1. Cadillac AC & Heater Controls For Sale
  2. sku: 3888602579542853
  3. DORMAN 66AZ675

DORMAN 66AZ675 Hvac Control Module

fits model: Escalade, Ext. make: Cadillac. year: 2005–2006.

66az675 Dorman Hvac Control Module For 2005-2006 Cadillac Escalade Ext

( Brand: Dorman ), ( Manufacturer Part Number: 66AZ675 ), ( Part Type: Hvac Control Module ), ( Manufacturer Warranty: 1 Year ), ( Placement On Vehicle: Front Rear ), ( Notes: W/automatic Air Conditioning Controls; W/rear Window Defogger; Re ), ( Cs-sku: 328 )

Review DORMAN Hvac Control Module Cadillac fits ESCALADE EXT 2005–2006

The Dorman 66az675 HVAC Control Module is a crucial component for the heating, ventilation, and air conditioning system in certain 2005 and 2006 Cadillac Escalade models. This control module is specifically designed to replace the original equipment manufacturer (OEM) part and is engineered to restore the performance and functionality of your vehicle's climate control system.

The HVAC Control Module is responsible for managing various temperature and fan functions in your vehicle's cabin. It communicates with other climate control components, such as the blower motor, temperature sensors, and the HVAC actuators. With the Dorman 66az675, you can expect reliable temperature control, optimal fan performance, and a comfortable driving experience.

The module is plug-and-play, meaning it can be easily installed without requiring any modifications to your vehicle's wiring harness. The connector pins are color-coded to match the OEM part for a straightforward installation process. Additionally, this control module is built to meet or exceed OEM specifications for durability and reliability.

The Dorman 66az675 HVAC Control Module is a high-quality replacement part designed to provide long-lasting performance and restore the functionality of your Cadillac Escalade's climate control system. By choosing this part, you can ensure a proper fit, excellent functionality, and a cost-effective solution for maintaining the comfort and comfortability of your vehicle.

The Dorman 66AZ675 HVAC control module is a potential solution for heating, ventilation, and air conditioning issues in 2005-2006 Cadillac Escalades. Here are some pros and cons to consider before making a purchase.

Pros:

1. OEM-equivalent functionality: The Dorman 66AZ675 is designed to replace the original control module, ensuring proper functioning of the HVAC system.

2. Cost-effective: Compared to dealership prices, aftermarket options like the Dorman 66AZ675 are generally more affordable.

3. Easy installation: DIYers can install the module themselves, saving on labor costs.

4. Availability: Aftermarket parts like the Dorman 66AZ675 are often more readily available than OEM parts, reducing potential downtime.

Cons:

1. Potential compatibility issues: Although the Dorman 66AZ675 is designed to fit most 2005-2006 Cadillac Escalades, there is a chance it may not work perfectly in every vehicle due to minor differences between vehicles.

2. Warranty: Aftermarket parts typically don't come with the same level of warranty coverage as OEM parts.

3. Quality concerns: Some buyers may have concerns about the quality of aftermarket parts compared to genuine OEM components.

Conclusion:

The Dorman 66AZ675 HVAC control module is a viable option for 2005-2006 Cadillac Escalade owners experiencing HVAC issues. Its cost-effectiveness, ease of installation, and OEM-equivalent functionality make it an attractive choice for many. However, potential compatibility issues, warranty concerns, and quality perceptions are factors that should be carefully considered before making a purchase.

Recommendation:

If you're confident in your mechanical abilities and comfortable with the potential risks, the Dorman 66AZ675 HVAC control module is a worthwhile consideration. Ensure you purchase it from a reputable supplier and follow the installation instructions carefully to maximize the chances of a successful repair. If you prefer the peace of mind that comes with OEM parts or have concerns about compatibility, it may be worth exploring other options, such as contacting a dealership or a professional mechanic.

Details:

Package Contents: 1 HVAC Control Module. Mounting Hardware Included: No. Mounting Type: Bolt On. Item Specifics Automatic Temperature Control: Yes.

Terminal Gender: Male. Programming required: Yes. Dorman parts are engineered to meet or exceed OEM standards, providing reliable performance, durability, and ease of installation. Terminal Type: Pin.

Terminal Quantity: 36. Instruction Manual Included: No. Warranty Coverage: 1 Year. Part Type: HVAC Control Module.

Reliable Performance: Engineered to meet or exceed OEM specifications for consistent operation and longevity.Durability: Manufactured using high-quality materials withstand the demands of everyday driving.Easy Installation: designed as direct-fit replacements, requiring minimal effort no special modifications.Wide Availability: Covers a broad range vehicle applications, making it easier find right part your car truck. Pin Count: 36. Housing Color: Black. Notes: w/Automatic Air Conditioning Controls; w/Rear Window Defogger; Remanufactured.

Connector Gender: Female.

part #: 66az675 price

  • $409.48

specifications cahecon:

  • for models: Escalade, Ext
  • for makes: Cadillac
  • for years: 2005-2006
  • brand: Dorman
  • mpn: 66az675
  • part type: Hvac Control Module
  • manufacturer warranty: 1 Year
  • placement on vehicle: Front Rear
  • notes: W/automatic Air Conditioning Controls; W/rear Window Defogger; Re
  • cs-sku: 328

general cahecon:

  • condition: New
  • Car Truck Parts Accessories > Air Conditioning Heating > HVAC Controls Control Units

seller cahecon:

  • city: Bronx, New York
  • # reviews: 138
  • rating: 99.3%

shipping cahecon:

  • transit: 4-10 Days
  • type: Fixed
  • class: Standard
  • cost: $0.00
  • service: Standard

payments cahecon:

  • credit card: Diners-club
  • wallet: Apple-pay
  • other

offer cahecon:

  • options: Ship-to-home
  • started: February 22, 2026
  • quantity: 1
  • sold: 0
  • availability: In Stock

returns cahecon:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days
for models: escalade, ext, for makes: cadillac, for years: 2005-2006, part type: hvac control module, manufacturer warranty: 1 year, placement on vehicle: front rear, notes: w/automatic air conditioning controls; w/rear window defogger; re, cs-sku: 328,
category: auto parts > car truck parts accessories > air conditioning heating > hvac controls control units, sku: 3888602579542853,
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