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 RepairsDriveline System Balance Adjustment
Special ToolsEL-38792-2020-Foot Timing Light Power CordExtensionEL-38792-25Inductive Pickup Timing Light, orequivalentEL-38792-AElectronic VibrationAnalyzer-(EVA)-2EL-38792-276-Foot EVA Power CordExtensionFor equivalent regional tools, refer toSpecial Tools and Equipment.This procedure is designed t ...