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Home >> GMC >> 2003 >> Envoy 2WD V8-5.3L VIN P >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Knock Sensor >> Service and Repair
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Knock Sensor: Service and Repair

REMOVAL PROCEDURE




1. Remove the intake manifold.
2. Gently pry up the rubber covers.
3. Disconnect the knock sensor electrical connectors.




4. Remove the knock sensors.

INSTALLATION PROCEDURE




1. Install the knock sensors.

NOTE: Refer to Component Fastener Tightening Notice in Service Precautions.

Tighten
Tighten the sensors to 20 N.m (15 lb ft).




2. Connect the knock sensor electrical connectors.
3. insure the rubber covers are securely in place.
4. Install the intake manifold.
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