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

In order to replace the knock sensor (KS), raise and support the vehicle just enough to get the KS through the wheelhouse and pull out the left wheel house liner. Before you take the KS out of the engine block, disconnect the engine wire harness electrical connector from the KS and remove the KS retaining bolt. For installation; make sure you install the KS and the retaining bolt back on the engine block with the electrical terminals located rearward; and to tighten the knock sensor (KS) bolt to 25 N.m (18 lb ft). Next, plug back the engine wiring harness electrical connector to the KS, reinstall the left wheelhouse liner, lowering the vehicle, lastly.

OEM Chevrolet Colorado Knock Sensor

Engine Knock Sensor

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Chevrolet Colorado Knock Sensor Part Number: 12623730
$13.47 MSRP: $25.30
You Save: $11.83 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Ignition Knock (Detonation) Sensor
- Replaces: 12570125
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2012 Chevrolet Colorado | LS, LT, WT | 4 Cyl 2.9 L GAS, 5 Cyl 3.7 L GAS, 8 Cyl 5.3 L GAS
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Chevrolet Colorado Knock Sensor Part Number: 12567446
$27.17 MSRP: $51.00
You Save: $23.83 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaced by: 19434672
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2006 Chevrolet Colorado | Base, LS, LT, Sport, Sport LS, WT, Z71, Z71 LS, Z85, Z85 LS | 4 Cyl 2.8 L GAS, 5 Cyl 3.5 L GAS
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Chevrolet Colorado Knock Sensor Part Number: 12623095
$23.43 MSRP: $44.02
You Save: $20.59 (47%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2022 Chevrolet Colorado | Base, LT, WT, Z71 | 4 Cyl 2.5 L GAS
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Chevrolet Colorado Knock Sensor Part Number: 12663209
$4.12 MSRP: $7.73
You Save: $3.61 (47%)
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023 Chevrolet Colorado | LT, Trail Boss, WT, Z71, ZR2 | 4 Cyl 2.7 L GAS
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Chevrolet Colorado Knock Sensor Part Number: 12729597
$19.80 MSRP: $37.18
You Save: $17.38 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Camshaft Sensor
- Replaces: 12692505, 12605738, 12636736
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2022 Chevrolet Colorado | LT, WT, Z71, ZR2 | 6 Cyl 3.6 L GAS

Chevrolet Colorado Knock Sensor

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The Knock Sensor in the Chevrolet Colorado car brand is one of the essential modules in determining the engine knock and relays the signal to the powertrain control module for the adjustment of the timing of the ignition. Commonly a piezoelectric one, the sensor translates movement into electricity to measure spike in pressure equating to knock. This enables fine tuning of the ignition time of fuels thus enhancing performance and avoiding cases of damage of engines. High end can even have different cylinder timings and boost pressure controls for optimum performance and durability. Chevrolet Colorado Knock Sensor is a good example of the advancement of engine management system in today's vehicles.

Chevrolet Colorado Knock Sensor Parts Questions & Experts Answers

Knock Sensor
12623730
Q: How to replace the Knock Sensor (KS) on Chevrolet Colorado?
A:
In order to replace the knock sensor (KS), raise and support the vehicle just enough to get the KS through the wheelhouse and pull out the left wheel house liner. Before you take the KS out of the engine block, disconnect the engine wire harness electrical connector from the KS and remove the KS retaining bolt. For installation; make sure you install the KS and the retaining bolt back on the engine block with the electrical terminals located rearward; and to tighten the knock sensor (KS) bolt to 25 N.m (18 lb ft). Next, plug back the engine wiring harness electrical connector to the KS, reinstall the left wheelhouse liner, lowering the vehicle, lastly.