Fuel system, leaded fuel compatible

Years 1999–01 Models 4 Factory citations 8

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Also described as Leaded fuel system, compatible

Also documented for Chevrolet GMC Oldsmobile Pontiac

Documented applications

Catera — V-body (1997–2001)

2000–2001 Factory-verified

GM factory document — 2000 cadillac catera rpo code list, p.1.
GM factory document — 2001 cadillac catera rpo code list, p.1.

DeVille — G-body (2000–2005)

2000–2001 Factory-verified

GM factory document — 2000 cadillac deville rpo code list, p.1.
GM factory document — 2001 cadillac deville rpo code list, p.1.

Escalade — GMT400-based, GMT435 (1999–2000)

1999–2000 Factory-verified

export fuel and emission calibration

GM factory document — 1999 cadillac escalade rpo code list, p.1.
GM factory document — 2000 cadillac escalade rpo code list, p.1.

Seville — G-body (1998–2004)

2000–2001 Factory-verified

GM factory document — 2000 cadillac seville rpo code list, p.1.
GM factory document — 2001 cadillac seville rpo code list, p.1.

This page aggregates every documented appearance of NM8 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.