Yukon Denali 4WD V8-6.0L Hybrid (2011)
Fuel Pressure Sensor/Switch: Service and Repair
Fuel Pressure Sensor Replacement
Removal Procedure
1. If equipped with 4 wheel drive (4WD), remove the front propeller shaft. Refer to Front Propeller Shaft Replacement See: Transmission and
Drivetrain/Drive/Propeller Shafts, Bearings and Joints/Drive/Propeller Shaft/Service and Repair/Front Propeller Shaft Replacement.
2. Disconnect the chassis wiring harness electrical connector (1) from the fuel pressure sensor (2).
3. Wrap a shop towel around the fuel pressure sensor fitting in order to absorb any fuel that may leak out.
4. Remove the fuel pressure sensor (1) from the fuel line.
5. Remove and discard the fuel pressure sensor O-ring seal (2).
Installation Procedure
