Horn
To sound the horn, press the center pad on the steering wheel.
See also:
Bluetooth Controls
Use the buttons located on the steering wheel to operate the invehicle Bluetooth system. See Steering Wheel Controls on page 5‑3 for more information.
(Mute/Push To Talk): Press to answer inco ...
Service Publications Ordering Information
Service Manuals
Service Manuals have the diagnosis and repair information on the engines, transmission, axle, suspension, brakes, electrical, steering, body, etc.
Service Bulletins
Service Bulletin ...
Interior
The Sierra showcases two different interior designs. Work Truck and SLE
models are more utility-minded, with large controls and door handles that can be
operated while wearing gloves. The SLT offe ...





