Hummer H2. Manual - part 2572

Fig. 256: View Of Reverse Abuse Valve & 3-2 Downshift Valve 
Courtesy of GENERAL MOTORS CORP. 

21. Remove the bore plug retainer (395) and the bore plug (381).  

22. Remove the 3-2 downshift valve spring (390) and the 3-2 downshift valve (389).  

23. Remove the coiled spring pin (360) and the bore plug (359).  

24. Remove the reverse abuse valve spring (388) and the reverse abuse valve (387). 

CAUTION: Refer to Valve Springs Can Be Tightly Compressed Caution in 

Cautions and Notices.

 

2004 Hummer H2 

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

  

Fig. 257: Locating 3-4 Shift Valve 
Courtesy of GENERAL MOTORS CORP. 

25. Remove the bore plug retainer (395) and the bore plug (381).  

26. Remove the 3-4 shift valve spring (386) and the 3-4 shift valve (385). 

CAUTION: Refer to Valve Springs Can Be Tightly Compressed Caution in 

Cautions and Notices.

 

2004 Hummer H2 

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

  

Fig. 258: Identifying Isolator Valve & Regulator Apply Valve 
Courtesy of GENERAL MOTORS CORP. 

27. Remove the bore plug retainer (395) and the bore plug (381).  

28. Remove the regulator apply valve (380) and the regulator apply spring (397) and the isolator valve (398). 

 

2004 Hummer H2 

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

  

Fig. 259: View Of 4-3 Sequence Valve & 3-4 Relay Valve 
Courtesy of GENERAL MOTORS CORP. 

29. Remove the bore plug retainer (395) and the bore plug (381).  

30. Remove the 3-4 relay valve (384) and the 4-3 sequence valve (383) and the 4-3 sequence valve spring 

(382).  

CONTROL VALVE BODY ASSEMBLE 

Inspection Procedure 

 

2004 Hummer H2 

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