Horn
To sound the horn, press the center pad on the steering wheel.
See also:
Tailgate Removal
The tailgate can be removed to allow for different loading situations.
Assistance may be needed with the removal to avoid damage to the vehicle.
On vehicles with a Rear Vision Camera, it must be dis ...
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 ...
Playing an MP3 or WMA (in Either the DVD or CD Slot)
If a disc is inserted into the top DVD slot, the rear seat operator can turn on the video screen and use the remote control to navigate the CD (tracks only).
(Tune): Turn to select MP3/WMA files.
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