GM Service Manual Online
For 1990-2009 cars only

Generator Assembly Check CS144

Inspection Procedure

  1. Inspect the drive end bearing. If the bearing is rough or worn, replace the generator drive end frame assembly.
  2. Inspect the slip ring end bearing. If the bearing is rough or worn, replace with a new bearing.

  3. Object Number: 17203  Size: SH
  4. Inspect the rotor for grounds (1), opens (2), or shorts (2).

  5. Object Number: 17205  Size: SH
  6. Inspect the stator for grounds.
  7. Inspect the rectifier bridge for continuity.

  8. Object Number: 17207  Size: SH