How to replace the HVAC control module - auxiliary on Chevrolet Trailblazer?

Stability is key when using a flat bladed tool to pry out the top of the hvac control-auxiliary. Pull the hvac control-auxiliary out from the Center Console/seat and disconnect the electrical connector afterward. First install the new hvac control-auxiliary into the console bottom while connecting its electrical connector before placing it into the proper location. You must push the top of the hvac control-auxiliary into its installation point in the console/seat to complete the proper setup. Find program and setup information in the appropriate references.

What are the programming and setup procedures required for the HVAC control module during service on Chevrolet Trailblazer?

Service operations need programming and setup routines for the HVAC control module specifically to service components that get replaced or reprogrammed. The replacement of an HVAC control module triggers automatic actuator re-calibration so additional procedures become unnecessary. The HVAC control module requires reprogramming only under direction from approved service procedures and service bulletins that use the Service Programming System (SPS). Actuator replacement requires running both Re-Calibrating Actuators (Primary) and Re-Calibrating Actuators (Auxiliary HVAC) procedures found in HVAC Systems - Manual and Automatic.

OEM Chevrolet Trailblazer HVAC Control Module

Heater Control Assembly

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5 HVAC Control Modules found

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Chevrolet Trailblazer Control Module Part Number: 19260762
$79.78 MSRP: $163.98
You Save: $84.20 (52%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Module, Air Conditioner (Complete); Blower Motor Resistor; Module; Resistor; Module, Auxiliary Heater; Module, Heater Control
- Replaces: 52495874, 93803635, 89019351, 52497491, 89018964, 89018849, 89018778, 93803636
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2009 Chevrolet Trailblazer | Base, LS, LT, North Face, SS | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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Chevrolet Trailblazer Control Module Part Number: 85137500
$72.68 MSRP: $129.78
You Save: $57.10 (44%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Control Assembly-Heater & A/C Remote; Controller; Control, Heater And A/C Control
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023-2024 Chevrolet Trailblazer | ACTIV, LS, LT, RS | 3 Cyl 1.2 L GAS, 3 Cyl 1.3 L GAS
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Chevrolet Trailblazer Control Module Part Number: 42761444
$46.79 MSRP: $83.56
You Save: $36.77 (44%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Module Assembly-Blower Motor Control; Module, A/C Electric Temperature And Motor Control
- Replaces: 42643755
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2024 Chevrolet Trailblazer | ACTIV, L, LS, LT, RS | 3 Cyl 1.2 L GAS, 3 Cyl 1.3 L GAS
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Chevrolet Trailblazer Control Module Part Number: 88892976
Product Specifications
- Other Name: Module, Blower Motor Control; Module; Module, A/C Electric Temperature And Motor Control
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2007 Chevrolet Trailblazer | LS, LT, LTZ, North Face, SS | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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Chevrolet Trailblazer Control Module Part Number: 52494707
Product Specifications
- Other Name: Module, Blower Motor Control; Module, A/C Electric Temperature And Motor Control
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2004 Chevrolet Trailblazer | LS, LT, LTZ, North Face | 6 Cyl 4.2 L GAS

Chevrolet Trailblazer HVAC Control Module

Want to cut long-term maintenance and repair costs? Choose OEM HVAC Control Module. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Chevrolet Trailblazer parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Chevrolet Trailblazer HVAC Control Module includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

Chevrolet Trailblazer HVAC Control Module is an essential part, which signifies the company's rousing and efficacious representation to the climate control technologies. This particular module is the operational control vessel of the Chevrolet Trailblazer's heating and cooling mechanisms for the climate of the car's interior. The simple user interface made up of buttons, dials and knobs enable drivers to easily control their comfort. The Chevrolet Trailblazer HVAC Control Module interfaces with multuple switches, relays and power modules to increase the functionality of the vehicles climate control portions. For example, temperature control automated within the specific module is used to vary the blower motor's speed in relation to current temperature sensor measurements, enabling accurate control of the climate. The utility increases with the compatibility with different models of the Chevrolet Trailblazer, starting with the first generation of 2001 and going up to the newest Trailblazer crossover launched in 2021, to ensure the sustenance of the vehicle parameters and safety. Chevrolet Trailblazer HVAC Control Module not only covers problems with vagueness of labels and failure of the control but also has extra facilities Step by step instructions. Now, it has progressed in generations, pointing to Chevrolet's desire to improve the brand, and that makes the Trailblazer the standout among the automakers. This Chevrolet Trailblazer HVAC Control Module Category is very important as it combines practicality, performance and features to help you enjoy driving because safety and comfort should always go together.

Chevrolet Trailblazer HVAC Control Module Parts and Q&A

Control Module
19260762
Q: How to replace the HVAC control module - auxiliary on Chevrolet Trailblazer?
A:
Stability is key when using a flat bladed tool to pry out the top of the hvac control-auxiliary. Pull the hvac control-auxiliary out from the Center Console/seat and disconnect the electrical connector afterward. First install the new hvac control-auxiliary into the console bottom while connecting its electrical connector before placing it into the proper location. You must push the top of the hvac control-auxiliary into its installation point in the console/seat to complete the proper setup. Find program and setup information in the appropriate references.
Control Module
88892976
Q: What are the programming and setup procedures required for the HVAC control module during service on Chevrolet Trailblazer?
A:
Service operations need programming and setup routines for the HVAC control module specifically to service components that get replaced or reprogrammed. The replacement of an HVAC control module triggers automatic actuator re-calibration so additional procedures become unnecessary. The HVAC control module requires reprogramming only under direction from approved service procedures and service bulletins that use the Service Programming System (SPS). Actuator replacement requires running both Re-Calibrating Actuators (Primary) and Re-Calibrating Actuators (Auxiliary HVAC) procedures found in HVAC Systems - Manual and Automatic.