OnStar Services
See also:
Folding the Seatback
To fold the seatback:
1. Open the liftgate to access the controls for the seat.
2. Remove all items on the seat cushion.
Notice: Folding a rear seat with the safety belts still fastened may cause d ...
PARK BRAKE RELEASED
For vehicles with the electric parking
brake, this message displays
when the parking brake has been
released from the set position.
See the electric parking brake
information under Parking Br ...
Setting the Tone
(Bass/Midrange/Treble)
BASS/MID/TREB (Bass, Midrange,
or Treble): To adjust bass,
midrange, or treble:
1. Press the TUNE/TONE knob
until the tone control tabs
display.
2. Continue pressing the TUNE/
TONE knob, o ...






