CHEVY 84303149 Duramax Engine Block Heater Cord 611558534192 6.6

( Brand: Chevy ), ( Manufacturer Part Number: 84303149 ), ( Manufacturer Warranty: 1 Year ), ( Type: Block Heater Cord ), ( Applications: For 2001-2018 6.6 L Duramax Chevy Gmc 2500 3500 ), ( UPC: 611558534192 )

Review CHEVY Aftermarket 6.6 Duramax Engine Gmc Block Heater Cord 8430314 fits 2500 3500 2001–2018

High-Performance 6.6L Duramax Engine Block Heater Cord for Chevy & GMC 2500/3500 (Model Years 2001-2018)

Experience unmatched engine performance and efficiency during the colder months with the 84303149 Block Heater Cord, specially designed for the 6.6L Duramax engine found in Chevrolet and GMC 2500 and 3500 trucks from model years 2001 to 2018.

Crafted with premium materials and expert engineering, this block heater cord ensures optimal engine operation in freezing temperatures by pre-warming vital engine components, such as the oil, transmission fluid, and fuel, thus reducing the potential for cold-weather-related mechanical issues.

This heavy-duty, weather-resistant block heater cord features a durable, corrosion-resistant SAE connector that guarantees a secure and reliable connection with your vehicle's block heater. The cord's reinforced construction, with a tough outer jacket and well-insulated wires, ensures longevity and resistance to damage from harsh winter conditions.

The 84303149 Block Heater Cord is designed to minimize installation time and hassle, thanks to its pre-assembled design and clear, easy-to-follow instructions. The cord's compact storage design allows for convenient storage when not in use, while its generous length ensures that it can be easily wrapped around the engine block for optimal heat distribution.

Upgrade your cold-weather driving experience with the 84303149 Block Heater Cord, the perfect companion for your 6.6L Duramax-powered Chevy or GMC 2500/3500. Say goodbye to cold engine starts and enjoy a more dependable, efficient, and enjoyable driving experience, even in the harshest winter conditions.

Product: 84303149 - Block Heater Cord for 2001-2018 6.6 Duramax Engine Chevy GMC 2500/3500

1. Designed specifically for 6.6 Duramax engines, ensuring a perfect fit and compatibility.

2. Helps prevent engine freeze-up and reduces starting difficulties during cold weather, improving the vehicle's reliability.

3. Made with high-quality materials for durability and longevity.

4. Easy to install, making it a convenient solution for cold weather conditions.

1. The price might be higher compared to generic or universal block heater cords, due to its specific design for Duramax engines.

2. Shipping costs may be high due to its size and weight.

3. Since it is a replacement part, there might be a need for additional tools or labor if installation is not straightforward.

The 84303149 block heater cord offers a tailored solution for owners of 2001-2018 6.6 Duramax engine Chevy GMC 2500/3500 vehicles, ensuring reliable engine operation during cold weather. While the price might be higher than generic alternatives, the specific design and compatibility make it a worthwhile investment for those seeking a hassle-free, durable solution. If you're willing to pay a premium for the convenience and peace of mind, this product is recommended. However, if budget is a major concern, you might want to consider a universal or generic block heater cord.

Details:

Keywords: Duramax engine block heater cord, Chevy 2500 heater, GMC 3500 6.6 L cable, aftermarket cold start. Improves engine start-up in cold temperatures. Duramax Engine Block Heater Cord for Chevy GMC 2500 3500: engine block heater cord fits 2001 18 3500 trucks, ensuring reliable cold starts. Compatibility may vary depending on the machines serial number.

Durable cord designed for harsh weather conditions. Easy to install and connect your vehicle. Aftermarket part, not an original equipment manufacturer item. Compatible with 6.6 L Duramax engines from 2001 to 2018.

Please verify fitment before purchase.

part #: 84303149 prices

• $15.00-$29.38

specifications ocoosys:

• for models: 2500, 3500
• for makes: Chevy, Gmc
• for years: 2001-2018
• brand: Chevy
• mpn: 84303149
• manufacturer warranty: 1 Year
• type: Block Heater Cord
• applications: For 2001-2018 6.6 L Duramax Chevy Gmc 2500 3500
• upc: 611558534192

seller ocoosys:

• # reviews: 14353
• rating: 98.5%
• city: Niagara Falls, New York

payments ocoosys:

• wallet: Paypal
• credit card: Visa
• other

offer ocoosys:

• sold: 0
• availability: In Stock
• quantity: 5
• options: Ship-to-home
• started: September 26, 2025

returns ocoosys:

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

shipping ocoosys:

• cost: $0.00
• carrier: USPS
• transit: 5-11 Days
• type: Fixed
• class: Standard
• service: USPS Ground Advantage

general ocoosys:

• condition: New
• Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components

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