How to service the knock sensor on GMC Sonoma?

Before beginning Knock Sensor maintenance always disconnect and safely handle the negative Battery Cable while following the specified battery disconnect caution procedures. Start by disconnecting the negative Battery Cable but follow the battery disconnect warning. Next remove Distributor and fuel pipe components and disconnect knockout sensor harness connector. First remove the retaining bolt holding the Knock Sensor then extract the sensor. The new Knock Sensor requires bolt installation using 25 n.m (18 lb ft) torque specifications. After reconnecting the negative Battery Cable, return the fuel pipes, Distributor and Knock Sensor harness connector in order.

OEM GMC Sonoma Knock Sensor

Engine Knock Sensor

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

8 Knock Sensors found

View related parts
GMC Sonoma Knock Sensor
Part Number: 21024981
$31.97 MSRP: $60.05
You Save: $28.08 (47%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaced by: 19434673
- Replaces: 21024729
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2004 GMC Sonoma | SL, SLE, SLS | 6 Cyl 4.3 L GAS
View related parts
GMC Sonoma Knock Sensor
Part Number: 10456288
$47.03 MSRP: $95.53
You Save: $48.50 (51%)
Ships in 1-2 Business Days
ADD TO CART
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:
- 1992 GMC Sonoma | Base, GT, SLE | 6 Cyl 4.3 L GAS
View related parts
GMC Sonoma Knock Sensor
Part Number: 10456209
$13.65 MSRP: $25.64
You Save: $11.99 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2003 GMC Sonoma | SL, SLE, SLS | 4 Cyl 2.2 L FLEX, 4 Cyl 2.2 L GAS
View related parts
GMC Sonoma 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:
- 1992-1993 GMC Sonoma | Base, SLE, SLS | 6 Cyl 2.8 L GAS
View related parts
GMC Sonoma 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:
- 1993-1995 GMC Sonoma | Base, SL, SLE, SLS | 6 Cyl 4.3 L GAS
View related parts
GMC Sonoma Knock Sensor
Part Number: 10456218
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995 GMC Sonoma | SL, SLE, SLS | 6 Cyl 4.3 L GAS
View related parts
GMC Sonoma 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:
- 1993-1994 GMC Sonoma | Base, SL, SLE, SLS | 6 Cyl 4.3 L GAS
View related parts
GMC Sonoma Knock Sensor
Part Number: 10456075
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 Sonoma | SL, SLE, SLS | 6 Cyl 4.3 L GAS

GMC Sonoma Knock Sensor

Our website offers an extensive catalog of genuine GMC Sonoma Knock Sensor at unbeatable prices. Every OEM GMC Sonoma Knock Sensor comes with a manufacturer's warranty, an easy return policy, and rapid delivery service. Don't miss out on this great opportunity!

GMC Sonoma Knock Sensor Parts Questions & Experts Answers

Knock Sensor
21024981
Q: How to service the knock sensor on GMC Sonoma?
A: Before beginning Knock Sensor maintenance always disconnect and safely handle the negative Battery Cable while following the specified battery disconnect caution procedures. Start by disconnecting the negative Battery Cable but follow the battery disconnect warning. Next remove Distributor and fuel pipe components and disconnect knockout sensor harness connector. First remove the retaining bolt holding the Knock Sensor then extract the sensor. The new Knock Sensor requires bolt installation using 25 n.m (18 lb ft) torque specifications. After reconnecting the negative Battery Cable, return the fuel pipes, Distributor and Knock Sensor harness connector in order.

Related GMC Sonoma Parts

Browse GMC Sonoma Knock Sensor by Years

2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992