Hummer H2. Manual - part 2274

Fig. 133: Locating Pressure Control Solenoid 
Courtesy of GENERAL MOTORS CORP. 

5. Install the pressure control solenoid. 

Ensure that the electrical tabs are facing outboard. 

6. Install the pressure control solenoid retainer and retaining bolt. 

Tighten: Tighten the pressure control solenoid retaining bolt to 11 N.m (97 lb in). 

NOTE:

Refer to Fastener Notice in Cautions and Notices.

 

2004 Hummer H2 

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2

  

Fig. 134: Valve Body Electrical Connections 
Courtesy of GENERAL MOTORS CORP. 

7. Connect the internal wiring harness electrical connectors to the following components: 

z

Transmission fluid pressure switch (1)  

z

1-2 shift control solenoid (2)  

z

2-3 shift control solenoid (3)  

z

Pressure control solenoid (4)  

z

TCC PWM solenoid (5)  

z

3-2 control solenoid (6)  

8. Install the 1-2 accumulator. Refer to Accumulator Assembly, Spacer Plate, and Gaskets .  

9. Install the transmission oil pan and filter. Refer to Automatic Transmission Fluid/Filter Replacement . 

 

2004 Hummer H2 

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2

  

10. Fill the transmission to the proper level with DEXRON(R) III transmission fluid. Refer to Transmission 

Fluid Checking Procedure .  

TORQUE CONVERTER CLUTCH PULSE WIDTH MODULATION (TCC PWM) SOLENOID, TCC 
SOLENOID, AND WIRING HARNESS 

Tools Required 

J 28458 Seal Protector Retainer Installer. See Special Tools and Equipment . 

Removal Procedure 

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.  

2. Remove the transmission oil pan and the filter. Refer to Automatic Transmission Fluid/Filter 

Replacement . 

 

2004 Hummer H2 

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2

  

Fig. 135: Depressing Tabs On Transmission Harness 20-Way Connector 
Courtesy of GENERAL MOTORS CORP. 

3. Disconnect the transmission harness 20-way connector from the transmission internal harness pass-

through connector. 

Depress both tabs on the connector and pull straight up; do not pry the connector. 

 

2004 Hummer H2 

2004 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E (Introduction) - Hummer H2