Installation Procedure
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
- CAUTION:
Refer to Component Fastener Tightening Caution .
NOTE:- Do NOT apply force to the plastic housing of the fuel injection fuel rail fuel pressure sensor. ONLY apply force to the attached hexagon.
- BEFORE installation of the fuel injection fuel rail fuel pressure sensor, the fuel injection fuel rail threads MUST be clean and free of any fuel or the sensor will NOT seal properly.
To install the NEW fuel injection fuel rail fuel pressure sensor (1) properly, perform the following steps:
- Lubricate the sensor threads and sealing surface with one drop of clean engine oil.
- Install the sensor and hand tighten.
- Remove the sensor.
- Re-lubricate the sensor threads and sealing surface with one drop of clean engine oil.
- Install the sensor and tighten to 33 N.m (24 lb ft).
Connect the electrical connector (1).
- Pressurize the fuel system and inspect for leaks.
- Fuel Pump Insulator - Install - Fuel Pump Insulator Replacement
NOTE:
If a fuel leak occurs at the fuel injection fuel rail, the fuel rail will need to be replaced.