Suburban 2WD V8-5.3L (2008)
Oil Level Sensor: Service and Repair
Engine Oil Level Sensor and/or Switch Replacement
Removal Procedure
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Place a suitable drain pan under the oil pan drain plug.
3. Remove the oil pan drain plug (430).
4. Allow the oil pan to drain completely.
5. Re-install the oil pan drain plug until snug.
6. Remove the drain pan from under the vehicle.
7. Disconnect the engine harness electrical connector (4) from the oil level sensor.