Hummer H2. Manual - part 2546

Fig. 156: Inspecting Forward Clutch Piston For Damage Or Wear 
Courtesy of GENERAL MOTORS CORP. 

5. Inspect the forward clutch piston for the following conditions: 

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Porosity or damage  

z

Seal damage  

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Apply leg damage  

 

2004 Hummer H2 

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

  

Fig. 157: Installing Forward Clutch Piston 
Courtesy of GENERAL MOTORS CORP. 

6. Install the forward clutch piston (630) into the forward clutch housing (628). 

 

2004 Hummer H2 

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

  

Fig. 158: Locating 3rd & 4th Spring Assembly 
Courtesy of GENERAL MOTORS CORP. 

7. Install the 3rd and 4th spring assembly (626) into the 3rd and 4th clutch apply ring (625). 

IMPORTANT: The forward clutch piston (630) apply legs must be indexed with the 3rd 

and 4th clutch apply ring (625) legs.

 

2004 Hummer H2 

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

  

8. Install the forward clutch housing (628) and forward clutch piston (630) into the 3rd and 4th apply ring 

(625). 

Fig. 159: View Of J 29883 Installed In Input Housing 
Courtesy of GENERAL MOTORS CORP. 

9. Install the J 29883 on the input housing.  

10. Install the 3rd and 4th clutch apply ring and the forward housing and piston assembly using the following 

procedure: 

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Hold the assembly by the 3rd and 4th clutch apply ring (625) legs during installation.  

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Do not let the forward clutch piston (630) separate from the forward clutch housing. 

 

2004 Hummer H2 

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