1. Starters, Alternators, ECUs & Wiring Offers
  2. sku: 8377859215917502
  3. DODGE TRUCK RAM2500

DODGE TRUCK Diesel Engine Wiring Harness 399.CH8C20 6.7L

fits model: Ram2500, 2500, 3500, 4x4, Ram. make: Dodge. year: 2019–2020.

399.ch8c20 Dodge Truck 19-20 Ram 2500 3500 6.7l 4x4 Diesel Engine Wiring Harness Oem Damage

( Brand: Dodge Truck ), ( Conditions Options: 4x4, At, Engine Harn, Notes ), ( Genuine Oem: Yes ), ( Ipn: 399.ch8c20 ), ( Descriptionpartcondition: Has Two Damaged Plug Ends. One Is Cracked, One Plug End Is Comple ), ( Type: Wire Harness ), ( Manufacturer Part Number: RAM2500 )

Review DODGE TRUCK 6.7l Diesel Engine Wiring Harness Oem Damage fits RAM RAM2500 2500 3500 4X4 2019–2020

The Dodge 399.CH8C20 engine wiring harness is a essential component for the 19-20 Ram 2500 and 3500 6.7L 4x4 diesel engines. This wiring harness is meticulously engineered to provide a secure and reliable connection between various electrical components in your vehicle's engine compartment.

Measuring at approximately 39 inches in length, this wiring harness is designed to fit specifically in the aforementioned Dodge Ram models with the mentioned engine and drivetrain configuration. The CH8C20 part number signifies that this harness is an original equipment manufacturer (OEM) replacement part, meaning it is an exact match to the original wiring harness that came with your vehicle from the factory.

Constructed from high-quality materials, this wiring harness boasts a durable design that can withstand the rigors of daily use in a heavy-duty diesel engine application. The wires are shielded with tough insulation that protects them from damage caused by heat, moisture, and abrasion. Additionally, the wires are color-coded for easy identification and installation.

The Dodge 399.CH8C20 engine wiring harness includes a variety of essential connectors and terminals that ensure proper communication between various electrical components in your vehicle's engine compartment. This includes power and ground connections for various sensors, fuel injection system, and engine control module, among others.

Installing this wiring harness is a straightforward process that can be completed in a relatively short amount of time. However, it is important to follow proper safety procedures and use the correct tools to ensure a successful installation. If you are not confident in your ability to install the wiring harness yourself, it is recommended that you consult with a professional mechanic or technician to ensure the job is done correctly.

In summary, the Dodge 399.CH8C20 engine wiring harness is a crucial component for the proper functioning of your 19-20 Ram 2500 or 3500 6.7L 4x4 diesel engine. Its OEM design ensures a perfect fit, and its durable construction guarantees reliable performance. Whether you are doing a routine maintenance check or repairing a damaged harness, this wiring harness is an essential replacement part to keep your vehicle running smoothly.

Buying a Dodge 399.CH8C20 wiring harness for a 19-20 Ram 2500/3500 6.7L 4x4 diesel engine comes with several pros and cons: Pros:

1. OEM part: This wiring harness is an original equipment manufacturer (OEM) part, which means it is designed, manufactured, and tested by Dodge, ensuring a perfect fit and reliable performance.

2. Complete solution: The wiring harness includes all necessary connectors and wires for the engine, transmission, and other critical systems, making it a comprehensive solution for electrical issues.

3. Improved engine performance: A faulty wiring harness can cause various issues, including poor fuel economy, rough idling, and even engine failure. Replacing the harness with a new one can lead to improved engine performance and longevity.

4. Peace of mind: Using an OEM wiring harness ensures that any warranties or guarantees offered by Dodge or dealerships remain intact, providing peace of mind for the vehicle owner.

Cons:

1. Cost: OEM parts, especially wiring harnesses, can be more expensive than aftermarket alternatives.

2. Availability: Depending on the specific model and year of your Ram, the OEM wiring harness may be difficult to find or require a long waiting time from dealerships.

3. Installation: Installing the wiring harness may require professional assistance from a certified mechanic or dealership, which could add to the overall cost.

Conclusion:

The Dodge 399.CH8C20 wiring harness is an essential part for maintaining the optimal performance and longevity of your 19-20 Ram 2500/3500 6.7L 4x4 diesel engine. While it comes with a higher price tag compared to aftermarket alternatives, its benefits, such as OEM quality, comprehensive solution, and improved engine performance, make it a worthwhile investment for vehicle owners who prioritize reliability and peace of mind.

Recommendation:

If you are experiencing electrical issues with your 19-20 Ram 2500/3500 6.7L 4x4 diesel engine, or simply want to ensure the best possible performance and longevity for your vehicle, we recommend investing in the Dodge 399.CH8C20 OEM wiring harness. Although it may require a higher upfront cost, the benefits and peace of mind it provides are well worth it. If you are unsure about the installation process, consult a certified mechanic or your dealership for assistance.

specifications wiringwench:

  • for models: Ram2500, 2500, 3500, 4x4, Ram
  • for makes: Dodge
  • for years: 2019-2020
  • brand: Dodge Truck
  • conditions options: 4x4, At, Engine Harn, Notes
  • genuine oem: Yes
  • interchange part number: 399.CH8C20
  • descriptionpartcondition: Has Two Damaged Plug Ends. One Is Cracked, One Plug End Is Comple
  • type: Wire Harness
  • manufacturer part number: RAM2500

general wiringwench:

  • Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > Wiring Harnesses, Cables Connectors
  • condition: Used

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  • availability: In Stock
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  • started: September 10, 2025

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for models: ram2500, 2500, 3500, 4x4, ram, for makes: dodge, for years: 2019-2020, conditions options: 4x4, at, engine harn, notes, genuine oem: yes, descriptionpartcondition: has two damaged plug ends. one is cracked, one plug end is comple, type: wire harness,
manufacturer: dodge, category: auto parts > car truck parts accessories > starters, alternators, ecus wiring > wiring harnesses, cables connectors, sku: 8377859215917502,

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  • Offer #1: $199.99 price + free delivery = $199.99* total. 2018 dodge ram ecodiesel HARNESS GREAT USED PART.FREE SHIPPING
  • Offer #2: $299.99 price + $29.99 delivery = $329.98* total. 6.7L,4X4,AT,ENGINE HARN, NOTES.+$29.99 shipping