Hoses
Hoses transport fluids and should be regularly inspected to ensure that there are no cracks or leaks.
With a multi–point inspection, your dealer can inspect the hoses and advise if replacement is needed.
See also:
Tumbling the Third Row Seat
To tumble the seat:
1. Open the liftgate to access the controls for the seat.
2. Make sure the headrests are completely lowered and there is nothing under,
in front of, or on the seat.
3. Fold th ...
Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if ...
Fuel Additives
To provide cleaner air, all gasolines in the United States are now required to
contain additives that help prevent engine and fuel system deposits from forming,
allowing the emission control syste ...