Engine, gas, 4-cylinder, 2.4 L, multiport fuel injection, DOHC

Years 1998–02 Models 3 Factory citations 10

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Also described as Engine, gas, 4 cylinder, 2.4L, DOHCEngine, gas, 4 cylinder, 2.4L, multiport fuel injection, DOHC

Also documented for Buick Chevrolet Oldsmobile

Documented applications

Grand Am — N-body (1992–1998)

1998 Factory-verified

shared N-body code; Chevrolet Malibu kit (1997 p.7, 1998 p.12)

GM factory document — 1998 pontiac grand am rpo code list, p.1.
GM Heritage factory kit — 1997 Chevrolet Malibu, p.7.
GM Heritage factory kit — 1998 Chevrolet Malibu, p.12.

Grand Am — Fifth generation (1999–2005)

1999–2001 Factory-verified

Shared N-body code; Chevrolet Malibu kit.

GM factory document — 1999 pontiac grand am rpo code list, p.1.
GM factory document — 2001 pontiac grand am rpo code list, p.1.
GM Heritage factory kit — 2000 Chevrolet Malibu, p.31.

Sunfire — J-body (1995–2005)

1998–2002 Factory-verified

The 1998 list reads "2.4L L4 DOHC". Shared J-body code; Chevrolet Cavalier kit.

GM factory document — 1998 pontiac sunfire rpo code list, p.1.
GM factory document — 2002 pontiac sunfire rpo code list, p.1.
GM Heritage factory kit — 1998 Chevrolet Cavalier, p.49.
GM Heritage factory kit — 2002 Chevrolet Cavalier, p.22.

This page aggregates every documented appearance of LD9 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.