Impala V8-5.3L (2008)
14. Remove the intake manifold bolt (512) and ground strap (557).
15. Remove the fuel rail bolts (511).
16. Remove the fuel rail (510) with injectors. Lift evenly on both sides of the fuel rail until all injectors have been removed from their bores.
Important: Do not separate the fuel injectors from the fuel rail unless component service is required.
17. If replacing the fuel rail, remove the fuel injectors.
Installation Procedure
Important: Do not reuse the fuel injector O-ring seals. Install NEW O-ring seals during assembly.
1. Note the installed location of the fuel rail ground strap (557).
