How to replace the A/C Switch for the heater and air conditioning control on Buick LaCrosse?

Begin by removing the heater and air conditioning control by removing the instrument panel lower trim plate. Then, remove the HVAC control assembly mounting screws while remembering that retaining clips hold HVAC control assembly in. Pull the back of the HVAC control assembly out of the instrument panel and pull the electrical connectors from the assembly before removing it from your car. The components are perpendicular and have connectors. For installation, the key should be on the off when fit with the electrical connectors to the HVAC control assembly. Mount the HVAC control assembly and fix it using the mounting screws by tightening them to 2 N.m (18 lb in). Finally, refit the instrument panel lower trim plate. Avoiding tweaking any controls that are on the HVAC control assembly makes during the calibration will prevent improper functioning of the HVAC. Start the engine and run 1 minute to complete the process.

How to replace the A/C Switch Control Assembly (CJ2) on Buick Regal?

Before beginning the control assembly (CJ2) replacement you must disconnect the negative Battery Cable. The instrument panel accessory trim plate and front floor console need to be unbolted from the vehicle if they are present. The hvac control assembly removal process begins with removing the bolts that hold it into position followed by disconnecting its electrical connector before extracting the assembly. During installation the electrical connector must be connected before adding the hvac control assembly while using the fastener notice in service precautions. Mount the hvac control assembly into place then install the bolts while applying torque to 2 n.m (18 lb in). Reinstall the front floor console when present and both the instrument panel accessory trim plate before restoring the negative Battery Cable connection.

OEM Buick A/C Switch

Air Conditioning Switch

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198 A/C Switches found

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Buick Heater Control, Black Part Number: 13297381
$195.74 MSRP: $354.27
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Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Blower Control Switch; Dash Control Unit; Control, Heater And A/C Control
Fits the following Buick Models:
- Regal | 2011-2013 | Base, CXL, GS, Premium | 4 Cyl 2.0 L FLEX, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
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Buick Heater Control Part Number: 13297382
$190.84 MSRP: $358.38
You Save: $167.54 (47%)
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Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Blower Control Switch; Dash Control Unit; Control, Heater And A/C Control
Fits the following Buick Models:
- Regal | 2011-2013 | Base, CXL, GS, Premium | 4 Cyl 2.0 L FLEX, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
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Buick Heater Control, Black Part Number: 25951146
$63.88 MSRP: $115.62
You Save: $51.74 (45%)
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Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Blower Control Switch; Control, Heater And A/C Control
Fits the following Buick Models:
- Regal | 2012-2013 | Base, GS, Premium | 4 Cyl 2.0 L FLEX, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
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Buick Heater Control, Black Part Number: 26202378
$336.62 MSRP: $628.21
You Save: $291.59 (47%)
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Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Blower Control Switch; Dash Control Unit; Control, Heater And A/C Control
- Replaces: 90802627
Fits the following Buick Models:
- Regal | 2014-2017 | Base, GS, Premium, Sport Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
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Buick Heater Control Part Number: 16182124
$52.62 MSRP: $580.47
You Save: $527.85 (91%)
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Product Specifications
- Other Name: Control Assembly-Heater & A/C; Climate Control Module; Dash Control Unit; Control, Heater And A/C Control
Fits the following Buick Models:
- LeSabre | 1995 | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick Heater Control, Black Part Number: 39177126
$131.66 MSRP: $238.30
You Save: $106.64 (45%)
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Product Specifications
- Other Name: Control Assembly-Heater & A/C User Interface *Black; Climate Control Module; Blower Control Switch; Dash Control Unit; Control, Heater And A/C Control
- Replaces: 39113530
Fits the following Buick Models:
- Regal Sportback | 2018-2020 | Avenir, Base, Essence, GS, Preferred, Preferred II | 4 Cyl 2.0 L GAS, 6 Cyl 3.6 L GAS
- Regal TourX | 2018-2020 | Base, Essence, Preferred | 4 Cyl 2.0 L GAS
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Buick Heater Control, Rear Part Number: 15887057
$104.99 MSRP: $197.16
You Save: $92.17 (47%)
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Product Specifications
- Other Name: Control Assembly-Heater & A/C (W/Rear Window Defogger; Climate Control Module; Blower Control Switch; Dash Control Unit; Control, Heater And A/C Control; Control, Rear Window Defogger
- Position: Rear
Fits the following Buick Models:
- LaCrosse | 2008-2009 | Super | 8 Cyl 5.3 L GAS
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Buick Dash Control Unit Part Number: 25783277
$451.16 MSRP: $816.58
You Save: $365.42 (45%)
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Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Control, Heater Control
- Replaces: 15791303, 15882291, 15938412, 15816505
Fits the following Buick Models:
- Terraza | 2005-2006 | CX, CXL | 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L GAS
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Buick Heater Control Part Number: 84188433
$96.90 MSRP: $181.97
You Save: $85.07 (47%)
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Product Specifications
- Other Name: Control Assembly-Heater & A/C Remote; Climate Control Module; Blower Control Switch; Control, Heater And A/C Control
Fits the following Buick Models:
- Encore | 2018-2022 | Base, Essence, Preferred, Preferred II, Premium, Sport Touring | 4 Cyl 1.4 L GAS
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Buick Heater Control Part Number: 23507152
$153.93 MSRP: $278.60
You Save: $124.67 (45%)
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Product Specifications
- Other Name: Control, Air Conditioner Instrument Panel; Climate Control Module; Heater & A/C Control; Dash Control Unit; Control, Heater And A/C Control
- Replaced by: 86527761
Fits the following Buick Models:
- Enclave | 2018-2024 | Avenir, Base, Essence, Preferred, Premium | 6 Cyl 3.6 L GAS
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Buick Dash Control Unit Part Number: 13594972
$15.26 MSRP: $28.67
You Save: $13.41 (47%)
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Product Specifications
- Other Name: Control Assembly-Heater & A/C Remote; Climate Control Module; Control, Heater And A/C Control
- Replaces: 13588569
Fits the following Buick Models:
- Encore | 2015 | Base, Convenience, Leather, Premium | 4 Cyl 1.4 L GAS
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Buick Heater Control Part Number: 22944947
$137.26 MSRP: $256.13
You Save: $118.87 (47%)
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Product Specifications
- Other Name: Control Assembly-Heater & A/C *Cocoa; Climate Control Module; Blower Control Switch; Control, Heater And A/C Control
- Replaces: 20971688
Fits the following Buick Models:
- Verano | 2012-2017 | Base, Convenience, Leather, Premium, Sport Touring, Turbo | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS
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Buick Dash Control Unit Part Number: 90802632
$245.86 MSRP: $441.00
You Save: $195.14 (45%)
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Product Specifications
- Other Name: Control, Heater & A/C; Climate Control Module; Control, Heater And A/C Control
- Replaces: 90802620
Fits the following Buick Models:
- Regal | 2014-2015 | Base, GS, Premium | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
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Buick Switch, Passenger Side Part Number: 25654441
Product Specifications
- Other Name: Control Assembly-Heater & A/C; Window Switch; Control, Heater And A/C Control
- Position: Passenger Side
Fits the following Buick Models:
- LeSabre | 2000-2005 | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick Blower Motor Switch Part Number: 16150332
Product Specifications
- Other Name: Switch Package-Blower; Climate Control Module; Blower Control Switch; Switch, A/C Electric Temperature And Motor Control
Fits the following Buick Models:
- LeSabre | 1992-1994 | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick Heater Control Part Number: 10413213
Product Specifications
- Other Name: Control Assembly-Heater & A/C; Climate Control Module; Blower Control Switch; Dash Control Unit; Control, Heater And A/C Control
- Replaces: 10298244
Fits the following Buick Models:
- Regal | 1997-2000 | 25th Anniversary Edition, GS, GSE, LS, LSE | 6 Cyl 3.8 L GAS
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Buick Heater Control Part Number: 10308120
Product Specifications
- Other Name: Control Assembly-Heater & A/C; Climate Control Module; Blower Control Switch; Dash Control Unit; Control, Heater And A/C Control
- Replaces: 09384734, 10447470, 9384734
Fits the following Buick Models:
- Regal | 2000-2004 | GS, GSE, LS, LSE | 6 Cyl 3.8 L GAS
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Buick Dash Control Unit Part Number: 19329968
Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module
- Replaces: 9352034, 09352034
Fits the following Buick Models:
- Century | 1998-1999 | 3.1L V6
- Regal | 1998-1999 | 25th Anniversary Edition, GS, LS | 3.8L V6, 6 Cyl 3.8 L GAS
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Buick Control Module Part Number: 16171224
Product Specifications
- Other Name: Control Assembly-Heater & A/C; Climate Control Module; Dash Control Unit; Control, Heater And A/C Control
Fits the following Buick Models:
- Regal | 1995-1996 | Custom, Gran Sport, Limited, Olympic Gold Edition | 6 Cyl 3.1 L GAS, 6 Cyl 3.8 L GAS
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Buick Heater Control Part Number: 9356104
Product Specifications
- Other Name: Control Assembly, Heater & A/C; Climate Control Module; Blower Control Switch; Dash Control Unit; Control, Heater And A/C Control
- Replaces: 16217354
Fits the following Buick Models:
- Regal | 1997-2000 | 25th Anniversary Edition, GS, GSE, LS, LSE | 6 Cyl 3.8 L GAS

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Buick A/C Switch

Choose OEM A/C Switch, 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 ChevyPartsGiant.com, you'll find it easy to get top-quality OEM Buick A/C Switch. 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 A/C Switch Parts and Q&A

Heater Control, Rear
15887057
Q: How to replace the A/C Switch for the heater and air conditioning control on Buick LaCrosse?
A:
Begin by removing the heater and air conditioning control by removing the instrument panel lower trim plate. Then, remove the HVAC control assembly mounting screws while remembering that retaining clips hold HVAC control assembly in. Pull the back of the HVAC control assembly out of the instrument panel and pull the electrical connectors from the assembly before removing it from your car. The components are perpendicular and have connectors. For installation, the key should be on the off when fit with the electrical connectors to the HVAC control assembly. Mount the HVAC control assembly and fix it using the mounting screws by tightening them to 2 N.m (18 lb in). Finally, refit the instrument panel lower trim plate. Avoiding tweaking any controls that are on the HVAC control assembly makes during the calibration will prevent improper functioning of the HVAC. Start the engine and run 1 minute to complete the process.
Heater Control
19329969
Q: How to replace the A/C Switch Control Assembly (CJ2) on Buick Regal?
A:
Before beginning the control assembly (CJ2) replacement you must disconnect the negative Battery Cable. The instrument panel accessory trim plate and front floor console need to be unbolted from the vehicle if they are present. The hvac control assembly removal process begins with removing the bolts that hold it into position followed by disconnecting its electrical connector before extracting the assembly. During installation the electrical connector must be connected before adding the hvac control assembly while using the fastener notice in service precautions. Mount the hvac control assembly into place then install the bolts while applying torque to 2 n.m (18 lb in). Reinstall the front floor console when present and both the instrument panel accessory trim plate before restoring the negative Battery Cable connection.