Radio, AM/FM stereo, stereo cassette, clock, ETR

Years 1983–84 Models 2 Factory citations 3

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Also documented for Chevrolet Pontiac

Documented applications

Jimmy — first generation (1983–1994)

1984 Factory-verified

shared S/T platform code; cited from the joint S-10/15 Blazer/Jimmy pages of the S-10 Blazer kit

GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.8.

Sonoma — first generation (1982–1993)

1983–1984 Factory-verified

printed only in the U66 speaker requirement remark (its own 1984 option line prints UUT); shared S-series code; cited from the joint S-10/S-15 pages of the S-10 kits

GM Heritage factory kit — 1983 Chevrolet S 10, p.30.
GM Heritage factory kit — 1984 Chevrolet S 10, p.18.

This page aggregates every documented appearance of UU7 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.