UT5 ✓ Factory-verified

Chevrolet · Regular Production Option

Radio, AM, ETR

Years 1989, 1991 Models 1 Factory citations 2

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Also documented for GMC

Documented applications

S-10 pickup — First generation (1982–1993) →

• 1989, 1991 ✓ Factory-verified
  ⛭ GM Heritage factory kit — 1989 Chevrolet S 10, p.39.

  ⛭ GM Heritage factory kit — 1991 Chevrolet S 10, p.22.

This page aggregates every documented appearance of UT5 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.