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

Years 1998–09 Models 8 Factory citations 27

Also described as Transmission, automatic 4 speed, HMD, 4T65-E, enhanced electronicTransmission, automatic, 4 speed, HMD, 4T65E, enhanced electronicTransmission, automatic 4-speed, 4T65-E, enhanced electronicTransmission, automatic 4 speed, 4T65-E, enhanced electronic

Also documented for Buick Chevrolet Oldsmobile Saturn

Documented applications

Aztek — U-body (2001–2005)

2001–2005 Factory-verified

The 2002 list adds a 245 mm torque converter.

GM factory document — 2001 pontiac aztek awd rpo code list, p.1.
GM factory document — 2002 pontiac aztek awd rpo code list, p.1.
GM factory document — 2003 pontiac aztek awd rpo code list, p.1.
GM factory document — 2004 pontiac aztek awd rpo code list, p.1.
GM factory document — 2005 pontiac aztek awd rpo code list, p.1.

Bonneville — Tenth generation (2000–2005)

2005 Factory-verified

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

Bonneville — H-body, 9th gen (1992–1999)

1999 Factory-verified

The 1999 list prints 4T65E; the Bonneville Club prints 4T65-E.

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

G6 — Epsilon / GMX381 (2005–2010)

2006–2009 Factory-verified

shared Epsilon transmission; Chevrolet Malibu kit.

GM factory document — 2006 pontiac g6 rpo code list, p.1.
GM factory document — 2007 pontiac g6 rpo code list, p.1.
GM factory document — 2008 pontiac g6 rpo code list, p.1.
GM factory document — 2009 pontiac g6 rpo code list, p.1.
GM Heritage factory kit — 2007 Chevrolet Malibu, p.134.

Grand Prix — W-body, 7th gen (1997–2003)

1998–2003 Factory-verified

GM factory document — 1998 pontiac grand prix rpo code list, p.1.
GM factory document — 2003 pontiac grand prix rpo code list, p.1.

Grand Prix — Eighth generation (2004–2008)

2004–2008 Factory-verified

The 2005 and 2006 lists print 4T45-E; the 2004, 2007 and 2008 lists print 4T65-E. Shared W-body code; Chevrolet Impala kit.

GM factory document — 2004 pontiac grand prix rpo code list, p.1.
GM factory document — 2008 pontiac grand prix rpo code list, p.1.
GM factory document — 2005 pontiac grand prix rpo code list, p.1.
GM Heritage factory kit — 2006 Chevrolet Impala, p.115.

Montana — U-body second generation (1997–2005)

1999–2005 Factory-verified

the 1999 list requires LA1 and prints 4T65E

GM factory document — 1999 pontiac montana ext rpo code list, p.1.
GM factory document — 2000 pontiac montana ext rpo code list, p.1.
GM factory document — 2001 pontiac montana ext rpo code list, p.1.
GM factory document — 2002 pontiac montana ext rpo code list, p.1.
GM factory document — 2003 pontiac montana ext rpo code list, p.1.
GM factory document — 2004 pontiac montana ext rpo code list, p.1.
GM factory document — 2005 pontiac montana 4wd rpo code list, p.1.

Montana SV6 — Second generation, U-body (2005–2006)

2005–2006 Factory-verified

GM factory document — 2005 pontiac montana sv6 rpo code list, p.1.
GM factory document — 2006 pontiac montana sv6 rpo code list, p.1.

This page aggregates every documented appearance of M15 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.