Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3,000mi.Have underbody flushing service performed. See "Underbody Maintenance" inExterior Care.
Power Mode Description and Operation
GMLAN and Media Oriented Systems Transport (MOST) Wiring RepairsGenerator Replacement (LFX) Starting System
Removal ProcedureDisconnect the negative battery cable. Refer toBattery Negative Cable Disconnection and Connection.Reposition the positive battery cable boot at the generatorterminal.Disconnect the engine harness electricalconnector-(1) from the generator.Remove the positive battery cable nut-(2) a ...