Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Oil Pressure Sensor: Service and Repair
2008 Chevrolet Impala V8-5.3LSECTION Service and Repair
Engine Oil Pressure Sensor and/or Switch Replacement
Tools Required
J 41712 Oil Pressure Sensor Socket
Removal Procedure
1. If necessary, remove the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement (Service and Repair) .
2. Disconnect the oil pressure sensor electrical connector (4).
3. Using J 41712 , remove the oil pressure sensor (706) and washer (707).
Installation Procedure
1. Apply sealant to the threads of the oil pressure sensor. Refer to Adhesives, Fluids, Lubricants, and Sealers (Specifications) .
Notice: Refer to Fastener Notice .
2. Using J 41712 , install the oil pressure sensor (706) and washer (707).
Tighten the sensor to 35 N.m (26 lb ft).
3. Connect the oil pressure sensor electrical connector (4).
4. If necessary, install the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement (Service and Repair) .
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.