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 RepairsReplacing Safety Belt System Parts after a Crash Seats
Warning:A crash can damage the safety belt system in the vehicle. Adamaged safety belt system may not properly protect the personusing it, resulting in serious injury or even death in a crash. Tohelp make sure the safety belt systems are working properly after acrash, have them inspected and any nec ...