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 RepairsIntake Manifold Replacement Intake and Forced Induction Intake Manifold
Removal ProcedureRemove the intake manifold cover. Refer toIntake Manifold Cover Replacement.Remove the air cleaner outlet duct. Refer toAir Cleaner Outlet Duct Replacement.Remove the power steering fluid reservoir upper bracket only.Remove the power brake booster vacuum check valve and hose. Refer ...