How to replace the Bank 1 knock sensor on Buick Enclave?

Begin your Bank 1 knock sensor replacement by taking off the exhaust manifold lower heat shield. Before beginning the replacement process disconnect the engine wiring harness electrical connector that connects to the bank 1 knock sensor . The knock sensor needs its bolt loosened before being pulled out. Position your new knock sensor correctly after which tighten the knock sensor bolt to a torque of 23 N.m (17 lb ft). Reconnect the engine wiring harness electrical connector to the bank 1 knock sensor followed by installation of the exhaust manifold lower heat shield.

How to replace the Knock Sensor (KS) 1 on Buick Regal?

The first step requires raising the vehicle and shutting off the ignition before proceeding with the Knock Sensor (KS) 1 replacement. Engine coolant must be drained first because hot fluid causes dangerous burns while some liquid remains trapped in the water jacket during sensor installation. Disconnect the KS electrical connector before extracting the KS. When installing the new KS, do not apply thread sealant to the sensor threads, as it is factory-coated and additional sealant will impair its ability to detect detonation; When installing the new sensor tighten it to 19 N.m (14 lb ft). To complete the installation procedure reconnect the KS electrical connector then lower the vehicle before filling the cooling system.

OEM Buick Knock Sensor

Engine Knock Sensor

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24 Knock Sensors found

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Buick Knock Sensor Part Number: 10456126
$39.48 MSRP: $80.18
You Save: $40.70 (51%)
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Product Specifications
- Other Name: Sensor Assembly-Electric Spark Control Knock; Control Module; Sensor, Distributor (Also Knock Sensor)
Fits the following Buick Models:
- Roadmaster | 1994-1995 | Base, Estate Wagon, Limited | 8 Cyl 5.7 L GAS
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Buick Knock Sensor Part Number: 25201064
$21.06 MSRP: $39.54
You Save: $18.48 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaces: 55563372
Fits the following Buick Models:
- Encore | 2013-2021 | Base, Convenience, Essence, Leather, Preferred, Preferred II, Premium, Sport Touring | 4 Cyl 1.4 L GAS
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Buick Knock Sensor Part Number: 12591625
$67.91 MSRP: $137.92
You Save: $70.01 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaces: 10456215
Fits the following Buick Models:
- LaCrosse | 2005-2009 | CX, CXL | 6 Cyl 3.8 L GAS
- LeSabre | 1996-2005 | Custom, Limited | 6 Cyl 3.8 L GAS
- Lucerne | 2006-2008 | CX, CXL | 6 Cyl 3.8 L GAS
- Park Avenue | 1996-2005 | Base, Ultra | 6 Cyl 3.8 L GAS
- Regal | 1996-2004 | 25th Anniversary Edition, Custom, Gran Sport, GS, GSE, Limited, LS, LSE, Olympic Gold Edition | 6 Cyl 3.8 L GAS
- Riviera | 1996-1999 | Base | 6 Cyl 3.8 L GAS
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Buick Knock Sensor Part Number: 12589867
$62.53 MSRP: $127.00
You Save: $64.47 (51%)
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaces: 10456603
Fits the following Buick Models:
- Rainier | 2004 | CXL, CXL Plus | 8 Cyl 5.3 L GAS
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Buick Knock Sensor Part Number: 10456288
$45.57 MSRP: $92.57
You Save: $47.00 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); ESC Sensor; Sensor, Engine Crankcase Ventilator
- Replaces: 10456018
Fits the following Buick Models:
- Roadmaster | 1993 | Base, Estate Wagon, Limited | 8 Cyl 5.7 L GAS
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Buick 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)
Fits the following Buick Models:
- Envision | 2016-2020 | Base, Essence, Preferred, Premium, Premium II | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS
- LaCrosse | 2018-2019 | Base, Essence, Preferred, Premium | 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV)
- Regal | 2014-2017 | Base, GS, Premium, Sport Touring | 4 Cyl 2.0 L GAS
- Regal Sportback | 2018-2020 | Avenir, Base, Essence, Preferred, Preferred II | 4 Cyl 2.0 L GAS
- Regal TourX | 2018-2020 | Base, Essence, Preferred | 4 Cyl 2.0 L GAS
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Buick 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
Fits the following Buick Models:
- Lucerne | 2006 | CXL, CXS | 8 Cyl 4.6 L GAS
- Rainier | 2004-2005 | CXL, CXL Plus | 6 Cyl 4.2 L GAS
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Buick Knock Sensor Part Number: 12621820
$16.65 MSRP: $31.26
You Save: $14.61 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Ignition Knock (Detonation) Sensor
- Replaced by: 19434675
Fits the following Buick Models:
- LaCrosse | 2010-2013 | Base, Convenience, CX, CXL, Leather, Premium | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
- Regal | 2011-2013 | CXL, GS, Premium | 4 Cyl 2.0 L FLEX, 4 Cyl 2.4 L GAS
- Verano | 2013-2016 | Premium, Turbo | 4 Cyl 2.0 L GAS
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Buick 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
Fits the following Buick Models:
- LaCrosse | 2008-2009 | Super | 8 Cyl 5.3 L GAS
- Lucerne | 2007-2011 | CX, CXL, CXL Special Edition, CXS, Super | 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS, 8 Cyl 4.6 L GAS
- Rainier | 2005-2007 | CXL, CXL Plus | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
- Rendezvous | 2006-2007 | CX, CXL | 6 Cyl 3.5 L GAS
- Terraza | 2005-2007 | CX, CXL | 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
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Buick Knock Sensor Part Number: 12618603
$37.07 MSRP: $69.61
You Save: $32.54 (47%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Ignition Knock (Detonation) Sensor
- Replaces: 12566845
Fits the following Buick Models:
- Enclave | 2008 | CX, CXL | 6 Cyl 3.6 L GAS
- LaCrosse | 2005-2008 | CXS | 6 Cyl 3.6 L GAS
- Rendezvous | 2004-2005 | CXL, CXL Plus, Ultra | 6 Cyl 3.6 L GAS
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Buick Knock Sensor Part Number: 12574628
$61.35 MSRP: $111.03
You Save: $49.68 (45%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
Fits the following Buick Models:
- LaCrosse | 2005-2008 | CXS | 6 Cyl 3.6 L GAS
- Rendezvous | 2004-2005 | CXL, CXL Plus, Ultra | 6 Cyl 3.6 L GAS
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Buick Knock Sensor Part Number: 12729597
$18.81 MSRP: $35.32
You Save: $16.51 (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
Fits the following Buick Models:
- Enclave | 2009-2024 | Avenir, Base, Convenience, CX, CXL, Essence, Leather, Preferred, Premium | 6 Cyl 3.6 L GAS
- Encore | 2016-2019 | Base, Convenience, Essence, Leather, Preferred, Preferred II, Premium, Sport Touring | 4 Cyl 1.4 L GAS
- LaCrosse | 2010-2019 | Avenir, Base, Convenience, CX, CXL, CXS, Essence, Leather, Preferred, Premium, Sport Touring, Touring | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
- Regal | 2011-2017 | Base, CXL, Premium | 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
- Regal Sportback | 2018-2020 | GS | 6 Cyl 3.6 L GAS
- Verano | 2012-2017 | Base, Convenience, Leather, Sport Touring | 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS
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Buick Knock Sensor Part Number: 55507858
$9.81 MSRP: $18.43
You Save: $8.62 (47%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaces: 55599019
Fits the following Buick Models:
- Cascada | 2016-2019 | Base, Premium, Sport Touring | 4 Cyl 1.6 L GAS
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Buick Knock Sensor Part Number: 12663209
$4.26 MSRP: $8.00
You Save: $3.74 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
Fits the following Buick Models:
- Encore GX | 2020-2024 | Avenir, Essence, Preferred, Select, Sport Touring | 3 Cyl 1.3 L GAS
- Envision | 2021-2023 | Avenir, Essence, Preferred | 4 Cyl 2.0 L GAS
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Buick Knock Sensor Part Number: 55494828
$14.94 MSRP: $27.04
You Save: $12.10 (45%)
ADD TO CART
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaced by: 12737721
Fits the following Buick Models:
- Encore GX | 2020-2024 | Essence, Preferred, Select | 3 Cyl 1.2 L GAS
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Buick Knock Sensor Part Number: 10456019
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
Fits the following Buick Models:
- Century | 1992-1993 | Custom, Limited, Special | 6 Cyl 3.3 L GAS
- LeSabre | 1992-1994 | Custom, Limited | 6 Cyl 3.8 L GAS
- Park Avenue | 1992-1994 | Base, Ultra | 6 Cyl 3.8 L GAS
- Regal | 1990-1993 | Custom, Gran Sport, Limited | 6 Cyl 3.8 L GAS
- Riviera | 1992-1993 | Luxury | 6 Cyl 3.8 L GAS
- Skylark | 1992-1993 | Custom, Gran Sport, Limited | 6 Cyl 3.3 L GAS
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Buick Knock Sensor Part Number: 10456287
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Control Module; ESC Sensor; Sensor
- Replaces: 10456017
Fits the following Buick Models:
- Roadmaster | 1996 | Collector's Edition, Estate Wagon Collector's Edition, Limited Collector's Edition | 8 Cyl 5.7 L GAS
- Skylark | 1995 | Custom, Limited | 4 Cyl 2.3 L GAS
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Buick Knock Sensor Part Number: 10456238
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
Fits the following Buick Models:
- Century | 1996-2005 | Custom, Limited, Special, Special Edition | 6 Cyl 3.1 L GAS
- Regal | 1996 | Custom | 6 Cyl 3.1 L GAS
- Rendezvous | 2002-2005 | CX, CX Plus, CXL, CXL Plus | 6 Cyl 3.4 L GAS
- Skylark | 1996-1998 | Custom, Gran Sport, Limited, Olympic Gold Edition | 6 Cyl 3.1 L GAS
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Buick Knock Sensor Part Number: 10456204
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
Fits the following Buick Models:
- LeSabre | 1995 | Custom, Limited | 6 Cyl 3.8 L GAS
- Regal | 1994-1995 | Custom, Gran Sport, Limited | 6 Cyl 3.8 L GAS
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Buick Knock Sensor Part Number: 10456209
$13.65 MSRP: $25.64
You Save: $11.99 (47%)
Ships in 1-2 Business Days
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
Fits the following Buick Models:
- Century | 1996 | Limited, Special | 4 Cyl 2.2 L GAS
- Skylark | 1996-1998 | Custom, Limited, Olympic Gold Edition | 4 Cyl 2.4 L GAS

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Buick Knock Sensor

Choose OEM Knock Sensor, you're making the optimal decision for superior quality and perfect performance. You can feel confident because each component goes through stringent quality checks. Every part is carefully built to comply with Buick's factory specifications. You'll enjoy a smooth, worry-free installation that fits just right. At ChevyPartsDeal.com, you'll find it easy to get top-quality OEM Buick Knock Sensor. You can shop at highly competitive prices and protect your budget. All our genuine Buick parts include a dependable manufacturer's warranty. You'll also appreciate our straightforward return policy and swift delivery services for extra convenience.

Buick Knock Sensor Parts and Q&A

Knock Sensor
12618603
Q: How to replace the Bank 1 knock sensor on Buick Enclave?
A:
Begin your Bank 1 knock sensor replacement by taking off the exhaust manifold lower heat shield. Before beginning the replacement process disconnect the engine wiring harness electrical connector that connects to the bank 1 knock sensor . The knock sensor needs its bolt loosened before being pulled out. Position your new knock sensor correctly after which tighten the knock sensor bolt to a torque of 23 N.m (17 lb ft). Reconnect the engine wiring harness electrical connector to the bank 1 knock sensor followed by installation of the exhaust manifold lower heat shield.
Knock Sensor
12591625
Q: How to replace the Knock Sensor (KS) 1 on Buick Regal?
A:
The first step requires raising the vehicle and shutting off the ignition before proceeding with the Knock Sensor (KS) 1 replacement. Engine coolant must be drained first because hot fluid causes dangerous burns while some liquid remains trapped in the water jacket during sensor installation. Disconnect the KS electrical connector before extracting the KS. When installing the new KS, do not apply thread sealant to the sensor threads, as it is factory-coated and additional sealant will impair its ability to detect detonation; When installing the new sensor tighten it to 19 N.m (14 lb ft). To complete the installation procedure reconnect the KS electrical connector then lower the vehicle before filling the cooling system.