UUI ✓ Factory-verified

GMC · Regular Production Option

Audio system, AM/FM stereo with CD player and MP3 playback, USB port, auxiliary input jack

Years 2014 Models 1 Factory citations 2

Query this via API →

Also documented for ChevroletPontiac

Documented applications

Sierra HD — GMT900 (2007–2014) →

• 2014 ✓ Factory-verified
  ⛭ GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2.

  ⛭ GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.

This page aggregates every documented appearance of UUI in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.