K 1500 Yukon 4WD V8-5.3L VIN Z Flex Fuel (2003)
21. Tighten the positive cable bolt at the UBEC.
Tighten
Tighten the bolt to 9 N.m (80 lb in).
22. Connect the positive battery cable.
Tighten
Tighten the bolt to 17 N.m (13 lb ft).
23. Snap the positive battery cable cap closed.
24. Connect the negative battery cable.
