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 RepairsCylinder Head Replacement Engine Block Cylinder Head
Special ToolsJ 45059 Angle MeterEN-48953 Camshaft Actuator Locking ToolJ 38185 Hose Clamp PliersEN-48749 Timing Chain Retention Tool KitRemoval ProcedureDrain the cooling system. Refer toCooling System Draining and Filling.Remove the exhaust manifold. Refer toExhaust Manifold Replacement.Remove the ...