How to replace the Knock Sensor (KS) on Chevrolet Silverado 2500?

You must remove the Intake Manifold first then disconnect the Knock Sensor electrical connectors while gently pulling up each rubber cover to complete scratch-up of the knock sensors. The fastener notice in service precautions applies to installation so follow it before using a 20 n.m (15 lb ft) torque on the knock sensors. After connecting the Knock Sensor electrical connectors you should push down the rubber covers and reinstall the Intake Manifold.

OEM Chevrolet Silverado 2500 Knock Sensor

Engine Knock Sensor

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Chevrolet Silverado 2500 Knock Sensor Part Number: 12589867
$65.81 MSRP: $133.68
You Save: $67.87 (51%)
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaces: 10456603
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1999-2004 Chevrolet Silverado 2500 | Base, LS, LT, WT | 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS

Chevrolet Silverado 2500 Knock Sensor

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Chevrolet Silverado 2500 Knock Sensor Parts Questions & Experts Answers

Knock Sensor
12589867
Q: How to replace the Knock Sensor (KS) on Chevrolet Silverado 2500?
A:
You must remove the Intake Manifold first then disconnect the Knock Sensor electrical connectors while gently pulling up each rubber cover to complete scratch-up of the knock sensors. The fastener notice in service precautions applies to installation so follow it before using a 20 n.m (15 lb ft) torque on the knock sensors. After connecting the Knock Sensor electrical connectors you should push down the rubber covers and reinstall the Intake Manifold.