Removal Procedure
- Do not repair the fuel feed or return pipes.
- Replace the fuel feed and return pipes with original equipment or with parts that meet the GM specifications for those parts. The replacement pipe must have the same type of fittings as the original pipe in order to ensure the integrity of the connection.
- Remove the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement (6.2L LS9 - With Supercharger) , Upper Intake Manifold Sight Shield Replacement (w/o LS9) .
- Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (LS7 or LS9) , Battery Negative Cable Disconnection and Connection (LS3) .
- Remove the left fuel rail cover.
- Relieve the fuel system pressure. Refer to the Fuel Pressure Relief (Without CH 48027) , Fuel Pressure Relief (CH 48027) .
- Disconnect the quick-connect fitting at the fuel rail (1). Refer to Metal Collar Quick Connect Fitting Service .
- Disconnect the quick-connect fitting at the chassis fuel pipe (3). Refer to Metal Collar Quick Connect Fitting Service .
- Remove the fuel feed hose (2).
- Cap the chassis fuel pipe and the fuel rail pipe in order to prevent possible fuel system contamination.
- Inspect the hose for bends, for kinks, for chafing, and for cracks. Replace the hose as required.
WARNING:
Refer to Battery Disconnect Warning .
CAUTION: