Fuel Rail and Injectors Removal

WARNING: This page is about a different variant/trim than selected.

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Fuel Injection Fuel Rail Noise Shield WARNING: The noise cancelling foam component MUST be replaced if it has been exposed to engine fluids. Failure to replace the noise cancelling foam component that has been exposed to engine fluids may result in an engine fire resulting in catastrophic engine damage, and possible injury or death.
2	Fuel Rail Assembly Bolt (Qty: 4)
3	Fuel Rail Assembly Procedure Disconnect the electrical harness from the fuel rail harness connection. Completely loosen the fuel rail assembly retaining bolts. Remove the 2 outermost fuel rail assembly retaining bolts and upper rubber grommet, if necessary. NOTE: Use care to avoid contact with the fuel rail harness during special tool installation and fuel rail removal. Install EN-49248 studs into the 2 outermost fuel rail assembly retaining bolt locations. Tighten the studs to 22 N.m (16 lb ft). Install EN-49248 remover onto each stud, and engage the hooks to the fuel rail. Install the nuts retaining the remover onto the studs and tighten until snug. NOTE: EN-49248 will assist in the proper removal of the fuel rail assembly. Ensure that the following conditions are met: Turn the handles simultaneously in order to pull the fuel rail straight out along the fuel injector axis. DO NOT twist when pulling out on the fuel rail and injector assembly. Using EN-49248 remover, remove the fuel rail assembly. Special Tools EN-49248 Fuel Rail Assembly Remover For equivalent regional tools, refer to Special Tools .

Callout

Component Name

Fuel Injection Fuel Rail Noise Shield

WARNING:

The noise cancelling foam component MUST be replaced if it has been exposed to engine fluids. Failure to replace the noise cancelling foam component that has been exposed to engine fluids may result in an engine fire resulting in catastrophic engine damage, and possible injury or death.

Fuel Rail Assembly Bolt (Qty: 4)

Fuel Rail Assembly

Procedure

Disconnect the electrical harness from the fuel rail harness connection.
Completely loosen the fuel rail assembly retaining bolts.
Remove the 2 outermost fuel rail assembly retaining bolts and upper rubber grommet, if necessary.

NOTE:

Use care to avoid contact with the fuel rail harness during special tool installation and fuel rail removal.

Install EN-49248 studs into the 2 outermost fuel rail assembly retaining bolt locations. Tighten the studs to 22 N.m (16 lb ft).
Install EN-49248 remover onto each stud, and engage the hooks to the fuel rail. Install the nuts retaining the remover onto the studs and tighten until snug.

NOTE:

EN-49248 will assist in the proper removal of the fuel rail assembly. Ensure that the following conditions are met:

Turn the handles simultaneously in order to pull the fuel rail straight out along the fuel injector axis.
DO NOT twist when pulling out on the fuel rail and injector assembly.

Using EN-49248 remover, remove the fuel rail assembly.

Special Tools
EN-49248 Fuel Rail Assembly Remover
For equivalent regional tools, refer to Special Tools .