Reading Lamps
For vehicles with reading lamps in the overhead console, press the button located next to the lamp to turn it on or off.
The vehicle may also have reading lamps in other locations. To turn the lamps on or off, press the button located next to the lamp.
For more information about interior lamps, see:
• Dome Lamps on page 6‑8.
• Reading Lamps on page 6‑9.
• Instrument Panel Illumination Control on page 6‑8.
See also:
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 ...
Heated Mirrors
For vehicles with heated mirrors:
The heated outside rearview mirrors turn on when the rear window defogger is
on and help to clear fog or frost from the surface of the mirrors.
(Rear Window Defo ...
Radio Reception
Frequency interference and static can occur during normal radio reception if items such as cell phone chargers, vehicle convenience accessories, and external electronic devices are plugged into the ac ...