OnStar Services

See also:

Turn Signals When Towing a Trailer
The arrows on the instrument panel flash whenever signaling a turn or lane change. Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turning, changing lanes, o ...

Vehicle Storage
WARNING Batteries have acid that can burn you and gas that can explode. You can be badly hurt if you are not careful. See Jump Starting  for tips on working around a battery without gettin ...

Seating & Cargo
The standard eight-way power driver's seat offers plenty of adjustment range, so spouses of wide-ranging sizes should have no trouble finding their fit. If you're much taller than 6 feet, avoid th ...