighten the clamps to 4 N·m (35 lb in).