Sierra Classic 1500 2WD V8-5.3L Hybrid (2007)
Tighten the nuts to 20 N.m (15 lb ft).
15. Install the HVAC module.
16. Install the GCM bracket.
17. Install the GCM bracket nuts and bolt.
* Tighten the bolt to 9 N.m (80 lb in).
* Tighten the nuts to 25 N.m (18 lb ft).
* Install the GCM.
* Install the passenger side front fender.
Battery Negative Cable Replacement - Battery Cut Off to Fuse (5.3L Engine w/RPO HP2)
Battery Negative Cable Replacement - Battery Cut Off to Fuse (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
1. Remove the maxi-fuse.
2. Remove the fuse power cable nut (3) at the high current sensor.
3. Cut the tie straps (4) securing the fuse power cable to the generator battery carrier.
4. Remove the fuse power cable (2) from the fuse holder and high current sensor.
Installation Procedure