Installation Procedure
Courtesy of GENERAL MOTORS CORP.
- Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement (L36)
in Engine Mechanical.
- Remove the cap from the fuel pressure service connection.
- Install the J 34730-1A
to the fuel pressure service connection, located on the fuel rail. See Special Tools . Wrap a shop towel around the fitting while connecting the J 34730-1A
to avoid spillage. See Special Tools .
- Turn the ignition ON, with the engine OFF.
- Place the bleed hose of the J 34730-1A
into an approved gasoline container. See Special Tools .
- Open the bleed valve on the J 34730-1A
in order to bleed the air from the fuel pressure gage. See Special Tools .
- Command the fuel pump ON with a scan tool.
- Close the bleed valve on the J 34730-1A
. See Special Tools .
- Inspect for fuel leaks.