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Item #:
89444889
MECMO 645-512 Pigtail A/C Blower Motor Resistor Connector Harness, 3 Pins AC Fan 8e5h-19e624-a 89018778, 89019351, 15-81773, Replacement for GM Buick
Item #:
89444889
INR 2341
Price Details
Price
INR 2341
M.R.P. INR 2341
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
Order now and get it around Tuesday, July 28
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This AC fan blower wire pigtail harness boldly withstands the condensation that typically causes corrosion in resistors.
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What Stands Out
High Compatibility
The MECMO 645-512 harness is designed to replace multiple GM models, ensuring exceptional fit and function across popular vehicles like Buick, Cadillac, and Chevy, addressing diverse electrical needs.
Durable Construction
Constructed from high-quality materials, this pigtail connector resists wear and operates reliably under varying conditions, providing long-lasting performance and peace of mind for vehicle owners.
Easy Installation
With a straightforward design, the harness allows for quick and hassle-free installation, reducing downtime and enabling users to restore their vehicle’s AC functionality effortlessly.
Product Details
| Country of Origin | This item will be imported from US |
| Item Weight | 0.3 lbs (140 grams) |
| What is in the box | MECMO 645-512 Pigtail A/C... For more details, please check description/product details |
Who Should Buy?
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Car Owners
Ideal for GM owners looking to replace faulty A/C blower motor resistors in their vehicles.
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DIY Mechanics
Perfect for DIY enthusiasts who prefer to perform cost-effective repairs on their automotive air conditioning systems.
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Professional Technicians
Excellent choice for auto technicians requiring a reliable and durable replacement connector for GM vehicles.
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Non-GM Vehicles
Not suitable for those who own vehicles that are not compatible with GM models listed.
Product Description
MECMO 645-512 Pigtail A/C Blower Motor Resistor Connector Harness, 3 Pins AC Fan 8e5h-19e624-a 89018778, 89019351, 15-81773, Replacement for GM Buick Cadillac Chevy Silverado Tahoe Suburban Sierra
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the purpose of the 645-512 Pigtail AC Blower Motor Resistor Connector Harness?
Answer: The 645-512 Pigtail AC Blower Motor Resistor Connector Harness is designed to connect the blower motor resistor to the vehicle’s electrical system. This component is crucial for controlling the speed of the AC blower fan, allowing for comfortable climate control within your GM Buick. When this harness is faulty, it can lead to issues like limited fan speeds or complete fan failure, which disrupts the vehicle's air conditioning system. -
Question:
Is this connector harness compatible with all GM Buick models?
Answer: The 645-512 Pigtail AC Blower Motor Resistor Connector Harness is designed for specific GM Buick models. Check the product specifications to ensure compatibility with your vehicle's year and model. This harness is typically compatible with various vehicles using the corresponding part numbers like 89018778 and 89019351, making it a reliable choice if you're experiencing blower motor issues. -
Question:
How do I install the 645-512 connector harness?
Answer: Installing the 645-512 connector harness generally involves disconnecting the old resistor harness and connecting your new unit. It's essential to ensure that the vehicle's battery is disconnected before starting. Usually, you should match the connectors carefully to avoid any electrical failures. A helpful tip is to consult the vehicle's service manual for specific wiring diagrams, ensuring a correct and secure installation. -
Question:
What are the signs of a failing blower motor resistor connector?
Answer: Common signs of a failing blower motor resistor connector include erratic fan speeds, fan only working at certain speeds, or total fan failure. Additionally, if you notice unusual noises or smells coming from the AC unit, it may be time to check or replace the harness. Addressing these issues promptly can help restore optimal comfort within your vehicle’s cabin. -
Question:
Can the 645-512 harness improve air conditioning performance?
Answer: Yes, replacing a faulty or damaged 645-512 harness can significantly improve air conditioning performance. A new harness ensures proper electrical connectivity, allowing the blower motor to operate as intended. Optimal air flow directly translates into better climate control. Whether driving in hot summer months or chilly winters, a functional harness is essential for creating a comfortable environment. -
Question:
What part numbers can I look for compatibility?
Answer: When searching for a compatible harness, look for part numbers such as 8e5h-19e624-a, 89018778, 89019351, and 15-81773. These identifiers ensure that you are selecting the right product for your vehicle. Using compatible parts can prevent fitting issues and ensure better overall functionality while integrating perfectly with your vehicle's electrical system. -
Question:
Is there a specific material used in the 645-512 harness construction?
Answer: The 645-512 Pigtail AC Blower Motor Resistor Connector Harness is typically constructed from durable materials, including high-quality plastic and robust wiring. These materials are resistant to heat and corrosion, which is essential for automotive electrical components exposed to varying temperatures. This durability ensures longevity and reliable performance, reducing the chances of early failure. -
Question:
Can I use this harness for non-GM vehicles?
Answer: The 645-512 harness is specifically designed for GM Buick models and may not be compatible with non-GM vehicles. Using parts not intended for your specific make and model can lead to improper function or electrical damage. Always verify compatibility with your vehicle specifications to ensure optimal performance. -
Question:
Where can I buy the 645-512 Pigtail AC Blower Motor Resistor Connector Harness in India?
Answer: You can purchase the 645-512 Pigtail AC Blower Motor Resistor Connector Harness through Ubuy in India. Ubuy offers a wide selection of automotive parts, including this specific connector harness, making it convenient to find the precise product you need for your GM Buick vehicle.
MECMO Blower Motors Editorial Review
The 645-512 Pigtail AC Blower Motor Resistor Connector Harness has received positive feedback from customers who dealt with blower motor issues in their GM and Buick vehicles. Many users noted that the product was a perfect fit for their cars, enabling straightforward and hassle-free installation. The durability of the harness also impressed customers, with several mentioning that it appeared to be well made, which adds to its reliability. In essence, those who experienced problems with their blower motors attributed the issues to a faulty pigtail connector. Upon replacing it with this product, customers reported successful resolution of their problems, highlighting its efficacy in restoring their vehicle's heating and cooling functions. Overall, the combination of quality, ease of installation, and reasonable pricing seems to have contributed to a satisfying customer experience. **
Customer Reviews & Ratings
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Pros
- Perfect fit for various GM and Buick models
- Easy to install
- Appears to be well made and durable
- Fairly priced
Cons
- Limited information on long-term durability from customers
Platform Trust & Buyer Confidence
PK
Purchase
Verified buyer
“logistcs is very good”
13 June 2026 · via Trustpilot
AN
Akhil
Verified buyer
“Very good and seamless experience, delivery package came in very good condition”
12 June 2026 · via Trustpilot
DK
Dr Kumarasway
Verified buyer
“Heavy import cost and DHL's high delivery fees.”
9 June 2026 · via Trustpilot
JM
J Mama
Verified buyer
“Interesting book and the seller describe it thank you”
8 June 2026 · via Trustpilot
PC
Paritosh
Verified buyer
“Excellent quality and a perfect fit. Description and measurements provided are to the point. Keep them coming more 🤟🏻”
8 June 2026 · via Trustpilot
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INR 2341
Order now and get it around Tuesday, July 28
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Features & Benefits
- Direct replacement for GM, Buick, Cadillac, and Chevy models.
- Solves intermittent fan operation issues effectively.
- Made from premium ABS plastic and pure copper for durability.
- Resists corrosion, thermal fuse failure, overheating, and burnout.
- Easy installation with color-coded leads for better guidance.
- Long-lasting design for reliable HVAC performance.
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