Express 2500 V8-5.3L VIN T (2005)
5. Connect the battery positive cable to the junction block.
Tighten the nut to 10 N.m (89 lb in).
6. Connect the battery negative cable to the auxiliary battery.
Tighten the bolt to 15 N.m (11 lb ft).
7. Connect the battery negative cable to the battery.
Tighten the bolt to 17 N.m (13 lb ft).