Hummer H2. Manual - part 2254

Fig. 56: A/T Filter 
Courtesy of GENERAL MOTORS CORP. 

10. Grasp firmly while pulling down with a twisting motion in order to remove the filter. 

 

2004 Hummer H2 

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

  

Fig. 57: Removing The Filter Seal 
Courtesy of GENERAL MOTORS CORP. 

11. Remove the filter seal. The filter seal may be stuck in the pump; if necessary, carefully use pliers or 

another suitable tool to remove the seal.  

12. Discard the seal.  

13. Inspect the fluid color.  

 

2004 Hummer H2 

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

  

14. Inspect the filter. Pry the metal crimping away from the top of the filter and pull apart. The filter may 

contain the following evidence for root cause diagnosis: 

z

Clutch material  

z

Bronze slivers indicating bushing wear  

z

Steel particles  

15. Clean the transmission case and the oil pan gasket surfaces with solvent, and air dry. You must remove 

all traces of the old gasket material.  

Installation Procedure 

 

2004 Hummer H2 

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

  

Fig. 58: Installing New Filter Seal Into Transmission Case 
Courtesy of GENERAL MOTORS CORP. 

1. Coat the new filter seal with automatic transmission fluid.  

2. Install the new filter seal into the transmission case. Tap the seal into place using a suitable size socket.  

3. Install the new filter into the case. 

 

2004 Hummer H2 

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