Hummer H2. Manual - part 1275

Fig. 30: Releasing Locking Tabs 
Courtesy of GENERAL MOTORS CORP. 

3. Locate the dress cover locking tabs at the front of the connector. Using a small flat-blade tool push down 

on one of the locking tabs and pull the cover up until the dress cover releases. Repeat this procedure for 
the other locking tab.  

4. Once the front 2 locks are unlocked, lift the front of the dress cover and pull it forward. 

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Wiring Systems - Hummer H2

  

Fig. 31: Removing Nose Piece 
Courtesy of GENERAL MOTORS CORP. 

5. If the connector has a nose piece, use a small flat-blade tool to remove the nose piece by inserting the 

blade into the slot on the front of the connector and prying up on the nose piece. 

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Wiring Systems - Hummer H2

  

Fig. 32: Removing Terminal Position Assurance 
Courtesy of GENERAL MOTORS CORP. 

6. Remove the TPA by inserting a small flat-blade tool into the small slot on the TPA and pushing down 

until the TPA releases. Gently pry the TPA out of the connector. 

IMPORTANT: Always use care when removing a terminal position assurance (TPA) in 

order to avoid damaging it.

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Wiring Systems - Hummer H2

  

Fig. 33: Inserting J 38125-13A Into Terminal Cavities Canal 
Courtesy of GENERAL MOTORS CORP. 

7. Insert the J 38125-13A (GM P/N 12031876-1) tool into the round canal between the terminals cavities at 

the front of the connector. See the release tool cross reference in the Reference Guide of the Terminal 
Repair Kit to ensure that the correct release tool is used. 

IMPORTANT: Be careful not to angle or rock the J 38125-13A tool when inserting it into 

the connector or the tool may break.

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Wiring Systems - Hummer H2