Q: What is the removal procedure for the Fuel Injector?
A:
Remove the fuel rail, the fuel injector retainer clip, and the fuel injector. Remove and discard the fuel injector O-rings.
By Bob
GM Specialist
01/11/2022
Q: What are the GM bulletins used for?
A:
GM bulletins are intended for use by professional technicians, not a °do-it-yourself°. They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle.
By Bob
GM Specialist
01/11/2022
Q: What special tool will I be needing?
A:
You will be needing an active fuel injector tester, fuel injector cleaner, fuel line shut-off adapter, one bottle of GM upper engine and fuel injector cleaner, and one bottle of GM fuel system treatment plus.
By Bob
GM Specialist
01/11/2022
Q: How does the fuel pressure regulator compensate for engine load?
A:
The fuel pressure regulator compensates for the engine load by increasing fuel pressure as the engine vacuum drops.
By Bob
GM Specialist
01/11/2022
Q: What is the installation procedure for the Fuel Injector?
A:
Install the O-rings, the fuel injector clip, the fuel injector, and the fuel rail.
By Bob
GM Specialist
01/11/2022
FAQ for Other Repair Info
Q: How do you install the fuel level sensor?
A:
Install the Fuel Level Sensor by sliding the sensor down in the housing.
Q: What functions does the fuel rail assembly have?
A:
The fuel rail assembly positions the injectors in the intake manifold distributes fuel evenly to the injectors and integrates the Fuel Pressure Regulator into the fuel metering system.
Q: What is the removal procedure for the Fuel Tank Pressure Sensor?
A:
Remove the fuel tank, disconnect the Fuel Tank Pressure Sensor connector, and remove the FTP sensor from the fuel sender.