Installation Procedure

Install a NEW fuel pressure sensor seal ring (3).

Fig 1: Fuel Pressure Sensor And Fuel Pressure Relief Valve
Courtesy of GENERAL MOTORS COMPANY
Install the fuel pressure sensor (1) to the fuel pressure line (2) and tighten to 19 N.m (14 lb ft).
CAUTION: Refer to Fastener Caution .
Plug the fuel pressure sensor wiring harness plug (2) to the fuel pressure sensor (1).

Fig 2: Fuel Pressure Sensor
Courtesy of GENERAL MOTORS COMPANY
Lower the vehicle.
Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .