How to service the Knock Sensor (KS) on GMC C2500?

A Knock Sensor (KS) servicing begins with Intake Manifold removal and then requires the Knock Sensor wiring harness assembly extraction before taking out the Knock Sensor (KS). After installing the Knock Sensor apply torque at 20 n.m (15 lb ft). The repair process starts with installing the Knock Sensor wiring harness assembly and ends with reintroducing the Intake Manifold into position.

OEM GMC C2500 Knock Sensor

Engine Knock Sensor

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7 Knock Sensors found

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GMC C2500 Knock Sensor
Part Number: 10456549
$37.66 MSRP: $117.47
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); ESC Sensor
- Replaces: 10456031
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991-1995 GMC C2500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 7.4 L GAS
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GMC C2500 Knock Sensor
Part Number: 10456288
$47.03 MSRP: $95.53
You Save: $48.50 (51%)
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); ESC Sensor; Sensor, Engine Crankcase Ventilator
- Replaces: 10456018
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-2000 GMC C2500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 7.4 L GAS
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GMC C2500 Knock Sensor
Part Number: 10456287
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Control Module; ESC Sensor; Sensor
- Replaces: 10456017
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1990-1999 GMC C2500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.0 L GAS
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GMC C2500 Knock Sensor
Part Number: 10456146
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); ESC Sensor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1995 GMC C2500 | Sierra SL, Sierra SLE | 6 Cyl 4.3 L GAS
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GMC C2500 Knock Sensor
Part Number: 10456019
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1993-1995 GMC C2500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.0 L GAS
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GMC C2500 Knock Sensor
Part Number: 10456232
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2000 GMC C2500 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 7.4 L GAS
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GMC C2500 Knock Sensor
Part Number: 10456082
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); ESC Sensor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1995 GMC C2500 | Sierra SL, Sierra SLE | 6 Cyl 4.3 L GAS

GMC C2500 Knock Sensor

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GMC C2500 Knock Sensor Parts Questions & Experts Answers

Knock Sensor
10456288
Q: How to service the Knock Sensor (KS) on GMC C2500?
A: A Knock Sensor (KS) servicing begins with Intake Manifold removal and then requires the Knock Sensor wiring harness assembly extraction before taking out the Knock Sensor (KS). After installing the Knock Sensor apply torque at 20 n.m (15 lb ft). The repair process starts with installing the Knock Sensor wiring harness assembly and ends with reintroducing the Intake Manifold into position.

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