How to replace the HVAC control module on Cadillac STS?

Pull the ashtray, and the radio is to replace the HVAC control module. Then, remove the HVAC control module retaining screws and disconnect electric connectors. Remove the HVAC control module and replace it with the new module then plug the electrical connectors. Make sure to comply with the fastener notice for proper fixation. Secure the H.V.A.C control module using the retaining screws to torque them to a 2 N.m (18 lb in). Lastly, re-install the radio and the ashtray. For programming and setup, refer to the control module references.

OEM Cadillac STS HVAC Control Module

Heater Control Assembly

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2 HVAC Control Modules found

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Cadillac STS Blower Motor Resistor Part Number: 84178783
$89.14 MSRP: $183.19
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Product Specifications
- Other Name: Module Assembly-Blower Motor Control; Control Module; Resistor
- Replaces: 13503201, 13598134, 13598091, 15141283, 13598090, 13501703, 22811003
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2011 Cadillac STS | Base, Platinum, V | 6 Cyl 3.6 L GAS, 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
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Cadillac STS Control Module Part Number: 25740415
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:
- 2005-2007 Cadillac STS | Base, V | 6 Cyl 3.6 L GAS, 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS

Cadillac STS HVAC Control Module

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The HVAC Control Module is about Cadillac's STS and it is an essential part of the climate control system of Cadillac STS vehicles famous for their effectiveness and reliability. This module, placed in the dashboard to be introduced in the current model, corresponds to the command center for heating and cooling processes of a cabin that would maintain right temperatures irrespective of weather outside. This HVAC Control Module contains some brilliant buttons, dials, and knobs so that the driver can control the climate of this vehicle. The compatibility of the Compuware tool with different Cadillac STS models is also a plus for it because it harnesses the Cadillac STS system builds. The HVAC Control Module in the latest model has more enhanced automatic temperature control that sends signals to the blower motor for the right speed in relation to real-time temperature, thus the advancement in climate control. This not only makes traveling comfortable but is also beneficial to the safety of the vehicle especially when driving in icy or snowy conditions as the field of vision is not obscured by the windshield as it is in other vehicles. Also, the HVAC Control Module is aimed to fit such problems like the faded labels and malfunctioning controls and has very good durability. Hence, the HVAC Control Module enjoys success in the automotive market due to its efficiency and user features coupled with its highly determinded construction providing the Cadillac STS model with luxurious and performance features of a sedan.

Cadillac STS HVAC Control Module Parts Questions & Experts Answers

Blower Motor Resistor
84178783
Q: How to replace the HVAC control module on Cadillac STS?
A:
Pull the ashtray, and the radio is to replace the HVAC control module. Then, remove the HVAC control module retaining screws and disconnect electric connectors. Remove the HVAC control module and replace it with the new module then plug the electrical connectors. Make sure to comply with the fastener notice for proper fixation. Secure the H.V.A.C control module using the retaining screws to torque them to a 2 N.m (18 lb in). Lastly, re-install the radio and the ashtray. For programming and setup, refer to the control module references.