Installation Procedure

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Fig 1: Identifying Fuel Injection Fuel Rail Assembly And Bolts With Tightening Sequence - Bank 2
Courtesy of GENERAL MOTORS COMPANY

Position the fuel injection fuel rail assembly (2) into the cylinder head as evenly as possible.

CAUTION:

NOTE:

The final pass should be performed in the sequence shown in the graphic.

To install the fuel injection fuel rail bolts (1), perform the following steps:
1. First Pass: Start ALL bolts by hand, but do NOT tighten.
2. Second Pass: Tighten the outer two bolts by hand.
3. Third Pass: Tighten the inner bolt by hand.
4. Final Pass: 25 N.m (18 lb ft)
Fuel Feed Intermediate Pipe - Install NEW - Fuel Feed Intermediate Pipe Replacement
Courtesy of GENERAL MOTORS COMPANY

Electrical Connector (1) @ Fuel Injection Fuel Rail Wiring Harness (2) - Connect
Inspect for leaks using the following procedure:
1. Turn ON the ignition with the engine OFF for 2 seconds.
2. Turn OFF the ignition for 10 seconds.
3. Turn ON the ignition with the engine OFF.
4. Inspect for fuel leaks.
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