DORMAN 43LD450 Hvac Control Module Esv

( Brand: Dorman ), ( Manufacturer Part Number: 43LD450 ), ( Part Type: Hvac Control Module ), ( Manufacturer Warranty: 1 Year ), ( Placement On Vehicle: Front Rear ), ( Cs-sku: 328 )

Review DORMAN Hvac Control Module Cadillac Esv Direct Fit fits ESCALADE 2003–2006

The Dorman 43LD450 HVAC Control Module is specifically designed for the 2003-2006 Cadillac Escalade ESV models. This crucial automotive component is responsible for controlling the heating, ventilation, and air conditioning (HVAC) system in your vehicle.

The HVAC control module receives input from various sensors to determine the desired temperature and climate settings. It then sends signals to the climate control system to adjust the fan speed, temperature, and airflow accordingly. The module also monitors the system's status and can activate the defrost function when needed.

The Dorman 43LD450 is a direct OEM replacement part, meaning it has the same fit, function, and performance as the original equipment manufactured by Cadillac. This ensures a seamless integration into your vehicle's electrical system and maintains the vehicle's factory-like performance.

The module comes with a plug-and-play wiring harness, which simplifies the installation process. This harness connects to the old module and eliminates the need for any additional wiring or splicing. The new module can be installed in less than an hour by most DIY enthusiasts or professional technicians.

The Dorman 43LD450 HVAC Control Module is a high-quality, durable part that is designed to last. It is constructed using advanced materials and manufacturing techniques to ensure reliability and longevity. It also comes with a comprehensive 1-year warranty, providing peace of mind and protection against any manufacturing defects.

In conclusion, the Dorman 43LD450 HVAC Control Module is an essential upgrade for your 2003-2006 Cadillac Escalade ESV. It ensures optimal performance and reliability of your vehicle's climate control system while simplifying the installation process. With its OEM fit, plug-and-play wiring harness, and comprehensive warranty, this part is a smart investment for any Cadillac Escalade ESV owner.

The Dorman 43LD450 HVAC control module is a potential solution for heating and cooling issues in 2003-2006 Cadillac Escalade ESV vehicles. Here are some pros and cons that may help in making an informed decision about purchasing this part:

1. Direct Fit: This control module is designed specifically for 2003-2006 Cadillac Escalade ESV models, ensuring a perfect fit.

2. OEM-like Performance: The Dorman 43LD450 is engineered to deliver OEM-like performance, maintaining the vehicle's HVAC system functionality.

3. Cost-Effective: Compared to buying a new OEM part or having a shop repair the HVAC system, the Dorman control module offers a more affordable solution.

4. Easy Installation: Most customers report that the installation process is straightforward and can be completed in under an hour.

5. Includes New Connector: The Dorman 43LD450 comes with a new connector, eliminating the need for customers to purchase one separately.

1. Potential for Learning Curve: Although the installation process is generally straightforward, some customers may find the process of diagnosing and replacing the HVAC control module to be a learning experience.

2. May Need Additional Parts: In some instances, other parts (e.g., hoses, sensors) may need to be replaced in conjunction with the control module to ensure proper system functionality.

3. Potential for Compatibility Issues with Aftermarket Accessories: Customers who have added aftermarket accessories to their vehicle (e.g., remote start systems) may encounter compatibility issues with the new control module.

The Dorman 43LD450 HVAC control module can be an effective and affordable solution for heating and cooling issues in 2003-2006 Cadillac Escalade ESV vehicles. Its direct fit, OEM-like performance, and straightforward installation process make it a popular choice among consumers. However, potential compatibility issues with aftermarket accessories and the need for additional parts may be a concern for some customers.

If you are experiencing HVAC issues with your 2003-2006 Cadillac Escalade ESV and are comfortable with the installation process, the Dorman 43LD450 HVAC control module is a worthwhile consideration. Ensure that you have all necessary tools and any required additional parts before beginning the installation process. If you are unsure about the installation process or have aftermarket accessories on your vehicle, it may be best to consult a professional mechanic for assistance.

Details:

Item Specifics Automatic Temperature Control: Yes. Dorman parts are engineered to meet or exceed OEM standards, providing reliable performance, durability, and ease of installation. Terminal Type: Pin. Terminal Gender: Male.

Programming required: No. Package Contents: 1 HVAC Control Module. Mounting Type: Bolt On. Connector Gender: Female.

Part Type: HVAC Control Module. Notes: New; w/Automatic Air Conditioning Controls; Automatic Configuration Software; New. Housing Color: Black. Instruction Manual Included: Yes.

Mounting Hardware Included: No. Control Type: Automatic. Pin Count: 24 / 12. Connector Quantity: 2.

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. Warranty Coverage: 1 Year.

part #: 43ld450 price

• $307.21

specifications cahecon:

• for models: Escalade
• for makes: Cadillac
• for years: 2003-2006
• brand: Dorman
• mpn: 43ld450
• part type: Hvac Control Module
• manufacturer warranty: 1 Year
• placement on vehicle: Front Rear
• cs-sku: 328

shipping cahecon:

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

general cahecon:

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

offer cahecon:

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

seller cahecon:

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

payments cahecon:

• other
• credit card: Visa
• wallet: Google-pay

returns cahecon:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

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