Knock Sensor: Service and Repair

2007 Chevrolet Silverado Classic 1500 2WD V8-6.0LSECTION Service and Repair


KNOCK SENSOR REPLACEMENT

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. NOTE: Refer to Fastener Notice.




Install the knock sensors.

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




2. Connect the knock sensor electrical connectors.
3. Push down on the rubber covers.
4. Install the intake manifold.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.