How to replace the A/C Switch in the HVAC Control Assembly on Chevrolet Express 3500?

To replace the A/C Switch, start by removing the Instrument Cluster trim plate and the retaining screw of the control head from the left edge. Turn the control head and try to unlatch the tab from the right side and pull it out as far as possible to access the vacuum and electrical connectors. Remove the electrical and vacuum connectors. Connect the connectors, starting with the vacuum then the electrical ones. Turn the tab on the right side of the control head into alignment with the slot in the instrument panel then pivot the control head into position. Mount the retaining screw into the left edge of the control head and tighten it to 4 n.m (35 lb in) and then reinstall the Instrument Cluster trim.

OEM Chevrolet Express 3500 A/C Switch

Air Conditioning Switch

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23 A/C Switches found

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Chevrolet Express 3500 Heater Control
Part Number: 84563969
$125.25 MSRP: $233.72
You Save: $108.47 (47%)
ADD TO CART
Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Heater & A/C Control; Control, A/C Instrument Panel; Control, Heater Control
- Replaces: 15773675, 23283463, 25857579, 20765839
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2024 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
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Chevrolet Express 3500 Heater Control
Part Number: 84793086
$115.36 MSRP: $237.08
You Save: $121.72 (52%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Control Assembly-Heater & A/C; Dash Control Unit; Dash Unit Control; Control, A/C Instrument Panel
- Replaces: 23283454, 15773676, 84555662
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2024 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
View related parts
Chevrolet Express 3500 Heater Control
Part Number: 84563968
$97.39 MSRP: $200.16
You Save: $102.77 (52%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Control, Air Conditioner Instrument Panel; Climate Control Module; Heater & A/C Control; Control, A/C Instrument Panel; Control, Heater Control
- Replaces: 15773674, 25960280, 23283464, 25857571
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2024 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
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Chevrolet Express 3500 Dash Control Unit
Part Number: 84793088
$149.53 MSRP: $299.22
You Save: $149.69 (51%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Control Assembly-Heater & A/C; Dash Unit Control; Control, A/C Instrument Panel
- Replaces: 22738891, 15773679, 84106609, 23283457, 84555664, 84288986
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2023 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
View related parts
Chevrolet Express 3500 Heater Control
Part Number: 84793089
$136.78 MSRP: $273.68
You Save: $136.90 (51%)
ADD TO CART
Product Specifications
- Other Name: Control Assembly-Heater & A/C; Dash Control Unit; Dash Unit Control; Control, A/C Instrument Panel
- Replaces: 15773677, 23283456, 84288987, 84106608, 84555665, 22738890
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2024 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
View related parts
Chevrolet Express 3500 Control Switch
Part Number: 15860944
$68.92 MSRP: $100.34
You Save: $31.42 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Switch Assembly-Auxiliary Blower; Blower Control Switch; Blower Motor Switch; Switch; Switch, A/C Electric Temperature And Motor Control
- Replaced by: 86516210
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2024 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
View related parts
Chevrolet Express 3500 Heater Control
Part Number: 84793087
$165.83 MSRP: $331.80
You Save: $165.97 (51%)
ADD TO CART
Product Specifications
- Other Name: Control Assembly-Heater & A/C; Climate Control Module; Blower Control Switch; HVAC Control Module; Dash Control Unit; Dash Unit Control; Control, A/C Instrument Panel
- Replaces: 15773678, 23283455, 84288985, 84555663, 84106610
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2024 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
View related parts
Chevrolet Express 3500 Heater Control
Part Number: 16238475
Product Specifications
- Other Name: Control Assembly-Heater & A/C; Climate Control Module; Blower Control Switch; Dash Unit Control; Control, A/C Instrument Panel
- Replaces: 16201065
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2000 Chevrolet Express 3500 | Base, LS | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
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Chevrolet Express 3500 Heater & A/C Control, Dark Gray
Part Number: 9375765
Product Specifications
- Other Name: Control Assembly-Auxiliary Heater & A/C *Very Dark Gray; Climate Control Module; Control, A/C Instrument Panel; Control, Heater Control
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2002 Chevrolet Express 3500 | Base, LS | 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 8.1 L GAS
View related parts
Chevrolet Express 3500 Heater Control
Part Number: 15858580
Product Specifications
- Other Name: Control Assembly, Heater; Climate Control Module; Blower Control Switch; Dash Unit Control; Control, Heater Control
- Replaces: 09375805, 25753625, 9375805
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2007 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
View related parts
Chevrolet Express 3500 Heater Control
Part Number: 15858577
Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Blower Control Switch; Dash Unit Control; Control, A/C Instrument Panel
- Replaces: 25753630, 9375825, 09375825
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2007 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
View related parts
Chevrolet Express 3500 Dash Unit Control
Part Number: 15858578
Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Control, A/C Instrument Panel
- Replaces: 09375795, 25753629, 9375795
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2007 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
View related parts
Chevrolet Express 3500 Heater Control
Part Number: 15130958
Product Specifications
- Other Name: Control Assembly-Heater & A/C; Climate Control Module; Blower Control Switch; Dash Control Unit; Dash Unit Control; Control, A/C Instrument Panel
- Replaces: 16238435
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2000 Chevrolet Express 3500 | Base, LS | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
Chevrolet Express 3500 Heater Control
Part Number: 15858579
Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Blower Control Switch; Dash Unit Control; Control, A/C Instrument Panel
- Replaces: 09375785, 25753628, 9375785
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2007 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
View related parts
Chevrolet Express 3500 Heater & A/C Control
Part Number: 9376055
Product Specifications
- Other Name: Control Assembly-Auxiliary Heater & A/C *Marked Print; Climate Control Module; Control, A/C Instrument Panel
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2000 Chevrolet Express 3500 | Base, LS | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
Chevrolet Express 3500 Blower Motor Switch
Part Number: 16202941
Product Specifications
- Other Name: Switch, Air Conditioner Electric Temperature And Motor Control; Climate Control Module; Blower Control Switch; Switch, A/C Electric Temperature And Motor Control; Switch, Heater Control
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2000 Chevrolet Express 3500 | Base, LS | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
Chevrolet Express 3500 Blower Motor Switch
Part Number: 15047593
Product Specifications
- Other Name: Switch, Heater Control; Climate Control Module; Blower Control Switch; Switch
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2002 Chevrolet Express 3500 | Base, LS | 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 8.1 L GAS
View related parts
Chevrolet Express 3500 Control Switch
Part Number: 25733037
Product Specifications
- Other Name: Control Assembly-Auxiliary Blower; Switch; Control, A/C Instrument Panel
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2008 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
View related parts
Chevrolet Express 3500 Blower Motor Switch
Part Number: 15687027
Product Specifications
- Other Name: Switch Assembly-Auxiliary Heater; Climate Control Module; Blower Control Switch; Switch; Switch, Heater Control
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2000 Chevrolet Express 3500 | Base, LS | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
Chevrolet Express 3500 Temperature Control
Part Number: 16181185
Product Specifications
- Other Name: Control, Auxiliary Heater & A/C; Climate Control Module; Control Unit; Heater & A/C Control; Control, A/C Instrument Panel; Control, Heater Control
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2000 Chevrolet Express 3500 | Base, LS | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS

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Chevrolet Express 3500 A/C Switch

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Chevrolet Express 3500 A/C Switch Parts Questions & Experts Answers

Heater Control
15858580
Q: How to replace the A/C Switch in the HVAC Control Assembly on Chevrolet Express 3500?
A: To replace the A/C Switch, start by removing the Instrument Cluster trim plate and the retaining screw of the control head from the left edge. Turn the control head and try to unlatch the tab from the right side and pull it out as far as possible to access the vacuum and electrical connectors. Remove the electrical and vacuum connectors. Connect the connectors, starting with the vacuum then the electrical ones. Turn the tab on the right side of the control head into alignment with the slot in the instrument panel then pivot the control head into position. Mount the retaining screw into the left edge of the control head and tighten it to 4 n.m (35 lb in) and then reinstall the Instrument Cluster trim.