Knock Sensor (KS) 1 Replacement

2001 Chevrolet Monte Carlo V6-3.8L VIN KSECTION Knock Sensor (KS) 1 Replacement
REMOVAL PROCEDURE

CAUTION: Refer to Knock Sensor Service Caution in Service Precautions




1. Turn OFF the ignition.
2. Drain the cooling system. Refer to Draining and Filling Cooling System in Cooling System.
3. Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
4. Disconnect the knock sensor wiring harness connector from the knock sensor (2).




5. Remove the knock sensor (2) from the engine block (1).

INSTALLATION PROCEDURE

NOTE: Refer to Fastener Notice in Service Precautions.

IMPORTANT: Do Not apply thread sealant to the sensor threads. The sensor is coated at the factory and applying additional sealant will affect the sensor's ability to detect detonation.




1. Install the knock sensor (2) into the engine block (1).

Tighten
Tighten the knock sensor to 19 N.m (14 lb ft).




2. Connect the knock sensor electrical connector (2) to the knock sensor (1).
3. Lower the vehicle.
4. Fill the cooling system. Peter to Draining and Filling Cooling System in Cooling System.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.