GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1484797  Size: SH
  1. Disconnect the engine harness electrical connector from the generator battery control module.
  2. Remove the negative battery cable. Refer to Battery Negative Cable Replacement .
  3. Cut the tie straps and electrical tape attaching the generator battery control module to the battery cable.
  4. Squeeze the negative battery cable branches together.
  5. Important: Note the orientation of the generator battery control module prior to removal.

  6. Slide the generator battery control module off of the negative battery cable.

Installation Procedure


    Object Number: 1484797  Size: SH

    Important: Prior to installation, ensure that the orientation of the generator battery control module (once completely installed on the negative battery cable) will be such that the module's connector will be closest to the battery's negative terminal as shown in the above graphic. The orientation of the module on the negative battery cable is critical to the proper functionality of the module once installed in the vehicle.

  1. Slide the NEW generator battery control module up onto the negative battery cable.
  2. Using NEW tie straps and electrical tape, attach the generator battery control module to the negative battery cable.
  3. Install the negative battery cable. Refer to Battery Negative Cable Replacement .
  4. Connect the engine harness electrical connector to the generator battery control module.
  5. Program the generator battery control module. Refer to Control Module References .