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 RepairsControl Valve Body Assembly Disassemble Automatic Transmission Unit Control Valve Body
Control Valve Body Assembly DisassembleCalloutComponent Name1Control Valve Body Bolt-M6-x-65 (Qty: 5)2Control Valve Body Bolt-M6-x-35 (Qty: 3)3Control Valve Channel Upper Plate AssemblyNote:Inspect the upper channel plate bolt pass through holes for damage or brinelling.Any damage near the PCS feed ...