Hummer H2. Manual — part 2612

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2003-04 AUTOMATIC TRANSMISSIONS

Servicing - H2

APPLICATION

TRANSMISSION APPLICATION

IDENTIFICATION

TRANSMISSION ID NUMBER

Refer to illustration for main (1) and optional (2) locations of transmission ID number. See Fig. 1 .

Application

Transmission Model (RPO Code)

H2

4L65-E (M32)

2004 Hummer H2

2003-04 AUTOMATIC TRANSMISSIONS Servicing - H2

2004 Hummer H2

2003-04 AUTOMATIC TRANSMISSIONS Servicing - H2

Fig. 1: Locating Transmission ID Number
Courtesy of GENERAL MOTORS CORP.

2004 Hummer H2

2003-04 AUTOMATIC TRANSMISSIONS Servicing - H2

TRANSMISSION PAN GASKET

Fig. 2: Identifying Transmission Oil Pan Gasket (Hydra-Matic 4L65-E)
Courtesy of GENERAL MOTORS CORP.

LUBRICATION

SERVICE INTERVALS

Check transmission fluid level at each engine transmission oil change. Change the automatic transmission fluid
and the filter every 100,000 miles for normal duty and every 50,000 miles for severe duty. Severe duty applies
if the vehicle is mainly driven under one or more of these conditions:

z

In heavy city traffic where the outside temperature regularly reaches 90°F (32°C) or higher.

2004 Hummer H2

2003-04 AUTOMATIC TRANSMISSIONS Servicing - H2