A/C Power Modules

Replacement Parts > HVAC > Control Modules

A/C Power Modules

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Important: To get started, select your vehicle on the left and then use the filters to narrow your options.

What is an A/C power module?

An A/C power module, also known as an A/C control module or climate control module, is an electronic component that manages and controls the operation of your vehicle's air conditioning system. It receives input from various sensors and switches, and uses this information to regulate the A/C compressor, blower motor, and other components to maintain the desired cabin temperature.

What are the symptoms of a failing A/C power module?

Symptoms of a failing A/C power module include:

  • Erratic or non-functional A/C system
  • Blower motor issues, such as not working or only working on certain speeds
  • Inconsistent or incorrect cabin temperature
  • Illuminated warning lights on the dashboard

Are A/C power modules specific to certain vehicle makes and models?

A/C power modules are typically specific to certain vehicle makes, models, and years. It is essential to select the correct A/C power module compatible with your vehicle to ensure proper fit and function. Check your vehicle's owner's manual or contact the manufacturer for compatibility information.

How do I replace an A/C power module?

Replacing an A/C power module can be a complex process and may require specialized tools and knowledge of your vehicle's HVAC system. The general steps for replacement are:

  1. Disconnect the battery
  2. Locate the A/C power module, typically found behind the dashboard or in the engine compartment
  3. Disconnect the electrical connectors and remove any mounting screws or clips
  4. Remove the old A/C power module and install the new one
  5. Reconnect the electrical connectors and secure the module with mounting screws or clips
  6. Reconnect the battery and test the A/C system for proper operation


If you are not comfortable with this process, it's best to have a professional mechanic perform the replacement.

How much do A/C power modules cost?

The cost of A/C power modules can vary depending on the brand, vehicle compatibility, and features. Prices can range from $50 to over $300. Be sure to research and compare prices to find the best option for your budget and vehicle.

How do I maintain my A/C power module for optimal performance and longevity?

To maintain your A/C power module and ensure its longevity, follow these tips:

  • Perform regular maintenance on your vehicle's A/C system, including checking and replacing the cabin air filter and refrigerant
  • Keep the A/C system clean and free of debris
  • Address any A/C system issues promptly to prevent further damage to the power module or other components

Can a failing A/C power module cause other issues in my vehicle?

A failing A/C power module can lead to poor performance or non-functioning of your vehicle's air conditioning system, which may result in an uncomfortable cabin temperature. Additionally, a malfunctioning A/C power module can cause strain on other HVAC components, potentially leading to further damage or decreased efficiency.