Sierra Denali RWD V8-6.2L (2009)
Oil Pressure Sensor: Service and Repair
Engine Oil Pressure Sensor and/or Switch Replacement
Special Tools
J 41712 Oil Pressure Switch Socket
Removal Procedure
1. Remove the intake manifold. Refer to Intake Manifold Replacement (Except LH6, LMG, LY5, L76, LY2, LY6) (See: Engine, Cooling and
Exhaust/Engine/Intake Manifold/Service and Repair)Intake Manifold Replacement (LH6, LMG, LY5 and L76) (See: Engine, Cooling and
Exhaust/Engine/Intake Manifold/Service and Repair)Intake Manifold Replacement (LY2 and LY6) (See: Engine, Cooling and
Exhaust/Engine/Intake Manifold/Service and Repair) .
2. Disconnect the engine harness electrical connector (1) from the oil pressure sensor.
3. If not equipped with active fuel management perform the following step, using J 41712 or equivalent, remove the oil pressure sensor (706) and
washer (707).
