Transmission, automatic, 4 speed, HMD, 4T65-E

Years 1999–04 Models 4 Factory citations 12

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Also described as Transmission, automatic, 4 speed, 4T65-E

Also documented for Chevrolet Oldsmobile Pontiac

Documented applications

Century — W-body (1997–2005)

1999–2002 Factory-verified

GM factory document — 1999 buick century rpo code list, p.1.
GM factory document — 2000 buick century rpo code list, p.1.
GM factory document — 2001 buick century rpo code list, p.1.
GM factory document — 2002 buick century rpo code list, p.1.

LeSabre — H-body (2000–2005)

2000–2004 Factory-verified

GM factory document — 2000 buick lesabre rpo code list, p.1.
GM factory document — 2004 buick lesabre rpo code list, p.1.

Park Avenue — G-body (1997–2005)

1999–2004 Factory-verified

GM factory document — 1999 buick park avenue rpo code list, p.1.
GM factory document — 2004 buick park avenue rpo code list, p.1.

Regal — W-body (1997–2004)

1999–2002 Factory-verified

GM factory document — 1999 buick regal rpo code list, p.1.
GM factory document — 2000 buick regal rpo code list, p.1.
GM factory document — 2001 buick regal rpo code list, p.1.
GM factory document — 2002 buick regal rpo code list, p.1.

This page aggregates every documented appearance of MN3 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.