Silverado 3500 4WD V8-6.0L VIN U (2004)
17. Connect the negative battery cable.
18. Perform the following procedure in order to inspect for leaks.
18.1. Turn the ignition ON, with the engine OFF, for 2 seconds.
18.2. Turn the ignition OFF for 10 seconds.
18.3. Turn the ignition ON, with the engine OFF.
18.4. Inspect for fuel leaks.
