Hummer H2. Manual - part 1177

1. Install the starter motor relay. Refer to Relay Replacement (Within an Electrical Center) or Relay 

Replacement (Attached to Wire Harness) in Wiring Systems.  

2. Install the underhood bussed electrical center (UBEC) cover.  

STARTER MOTOR REPLACEMENT 

Removal Procedure 

CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.

 

2004 Hummer H2 

2004 ELECTRICAL Engine Electrical - Hummer H2

  

Fig. 41: Battery Ground Negative Cable & Bolt
Courtesy of GENERAL MOTORS CORP. 

1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure 

(Single Battery) .  

2. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information. 

Fig. 42: Transmission Cover Bolt 
Courtesy of GENERAL MOTORS CORP. 

3. Remove the engine protective shield. Refer to Engine Protection Shield Replacement .  

4. Remove the transmission cover bolt. 

 

2004 Hummer H2 

2004 ELECTRICAL Engine Electrical - Hummer H2

  

Fig. 43: Starter Bolts 
Courtesy of GENERAL MOTORS CORP. 

5. Remove the starter bolts.  

6. Disconnect the oil level sensor electrical connector.  

7. Slide the starter forward until the starter clears the transmission. 

 

2004 Hummer H2 

2004 ELECTRICAL Engine Electrical - Hummer H2

  

Fig. 44: Starter Lead Nut 
Courtesy of GENERAL MOTORS CORP. 

8. Remove the starter lead nut (3).  

9. Remove the starter lead (2) from the starter. 

 

2004 Hummer H2 

2004 ELECTRICAL Engine Electrical - Hummer H2