buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Manifold Pressure/Vacuum Sensor > < General Information|Page 7033
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Knock Sensor: Service and Repair

Knock Sensor

REMOVE OR DISCONNECT

1. Disconnect the negative battery cable from the battery.
2. Raise the vehicle and suitably support.
3. Disconnect the Knock Sensor (KS) wiring harness connector from the knock sensor.
4. Remove the knock sensor from the engine block.

INSTALL OR CONNECT

1. Clean the threads thoroughly. Install the knock sensor into the engine block and tighten to 19 Nm (170 lb. in.).
2. Connect the KS wiring harness connector to the knock sensor.
3. Lower the vehicle.
4. Connect the negative battery cable to the battery.

Manifold Pressure/Vacuum Sensor > < General Information|Page 7033