Hummer H2. Manual - part 1458

Fig. 115: View Of Fuel Rail & Injectors 
Courtesy of GENERAL MOTORS CORP. 

3. Install the fuel rail.  

4. Apply a 5 mm (0.2 in) band of threadlock GM P/N 12345382 (Canadian P/N 10953489), or equivalent to 

the threads of the fuel rail bolts. 

 

2004 Hummer H2 

2004 ENGINE PERFORMANCE Engine Controls (Introduction) - 4.8L, 5.3L, and 6.0L - Hummer H2

  

5. Install the fuel rail bolts. 

Tighten: Tighten the bolts to 10 N.m (89 lb in). 

Fig. 116: Identifying Fuel Feed & EVAP Pipes 
Courtesy of GENERAL MOTORS CORP. 

6. Connect the fuel feed pipe (1) to the fuel rail. Refer to Quick Connect Fitting(s) Service (Metal 

Collar) . 

NOTE:

Refer to Fastener Notice in Cautions and Notices.

 

2004 Hummer H2 

2004 ENGINE PERFORMANCE Engine Controls (Introduction) - 4.8L, 5.3L, and 6.0L - Hummer H2

  

Fig. 117: View Of PCV Hose 
Courtesy of GENERAL MOTORS CORP. 

7. Install the PCV hose. 

 

2004 Hummer H2 

2004 ENGINE PERFORMANCE Engine Controls (Introduction) - 4.8L, 5.3L, and 6.0L - Hummer H2

  

Fig. 118: CPA Retainer & Tab 
Courtesy of GENERAL MOTORS CORP. 

8. Perform the following steps in order to connect the fuel injector electrical connectors: 

1. Install the connectors to their corresponding injectors to ensure correct reassembly.  

2. Connect the fuel injector electrical connector.  

3. Push the CPA retainer (2) on the connector in one click.  

4. Repeat the steps for each injector electrical connector. 

 

2004 Hummer H2 

2004 ENGINE PERFORMANCE Engine Controls (Introduction) - 4.8L, 5.3L, and 6.0L - Hummer H2