Adjuster, passenger seatback, manual, reclining

Years 1985–89, 1998–99 Models 3 Factory citations 2

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Also described as Manual reclining seatback, passengerSeatback recliner, passenger, manual

Also documented for Cadillac Chevrolet GMC Oldsmobile Pontiac

Documented applications

Century — A-body (1982–1996)

1985–1989 Single-source

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.

Regal — G-body (1983–1987)

1987 Confirmed

with AM6; no charge with AR9 or WE2; gnttype.org's 1987 option sheet

This page aggregates every documented appearance of AT6 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.