GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

    Caution: Failure to observe Step 1 may result in a serious personal injury. If a tool is shorted at the generator lead, the tool will become hot enough to cause a serious burn.

  1. Disconnect the negative (-) battery cable.

  2. Object Number: 244267  Size: SH
  3. Loosen the belt tension by turning the drive belt tensioner clockwise.
  4. Remove the drive belt.

  5. Object Number: 830606  Size: SH
  6. Disconnect the wire clamp (3) from the wire clip.
  7. Remove the terminal cap and nut (1).
  8. Disconnect the engine wire.
  9. Disconnect the generator connector (2).
  10. Remove the 2 mounting bolts.
  11. Remove the generator (4).

Installation Procedure


    Object Number: 830606  Size: SH
  1. Install the generator (4) to the vehicle.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Secure the generator with the 2 generator mounting bolts.
  4. Tighten

        • Tighten the upper bolt to 25 N·m (18 lb ft).
        • Tighten the lower bolt to 54 N·m (40 lb ft).
  5. Connect the generator connector (2).
  6. Connect engine wire to the generator.
  7. Secure the engine wire with the nut.
  8. Tighten
    Tighten the nut to 9.8 N·m (86 lb in).

  9. Install the terminal cap (1) to the nut.
  10. Install the wire clamp (3) to the wire clip.

  11. Object Number: 244267  Size: SH
  12. Install the drive belt.
  13. • Visually inspect the drive belt for wear and damage.
    • Minor cracks on the ribbed side of the belt are considered acceptable. Replace the belt if pieces are missing from the ribs.
    • Ensure that the belt tensioner moves downward when the belt is pressed down in the center with a force of approximately 98 N (22 lb).
  14. Connect the negative (-) battery cable.
  15. Tighten
    Tighten the bolt to 15 N·m (11 lb ft).