How to Remove and Install an A/C Switch on Buick Regal?

Disconnect the negative battery cable, remove the hush panel, instrument panel trim plate, and A/C switch attaching screws, then pull the A/C switch out. Unplug the electrical and vacuum connectors at the back of the A/C switch and disconnect the temperature control cable. Position the A/C switch near the mounting location, engage the electrical and vacuum connectors and cables to the back of the A/C switch, connect the temperature control cable, install the A/C switch and attaching screws, instrument panel trim plate, and hush panel, then connect the negative battery cable and tighten the cable bolt to 11 ft. lbs. (15 Nm). Finally, reset the radio, clock and any other applicable electronic devices.

Genuine Buick A/C Switch

Air Conditioning Switch

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287 A/C Switches found

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Buick Auxiliary Heater & Air Conditioner Control Assembly
Part Number: 15109353
$122.25 MSRP: $363.39
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Product Specifications
- Other Name: Control Assembly, Auxiliary Heater & A/C
Fits the following Buick Models:
- Enclave | 2008-2017 | SPORT UTILITY VEHICLE 2WD, SPORT UTILITY VEHICLE 4WD, SPORT UTILITY VEHICLE AWD | 6 Cyl 3.6L
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Buick Heater & Air Conditioner Control Assembly
Part Number: 25690875
$87.10 MSRP: $179.76
You Save: $92.66 (52%)
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Product Specifications
- Other Name: Control Assembly, Heater & A/C; Dash Control Unit, Heater Control
- Replaces: 25629898
Fits the following Buick Models:
- Park Avenue | 1997-2005 | PARK AVENUE, ULTRA | 6 Cyl 3.8L
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Buick Heater & Air Conditioner Control Assembly Remote
Part Number: 13516018
$118.30 MSRP: $244.16
You Save: $125.86 (52%)
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Product Specifications
- Other Name: Control Assembly, Heater & A/C Remote; Controller
- Replaces: 13590818, 13591963, 13593357, 13598193
Fits the following Buick Models:
- Allure | 2014-2015 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN | 4 Cyl 2.4L, 6 Cyl 3.6L
- LaCrosse | 2014-2016 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN | 4 Cyl 2.4L, 6 Cyl 3.6L
- Regal | 2014 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN | 4 Cyl 2.0L, 4 Cyl 2.4L
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Buick Heater & Air Conditioner Control Assembly Remote
Part Number: 13586422
$124.10 MSRP: $234.16
You Save: $110.06 (47%)
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Product Specifications
- Other Name: Control,Heater & A/C Remote; Heater Control
- Replaces: 13504769, 13574818, 13582898, 13579635, 13586419, 13504767, 13505741, 13505743, 13505750, 13505742, 13582895, 13574822
Fits the following Buick Models:
- Allure | 2010-2011 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN, SPS 4 DOOR SEDAN | 4 Cyl 2.4L, 6 Cyl 3.0L, 6 Cyl 3.6L
- LaCrosse | 2010-2011 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN, SPS 4 DOOR SEDAN | 4 Cyl 2.4L, 6 Cyl 3.0L, 6 Cyl 3.6L
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Buick Fan Switch Assembly
Part Number: 16032480
$8.58 MSRP: $16.08
You Save: $7.50 (47%)
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Product Specifications
- Other Name: Switch Asm,Fan; Blower Motor Switch, Resistor
Fits the following Buick Models:
- Estate Wagon | 1985-1988 | CUSTOM 2 DOOR, CUSTOM 4 DOOR, ELECTRA ESTATE WAGON, ESTATE WAGON, LIMITED 2 DOOR COLLECT SP EDIT, LIMITED 4 DOOR COLLECT SP EDIT | 6 Cyl 3.8L, 8 Cyl 5.0L, 8 Cyl 5.7L Diesel
- Lesabre | 1988, 1985 | CUSTOM 2 DOOR, CUSTOM 4 DOOR, ELECTRA ESTATE WAGON, ESTATE WAGON, LIMITED 2 DOOR COLLECT SP EDIT, LIMITED 4 DOOR COLLECT SP EDIT | 6 Cyl 3.8L, 8 Cyl 5.0L, 8 Cyl 5.7L Diesel
- Skyhawk | 1984-1989 | 2 DOOR, 4 DOOR, CUSTOM 2 DOOR, CUSTOM 2 DOOR NOTCHBACK, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR, LIMITED WAGON, SPORT 2 DOOR, STATION WAGON, T-TYPE 2 DOOR | 4 Cyl 1.8L, 4 Cyl 2.0L
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Buick Applique Heater & Air Conditioner Control
Part Number: 23467328
$106.26 MSRP: $315.89
You Save: $209.63 (67%)
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Product Specifications
- Other Name: Control Asm,Auxiliary Heater & A/C
- Replaced by: 86527166
Fits the following Buick Models:
- Envision | 2016-2020 | 4 DOOR PREMIUM, 4 DOOR PREMIUM 2, 4 DOOR UPLEVEL | 4 Cyl 2.0L, 4 Cyl 2.5L
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Buick Heater & Air Conditioner Control Assembly Remote User Interface *Jet Black
Part Number: 39082905
$119.62 MSRP: $225.70
You Save: $106.08 (47%)
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Product Specifications
- Other Name: Control Assembly, Heater & A/C User Interface *Jet Black; Dash Control Unit
Fits the following Buick Models:
- Encore | 2017-2019 | CX 4 DOOR SPORT UTILITY | 4 Cyl 1.4L
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Buick Heater & Air Conditioner Control Assembly Remote*Hvac Box
Part Number: 13591314
$158.95 MSRP: $328.09
You Save: $169.14 (52%)
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Product Specifications
- Other Name: Control,Heater & A/C Remote*Hvac Box; Controller, Heater Control
- Replaces: 13591315, 13588954, 13587633, 13583304, 13589913, 13586360, 13585644, 13587632, 13577813, 13583317, 13586359, 13585880, 13584350, 13588953
Fits the following Buick Models:
- Allure | 2012-2013 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN | 4 Cyl 2.4L, 6 Cyl 3.6L
- LaCrosse | 2012-2013 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN | 4 Cyl 2.4L, 6 Cyl 3.6L
- Regal | 2012-2013 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN | 4 Cyl 2.0L, 4 Cyl 2.4L
- Verano | 2012-2017 | CX 4 DOOR NOTCHBACK, CXL 4 DOOR NOTCHBACK | 4 Cyl 2.0L, 4 Cyl 2.4L
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Buick Heater & Air Conditioner Control Assembly Remote<See Guide/Conta
Part Number: 13584738
$160.34 MSRP: $328.09
You Save: $167.75 (52%)
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Product Specifications
- Other Name: Control Assembly, Heater & A/C Remote
- Replaced by: 13591314
Fits the following Buick Models:
- Regal | 2012 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN | 4 Cyl 2.0L, 4 Cyl 2.4L
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Buick Heater & Air Conditioner Control Assembly Remote
Part Number: 13591310
$78.43 MSRP: $233.19
You Save: $154.76 (67%)
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Product Specifications
- Other Name: Control,Heater & A/C Remote; Dash Control Unit, Heater Control
- Replaces: 13583319, 13596693, 13585882, 13591316, 13583307, 13584737, 22743880, 22797923, 22976614, 13583302, 13585639, 13587628, 13588010, 13589910, 13589908, 13577814, 13584741, 13585878, 13589909, 13596694, 13586345, 13583315
Fits the following Buick Models:
- Allure | 2012 | CX 4 DOOR SEDAN | 4 Cyl 2.4L, 6 Cyl 3.6L
- LaCrosse | 2012 | CX 4 DOOR SEDAN | 4 Cyl 2.4L, 6 Cyl 3.6L
- Regal | 2012-2013 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN | 4 Cyl 2.0L, 4 Cyl 2.4L
- Verano | 2012-2016 | CX 4 DOOR NOTCHBACK | 4 Cyl 2.0L, 4 Cyl 2.4L
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Buick Heater & Air Conditioner Control Assembly Remote
Part Number: 84422041
$37.38 MSRP: $70.52
You Save: $33.14 (47%)
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Product Specifications
- Other Name: Control Assembly, Htr & A/C Rem
- Replaced by: 85137510
Fits the following Buick Models:
- Enclave | 2020 | BASE EXTENDED 4 DOOR SUV, PREMIUM 1 EXTENDED 4 DOOR SUV, PREMIUM 2 EXTENDED 4 DOOR SUV | 6 Cyl 3.6L
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Buick Heater & Air Conditioner Control Assembly *Jet Black T
Part Number: 39081561
$114.10 MSRP: $235.50
You Save: $121.40 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Control Assembly, Heater & A/C *Jet Black T; Dash Control Unit, Heater Control
Fits the following Buick Models:
- Encore | 2017-2022 | CX 4 DOOR SPORT UTILITY | 4 Cyl 1.4L
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Buick Heater & Air Conditioner Control Assembly Remote
Part Number: 13589914
$121.64 MSRP: $251.05
You Save: $129.41 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Control Assembly, Heater & A/C Remote; Controller, Dash Control Unit, Heater Control
- Replaces: 13584351, 13587634, 13585645, 13588955
Fits the following Buick Models:
- Regal | 2013 | CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN | 4 Cyl 2.0L, 4 Cyl 2.4L
- Verano | 2013 | CX 4 DOOR NOTCHBACK | 4 Cyl 2.0L, 4 Cyl 2.4L
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Buick Auxiliary Heater & Air Conditioner Control Assembly (W/O Seat Heater)
Part Number: 23467327
$167.28 MSRP: $315.62
You Save: $148.34 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Control Assembly, Auxiliary Heater & A/C (W/O Seat Heater)
- Replaced by: 86527165
Fits the following Buick Models:
- Envision | 2016-2020 | 4 DOOR PREMIUM, 4 DOOR PREMIUM 2, 4 DOOR UPLEVEL | 4 Cyl 2.0L, 4 Cyl 2.5L
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Buick Heater & Air Conditioner Control Assembly Remote
Part Number: 13586425
$140.84 MSRP: $290.68
You Save: $149.84 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Control,Heater & A/C Remote; Heater Control
- Replaces: 13581014, 13581015, 13504768, 13505740, 13574817, 13582901, 13505739, 13582900, 13504781, 13574816, 13505737, 13504778
Fits the following Buick Models:
- Allure | 2010-2011 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN, SPS 4 DOOR SEDAN | 4 Cyl 2.4L, 6 Cyl 3.0L, 6 Cyl 3.6L
- LaCrosse | 2010-2011 | CX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN, SPS 4 DOOR SEDAN | 4 Cyl 2.4L, 6 Cyl 3.0L, 6 Cyl 3.6L
- Regal | 2011 | CXL 4 DOOR SEDAN, CXL TURBO 4 DOOR SEDAN | 4 Cyl 2.0L, 4 Cyl 2.4L
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Buick Heater And Air Conditioner Control Blower Switch Knob
Part Number: 16189580
$29.72 MSRP: $55.70
You Save: $25.98 (47%)
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Product Specifications
- Other Name: Knob,Heater & A/C Control Blower Switch
- Replaces: 16190017
Fits the following Buick Models:
- Skylark | 1992-1995 | 2 DOOR, 4 DOOR, CUSTOM 2 DOOR, CUSTOM 4 DOOR, GRAN SPORT 2 DOOR, GRAN SPORT 4 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR | 4 Cyl 2.3L, 6 Cyl 3.1L, 6 Cyl 3.3L
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Buick Heater Control Assembly
Part Number: 25783283
$347.11 MSRP: $842.90
You Save: $495.79 (59%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Control Assembly, Heater; Dash Control Unit, Heater Control
- Replaces: 15882297, 15826007, 15816511
Fits the following Buick Models:
- Terraza | 2005-2007 | CROSSOVER SPORT VAN EXTENDED, CROSSOVER SPORT VAN EXTENDED AWD | 6 Cyl 3.5L, 6 Cyl 3.9L, 6 Cyl 3.9L Flex
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Buick Heater And Air Conditioner Control Blower Switch Knob *Gray
Part Number: 16204959
Product Specifications
- Other Name: Knob,Heater & A/C Control Blower Switch *Gray
Fits the following Buick Models:
- Skylark | 1997-1998 | 2 DOOR, 4 DOOR | 4 Cyl 2.4L, 6 Cyl 3.1L
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Buick Programmer Assembly, Heater & A/C
Part Number: 9353514
Product Specifications
- Other Name: PROGRAMMER, A/C Electric Temperature and Motor Control; AC Programmer
Fits the following Buick Models:
- Park Avenue | 1997-2005 | PARK AVENUE, ULTRA | 6 Cyl 3.8L
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Buick Heater And Air Conditioner Control Blower Switch Knob
Part Number: 12227670
Product Specifications
- Other Name: Knob,Heater & A/C Control Blower Switch
- Replaces: 09369570, 9369570
Fits the following Buick Models:
- Rainier | 2004-2007 | 4 DOOR | 6 Cyl 4.2L, 8 Cyl 5.3L

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Buick A/C Switch

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Buick A/C Switch Parts Questions & Experts Answers

Heater & Air Conditioner Control Assembly
16034664
Q: How to Remove and Install an A/C Switch on Buick Regal?
A: Disconnect the negative battery cable, remove the hush panel, instrument panel trim plate, and A/C switch attaching screws, then pull the A/C switch out. Unplug the electrical and vacuum connectors at the back of the A/C switch and disconnect the temperature control cable. Position the A/C switch near the mounting location, engage the electrical and vacuum connectors and cables to the back of the A/C switch, connect the temperature control cable, install the A/C switch and attaching screws, instrument panel trim plate, and hush panel, then connect the negative battery cable and tighten the cable bolt to 11 ft. lbs. (15 Nm). Finally, reset the radio, clock and any other applicable electronic devices.