Silverado Classic 1500 4WD V8-5.3L Hybrid (2007)
9. Connect the battery vent hose(s) to the appropriate battery.
10. If necessary, engage the retainers securing the battery vent hose.
11. If necessary, install the battery resistor to the battery 3 positive terminal.
12. Install the power cable (3) to battery 3.
13. Install the power cable nut (1) to battery 3.
Tighten the nut to 10 N.m (89 lb in).
14. If necessary, install the battery resistor to the battery 3 negative terminal.