How to replace the knock sensor on Buick Rainier?

In order to change the knock sensor, first, lift the vehicle. Next, disconnect the knock sensor harness connector and remove the knock sensor retaining bolt. Then remove the proper knock sensor (1 or 2). For installation, make sure to abide by the Component Fastener Tightening Notice. Clip in the new knock sensor (1 or 2), using the bolt tighten the sensor to 25 N.m (18 lb ft). Finally, reconnect the knock sensor harness connector and lower the vehicle.

OEM Buick Rainier Knock Sensor

Engine Knock Sensor

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3 Knock Sensors found

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Buick Rainier 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:
- 2005-2007 Buick Rainier | CXL, CXL Plus | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
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Buick Rainier Knock Sensor
Part Number: 12567446
$26.64 MSRP: $50.00
You Save: $23.36 (47%)
Ships in 1-2 Business Days
ADD TO CART
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:
- 2004-2005 Buick Rainier | CXL, CXL Plus | 6 Cyl 4.2 L GAS
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Buick Rainier Knock Sensor
Part Number: 12589867
$64.53 MSRP: $131.06
You Save: $66.53 (51%)
ADD TO CART
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:
- 2004 Buick Rainier | CXL, CXL Plus | 8 Cyl 5.3 L GAS

Buick Rainier Knock Sensor

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Buick Rainier Knock Sensor Parts Questions & Experts Answers

Knock Sensor
12623730
Q: How to replace the knock sensor on Buick Rainier?
A: In order to change the knock sensor, first, lift the vehicle. Next, disconnect the knock sensor harness connector and remove the knock sensor retaining bolt. Then remove the proper knock sensor (1 or 2). For installation, make sure to abide by the Component Fastener Tightening Notice. Clip in the new knock sensor (1 or 2), using the bolt tighten the sensor to 25 N.m (18 lb ft). Finally, reconnect the knock sensor harness connector and lower the vehicle.

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