See also:

Vehicle Overview
The GMC Sierra 1500 and Chevrolet Silverado share the same platform, but the GMC product is often positioned as a more upscale offering. Mechanically, the trucks are the same. There might be sligh ...

Setting the Tone (Bass/Midrange/Treble) (All Except AM-FM Radio and Radio with CD)
BASS/MID/TREB (Bass, Midrange, or Treble): To adjust the bass, midrange, or treble: 1. Press the knob until the tone control tabs display. 2. Highlight the desired tone control tab by doing one of ...

With Airbag Off Switch
This vehicle has airbags. A rear seat is a safer place to secure a forward-facing child restraint. See Where to Put the Restraint on page 3‑49. There may be a switch in the glove box that you c ...