Ratio, transaxle final drive, 3.94

Years 1999–09 Models 4 Factory citations 7

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Also described as Axle, transaxle final drive, 3.94 ratio

Also documented for Chevrolet Oldsmobile

Documented applications

G3 — Daewoo Kalos (T250) / Aveo5 twin (2009)

2009 Factory-verified

GM factory document — 2009 pontiac g3 rpo code list, p.1.

Grand Am — Fifth generation (1999–2005)

2001–2004 Factory-verified

GM factory document — 2001 pontiac grand am rpo code list, p.1.
GM factory document — 2004 pontiac grand am rpo code list, p.1.

Sunfire — J-body (1995–2005)

1999–2005 Factory-verified

GM factory document — 1999 pontiac sunfire rpo code list, p.1.
GM factory document — 2005 pontiac sunfire rpo code list, p.1.

Vibe — First generation (2003–2008)

2003–2008 Factory-verified

GM factory document — 2003 pontiac vibe awd rpo code list, p.1.
GM factory document — 2008 pontiac vibe fwd rpo code list, p.1.

This page aggregates every documented appearance of FX1 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.