Window, power operated, side

Years 1982–87, 1994, 1996, 1998–99, 2005–07 Models 6 Factory citations 9

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Also described as Power windowsWindows, powerPower windows, with driver side expressWindow, power operated, all doors

Also documented for Cadillac Chevrolet GMC Hummer Oldsmobile Pontiac Saturn

Documented applications

Century — A-body (1982–1996)

1982–1986, 1994, 1996 Single-source

1996: standard

Century — W-body (1997–2005)

1998–1999 Factory-verified

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

Regal — G-body (1983–1987)

1987 Factory-verified

gnttype.org's 1987 option sheet; shared G-body code, cited from the Monte Carlo kit

GM Heritage factory kit — 1987 Chevrolet Monte Carlo, p.40.

Regal — W-body (1997–2004)

1998–1999 Factory-verified

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

Skylark — N-body (1992–1998)

1998 Factory-verified

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

Terraza — U-body / GMT201 (2005–2007)

2005–2007 Factory-verified

GM factory document — 2005 buick terraza rpo code list, p.1.
GM factory document — 2006 buick terraza rpo code list, p.1.
GM factory document — 2007 buick terraza rpo code list, p.1.

This page aggregates every documented appearance of A31 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.