Axle, rear, Positraction, limited slip

Years 1985–87, 1998–04 Models 3 Factory citations 9

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Also described as Axle, positraction, limited slipAxle, rear, limited slip differential

Also documented for Buick Cadillac Chevrolet GMC Pontiac Saturn

Documented applications

Bravada — GMT330 (1996–2001)

1998–2001 Factory-verified

1998 and 1999 lists read Positraction only

GM factory document — 1998 oldsmobile bravada rpo code list, p.1.
GM factory document — 2000 oldsmobile bravada rpo code list, p.1.
GM factory document — 2001 oldsmobile bravada rpo code list, p.1.

Bravada — GMT360 (2002–2004)

2002–2004 Factory-verified

GM factory document — 2002 oldsmobile bravada rpo code list, p.1.
GM factory document — 2003 oldsmobile bravada rpo code list, p.1.
GM factory document — 2004 oldsmobile bravada rpo code list, p.1.

Cutlass Supreme — G-body (1983–1988)

1985–1987 Single-source

a separate order item that many 4-4-2 cars lacked, per Wikipedia's 4-4-2 article (a general statement; the 1985–1987 span is the article's 4-4-2 production span); shared G-body code, cited from the Chevrolet Monte Carlo kit's order pages and option weight pages

GM Heritage factory kit — 1985 Chevrolet Monte Carlo, p.73.
GM Heritage factory kit — 1986 Chevrolet Monte Carlo, p.83.
GM Heritage factory kit — 1987 Chevrolet Monte Carlo, p.40.

This page aggregates every documented appearance of G80 in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.