gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Manifold Pressure/Vacuum Sensor > < Diagram Information and Instructions|Page 3831
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Knock Sensor: Service and Repair

KNOCK SENSOR (KS) REPLACEMENT

REMOVAL PROCEDURE

1. Remove the intake manifold.
2. Remove the KS wiring harness assembly.

3. Remove the KS.

INSTALLATION PROCEDURE

1. Install the KS.

NOTE:  Refer to Fastener Notice in Service Precautions.

Torque the sensor to 20 N.m (15 lb ft).

2. Install the KS wiring harness assembly.
3. Install the intake manifold.

Manifold Pressure/Vacuum Sensor > < Diagram Information and Instructions|Page 3831