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 RepairsCoolant Recovery Reservoir Outlet Hose Replacement (LEA) Engine Cooling Reservoir Tank
Coolant Recovery Reservoir Outlet Hose ReplacementCalloutComponent NamePreliminary ProceduresDrain the coolant. Refer toCooling System Draining and Filling.Reposition the accessory wiring junction block. Refer toAccessory Wiring Junction Block Replacement1Coolant Recovery Reservoir Outlet Hose Clamp ...