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 RepairsPaint Gauges Gauges
Paint thickness gauges measure the total thickness of thevehicle finish. It is important to accurately measure the thicknessof the finish on each vehicle as the thickness of the finish willvary on each vehicle. Use a paint gauge before the sanding processin order to accurately measure how much finis ...