Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Weight of the Trailer
How heavy can a trailer safely be? It should never weigh more than 454 kg (1,000
lbs). But even that can be too heavy.
It depends on how the rig is used. For example, speed, altitude, road grades, ...
Heated Mirrors
For vehicles with heated mirrors:
(Rear Window Defogger):
Press to heat the mirrors.
See “Rear Window Defogger” under
Automatic Climate Control System for more information. ...
Power Reclining Seatbacks
To raise or recline the seatback, tilt the top of the
control forward or rearward.
See Reclining Seatbacks. ...