Installation Procedure
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
The NEW replacement battery will be delivered at approximately 80 percent state of charge (SOC) and must be charged alone to 100 percent SOC prior to installation.
- Charge the NEW replacement battery. Refer to Battery Charging (Non-HP2) or Battery Charging (HP2) .
- Install J 43679 , to the lifting points on the NEW battery.
- Install the appropriate battery.
- Remove J 43679 , from the battery.
- Ensure that the batteries (1, 2 and 3) have the positive and negative terminals properly oriented.
- Install the appropriate battery hold down bracket.
- Install the appropriate battery hold down bracket nut.
Tighten: Tighten the nut to 10 N.m (89 lb in).
- Install the battery vent cap (2) to the appropriate battery.
- Connect the battery vent hose(s) to the appropriate battery.
- If necessary, engage the retainers securing the battery vent hose.
- If necessary, install the battery resistor to the battery 3 positive terminal.
- Install the power cable (3) to battery 3.
- Install the power cable nut (1) to battery 3.
Tighten: Tighten the nut to 10 N.m (89 lb in).
- If necessary, install the battery resistor to the battery 3 negative terminal.
- Install the power cable (2) to battery 2 and battery 3.
- Install the power cable nuts (3) to battery 2 and battery 3.
Tighten: Tighten the nuts to 10 N.m (89 lb in).
- Install NEW tie straps (1) securing the power cable to the ESB.
- If necessary, install the battery resistor to the battery 1 positive terminal.
- Install the power cable (3) to battery 1 and battery 2.
- Install the power cable nuts (1) to battery 1 and battery 2.
Tighten: Tighten the nuts to 10 N.m (89 lb in).
- Connect the battery thermistor electrical connectors to the appropriate battery.
- Connect the battery resistor electrical connectors (1) to the appropriate battery.
- If necessary, install the battery cut-off switch. Refer to Energy Storage Box (ESB) Cut Off Switch Replacement (5.3L Engine w/RPO HP2) .
- Install the ESB intermediate cover. Refer to Energy Storage Box (ESB) Intermediate Cover Replacement (5.3L Engine w/RPO HP2) .
NOTE:
Refer to Fastener Notice
in Cautions and Notices.