Speaker system, 4 speakers, dual front extended range, dual extended range package shelf

Years 1998–99 Models 2 Factory citations 3

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Also described as Speaker system 4, dual front extended range, dual extended range package shelf/quarter

Also documented for Chevrolet Oldsmobile Pontiac

Documented applications

LeSabre — H-body (1992–1999)

1998–1999 Factory-verified

GM factory document — 1998 buick lesabre rpo code list, p.1.
GM factory document — 1999 buick lesabre rpo code list, p.1.

Skylark — N-body (1992–1998)

1998 Factory-verified

GM factory document — 1998 buick skylark rpo code list, p.1.

This page aggregates every documented appearance of UQ8 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.