Trailer direction indicators (green)

Illuminates as a bulb check when the ignition is switched on and extinguishes when the engine is started. If a trailer is attached, the warning lamp will flash in conjunction with the direction ...

Warning and information messages

WARNING Do not ignore warning messages. Take appropriate action and, when necessary, seek qualified assistance before driving the vehicle. Failure to do so could result in failure of vehicle ...

See also:

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 the veh ...

Instrument Panel Fuse Block
The instrument panel fuse block is located under the instrument panel on the passenger side of the vehicle. Pull down on the cover to access the fuse block. Fuse Side The vehicle may not be equi ...

Transfer Case
If the vehicle is equipped with All-Wheel Drive, be sure to perform the lubricant checks described in this section. ...