Grand Prix V6-3.8L SC VIN 1 (1997)
Knock Sensor: Service and Repair
Knock Sensor (KS)
Knock Sensor
Knock Sensor Heat Shield
Removal Procedure
WARNING: Engine coolant may be hot. Although cooling system has been drained, coolant still remains In engine water Jacket. This coolant
will drain when knock sensor is removed.
1. Disconnect the negative battery cable.
2. Raise the vehicle.
3. Remove the splash shield.
4. Drain the cooling system.
5. Remove the knock sensor heat shield mounting bolt located under the freeze plug (or block heater if equipped).
6. Disconnect the knock sensor wiring harness connector from the knock sensor.
7. Remove the knock sensor from the engine block.
Installation Procedure