How to Replace a Crankshaft Position Sensor and Perform the CKP System Variation Learn Procedure on Chevrolet Blazer?

arkers begin by raising the car and following the routine to remove the underbody shield package before finishing installation. Start by disconnecting the CKP sensor harness connector before you remove its mounting bolt to extract the CKP sensor. Firmly position the new CKP sensor before tightening the mounting bolt because improper installation can lead to erratic performance and false DTCs. Avoid using the original O-ring for this installation. After installing the new CKP sensor O-ring you need to apply clean engine oil for lubrication before completing the sensor installation. Clean the CKP sensor mounting area of all burrs before mounting the sensor with its bolt which should be tightened up to 9 N.m (80 lb in). Secure the mounting bolts of the steering linkage shield at 33 N.m (24 lb ft) while the CKP sensor harness connector remains connected. Then lower the vehicle for performing the CKP system variation learn procedure.

OEM Chevrolet Blazer Crankshaft Position Sensor

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10 Crankshaft Position Sensors found

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Chevrolet Blazer Crankshaft Position Sensor
Part Number: 12596851
$75.43 MSRP: $153.20
You Save: $77.77 (51%)
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Crankshaft Sensor; Position Sensor
- Replaces: 10456607, 10456532, 12562910
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-2005 Chevrolet Blazer | Base, LS, LT, Trailblazer, Xtreme, ZR2 | 6 Cyl 4.3 L GAS
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Chevrolet Blazer 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:
- 2001-2005 Chevrolet Blazer | Base, LS, LT, Trailblazer, Xtreme, ZR2 | 6 Cyl 4.3 L GAS
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Chevrolet Blazer Camshaft Position Sensor
Part Number: 19417445
$65.22 MSRP: $122.48
You Save: $57.26 (47%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly, Camshaft Position (Kit); Engine Camshaft Position Sensor; Camshaft Sensor; Cam Sensor; Position Sensor; Switch; Sensor, Distributor (Also Knock Sensor)
- Replaces: 10490645, 10485432
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-2005 Chevrolet Blazer | Base, LS, LT, Trailblazer, Xtreme, ZR2 | 6 Cyl 4.3 L GAS
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Chevrolet Blazer Crankshaft Position Sensor
Part Number: 12674702
$43.96 MSRP: $89.28
You Save: $45.32 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Crankshaft Position; Camshaft Position Sensor; Crankshaft Sensor; Sensor, Distributor (Also Knock Sensor)
- Replaces: 12627185, 12632872
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2021 Chevrolet Blazer | Base, L, LT | 4 Cyl 2.5 L GAS
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Chevrolet Blazer Crankshaft Position Sensor
Part Number: 12646781
$14.16 MSRP: $26.60
You Save: $12.44 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Crankshaft Position; Crankshaft Sensor; Sensor, Distributor (Also Knock Sensor)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2024 Chevrolet Blazer | Base, LT, Premier, RS | 6 Cyl 3.6 L GAS
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Chevrolet Blazer Knock Sensor
Part Number: 55503494
$14.50 MSRP: $25.88
You Save: $11.38 (44%)
ADD TO CART
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaced by: 12737536
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2020-2024 Chevrolet Blazer | LT, Premier, RS | 4 Cyl 2.0 L GAS
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Chevrolet Blazer Crankshaft Position Sensor
Part Number: 12706708
$7.18 MSRP: $12.82
You Save: $5.64 (44%)
ADD TO CART
Product Specifications
- Other Name: Sensor Assembly-Crankshaft Position; Crankshaft Sensor; Sensor, Distributor (Also Knock Sensor)
- Replaces: 55507118
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2020-2024 Chevrolet Blazer | LT, Premier, RS | 4 Cyl 2.0 L GAS
View related parts
Chevrolet Blazer Camshaft Position Sensor
Part Number: 12698173
$12.36 MSRP: $23.22
You Save: $10.86 (47%)
ADD TO CART
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Engine Camshaft Position Sensor; Camshaft Sensor; Cam Sensor
- Replaced by: 12733487
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2020-2024 Chevrolet Blazer | LT, Premier, RS | 4 Cyl 2.0 L GAS
View related parts
Chevrolet Blazer Knock Sensor
Part Number: 12663209
$4.19 MSRP: $7.57
You Save: $3.38 (45%)
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:
- 2020-2023 Chevrolet Blazer | LT, Premier | 4 Cyl 2.0 L GAS
View related parts
Chevrolet Blazer 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:
- 1994 Chevrolet Blazer | Base, Silverado, Silverado Sport | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL

Chevrolet Blazer Crankshaft Position Sensor

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Chevrolet Blazer Crankshaft Position Sensor Parts Questions & Experts Answers

Camshaft Position Sensor
19417445
Q: How to Replace a Crankshaft Position Sensor and Perform the CKP System Variation Learn Procedure on Chevrolet Blazer?
A: arkers begin by raising the car and following the routine to remove the underbody shield package before finishing installation. Start by disconnecting the CKP sensor harness connector before you remove its mounting bolt to extract the CKP sensor. Firmly position the new CKP sensor before tightening the mounting bolt because improper installation can lead to erratic performance and false DTCs. Avoid using the original O-ring for this installation. After installing the new CKP sensor O-ring you need to apply clean engine oil for lubrication before completing the sensor installation. Clean the CKP sensor mounting area of all burrs before mounting the sensor with its bolt which should be tightened up to 9 N.m (80 lb in). Secure the mounting bolts of the steering linkage shield at 33 N.m (24 lb ft) while the CKP sensor harness connector remains connected. Then lower the vehicle for performing the CKP system variation learn procedure.

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