Cooling system, steering oil and engine oil

Years 2005–09 Models 3 Factory citations 8

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Documented applications

Impala — eighth generation (2000–2005)

2005 Factory-verified

GM factory document — 2005 chevrolet impala rpo code list, p.1.

Impala — ninth generation (2006–2016)

2006–2009 Factory-verified

GM factory document — 2006 chevrolet impala rpo code list, p.1.
GM factory document — 2007 chevrolet impala rpo code list, p.1.
GM factory document — 2008 chevrolet impala rpo code list, p.1.
GM factory document — 2009 chevrolet impala rpo code list, p.1.

Monte Carlo — sixth generation (2000–2007)

2005–2007 Factory-verified

GM factory document — 2005 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2006 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2007 chevrolet monte carlo rpo code list, p.1.

This page aggregates every documented appearance of 7M9 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.