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 RepairsTire Dismounting and Mounting (Match Mounting) Wheels
Match mounting is required on any wheel/tire assembly notwithin RFV specification.Important:If a wheel/tire assembly is not within the RFV specificationafter match mounting, the tire must be returned to the tiremanufacturer.All wheel weights should be removed prior to matchmounting.Match mounting is ...