Hummer H2. Manual - part 2588

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J 8001 Dial Indicator Set. See Special Tools and Equipment .  

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J 26900-13 Magnetic Indicator Base. See Special Tools and Equipment .  

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J 35138 Converter End Play Checker. See Special Tools and Equipment .  

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J 39195 Converter End Play Check Tool. See Special Tools and Equipment .  

Fig. 319: Identifying J 35138, J 26900-13 & J 8001 
Courtesy of GENERAL MOTORS CORP. 

1. Inspect the torque converter and replace if any of the following conditions exist: 

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Evidence of damage to the pump assembly.  

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Metal particles are found after flushing the cooler and cooler lines.  

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External leaks in the hub area.  

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Converter pilot is broken, damaged or poor fit into the crankshaft. 

 

2004 Hummer H2 

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E

  

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Converter hub is scored or damaged.  

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Internal damage to the stator.  

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Contamination from engine coolant.  

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Excessive end play.  

2. Install the J 35138 , the J 26900-13 and the J 8001 or J 39195 to be used with the 300 mm torque 

converter. 

Specification:  

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The end play for a 245 mm torque converter should be 0-0.38 mm (0-0.015 in).  

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The end play for a 298 mm torque converter should be 0.1-0.48 mm (0.004-0.019 in).  

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The end play for a 258 mm and 300 mm torque converter should be 0.1-0.5 mm (0.004-0.020 in).  

3. Remove the tools.  

TORQUE CONVERTER INSTALLATION 

Tools Required 

J 21366 Converter Holding Strap. See Special Tools and Equipment . 

Installation Procedure 

IMPORTANT: The torque converter should not be replaced if the fluid has an odor, 

discoloration or no evidence of metal or clutch plate material. 
Flushing the torque converter is not recommended.

CAUTION: The torque converter weighs approximately 65 lbs. Personal injury 

may result if you lift the torque converter improperly.

 

2004 Hummer H2 

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E

  

Fig. 320: View Of J 21366 Installed On Torque Converter 
Courtesy of GENERAL MOTORS CORP. 

1. Install the torque converter.  

2. Install the J 21366 .  

HOLDING FIXTURE REMOVAL 

 

2004 Hummer H2 

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E

  

Tools Required 

J 8763-B Holding Fixture and Base. See Special Tools and Equipment . 

Removal Procedure 

Fig. 321: View Of J 8763-B 
Courtesy of GENERAL MOTORS CORP. 

Remove the transmission from the J 8763-B . 

DESCRIPTION AND OPERATION 

TRANSMISSION ID INFORMATION 

 

2004 Hummer H2 

2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E