Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.
See also:
Heated Mirrors
The heated outside rearview mirrors turn on when the rear window defogger is
on.
(Rear Window Defogger): This button
is on the climate control panel.
See “Rear Window Defogger” under Dual Automa ...
Exterior Lighting
The exterior lamps control is located on the instrument panel to the left of
the steering column.
The exterior lamps control has four positions:
: Briefly turn to this position to turn the ...
V-6 Power
The CTS coupe's standard 3.6-liter V-6 moves this two-door smartly enough,
but it doesn't necessarily feel like there's a 304-horsepower engine under the
hood. With a curb weight of around 4,000 p ...