GM Service Manual Online
For 1990-2009 cars only

Battery Negative Cable Replacement - Fuse to Service Disconnect Cable 5.3L Engine w/RPO HP2

Caution: To help avoid personal injury, disable the 36V system anytime you perform service work on or around the generator battery carrier. The 36V system will still be active after you have disabled the generator battery carrier.

Caution: To help avoid personal injury, always disconnect the 36V generator battery carrier before doing any work to the generator battery carrier system. To disconnect the generator battery carrier, turn the engine off and turn OFF the service disconnect switch, which is located on the passenger side of the generator battery carrier.

Removal Procedure


    Object Number: 1403629  Size: SH
  1. Remove the service disconnect power cable. Refer to Battery Disconnect Switch Cable Replacement .
  2. Remove the maxi-fuse. Refer to Drive Motor Battery Fuse Replacement .
  3. Cut the tie straps securing the power cable to the generator battery carrier.
  4. Remove the service disconnect power cable nut at the service disconnect switch.
  5. Remove the service disconnect power cable from the fuse holder and service disconnect switch.

Installation Procedure


    Object Number: 1342856  Size: SH
  1. Install the service disconnect power cable to the fuse holder and service disconnect switch.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the service disconnect power cable nut at the service disconnect switch.
  4. Tighten
    Tighten the nut to 10 N·m (89 lb in).

  5. Install NEW tie straps securing the power cable to the generator battery carrier.
  6. Install the maxi-fuse. Refer to Drive Motor Battery Fuse Replacement .
  7. Install the service disconnect power cable. Refer to Battery Disconnect Switch Cable Replacement .