GMC Sierra Owners Manuals
See also:
Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment on page 9‑112. Added electrical equipment ma ...
Tire Pressure
Tires need the correct amount of air pressure to operate effectively.
Notice: Neither tire underinflation nor overinflation is good.
Underinflated tires, or tires that do not have enough air, can re ...
Rear Window Wiper/Washer
The rear wiper and rear wash button is located on the instrument panel below the climate control system.
(Rear Wiper): Press to turn the rear wiper on and off. The wiper speed cannot be changed.
( ...





