How to replace the A/C Switch control module on Buick Terraza?

Begin by removing the instrument panel accessory trim plate before extracting the HVAC Control Module bolts/screws. Next, pull the HVAC Control Module straight out from the i/p and detach its electrical connectors. Extraction of the HVAC Control Module through the i/p opening enables connection removal of its electrical connectors. Installation requires the connection of electrical connectors to the HVAC Control Module followed by fitting the module into the i/p opening until securing it with bolts/screws then applying 2.5 n.m (22 lb in) of torque. Put back the i/p accessory trim plate before engaging actuator calibration.

OEM Buick Terraza A/C Switch

Air Conditioning Switch

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5 A/C Switches found

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Buick Terraza Heater Control Part Number: 25783283
$348.67 MSRP: $842.90
You Save: $494.23 (59%)
Ships in 1-2 Business Days
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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 Control
- Replaces: 15882297, 15826007, 15816511
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Buick Terraza | 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 Terraza 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
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2006 Buick Terraza | CX, CXL | 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L GAS
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Buick Terraza Heater Control Part Number: 25783275
$425.72 MSRP: $770.54
You Save: $344.82 (45%)
Ships in 1-2 Business Days
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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 Control
- Replaces: 15938410
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Buick Terraza | 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 Terraza Heater Control Part Number: 25783273
$348.64 MSRP: $631.02
You Save: $282.38 (45%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Blower Control Switch; Dash Control Unit; Control, Heater Control
- Replaces: 15938408, 15882287
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 Buick Terraza | CX, CXL | 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
View related parts
Buick Terraza Heater Control Part Number: 25783284
Product Specifications
- Other Name: Control, Heater And Air Conditioner Control; Climate Control Module; Blower Control Switch; Dash Control Unit; Control, Heater Control
- Replaces: 15826008, 15882298
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Buick Terraza | CX, CXL | 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS

Buick Terraza A/C Switch

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Buick Terraza A/C Switch Parts Questions & Experts Answers

Heater Control
25783275
Q: How to replace the A/C Switch control module on Buick Terraza?
A:
Begin by removing the instrument panel accessory trim plate before extracting the HVAC Control Module bolts/screws. Next, pull the HVAC Control Module straight out from the i/p and detach its electrical connectors. Extraction of the HVAC Control Module through the i/p opening enables connection removal of its electrical connectors. Installation requires the connection of electrical connectors to the HVAC Control Module followed by fitting the module into the i/p opening until securing it with bolts/screws then applying 2.5 n.m (22 lb in) of torque. Put back the i/p accessory trim plate before engaging actuator calibration.