Sierra 1500 2WD V6-4.3L (2008)
6. Remove the heater outlet hose clamp bolt (1) at the generator bracket.
7. Disconnect the engine wiring harness electrical connector (5) from the generator.
8. Reposition the engine wiring harness boot (6).
9. Remove the engine wiring harness nut (3) from the generator.
10. Remove the engine wiring harness lead (4) from the generator stud.