Silverado 2500 2WD V8-6.0L VIN U (2004)
8. Connect the negative battery cable.
9. Perform the following procedure in order to inspect for leaks.
9.1.
Turn the ignition ON, with the engine OFF, for 2 seconds.
9.2.
Turn the ignition OFF for 10 seconds.
9.3.
Turn the ignition ON, with the engine OFF.
9.4.
Inspect for fuel leaks.
