4379931 ECU - PLUG & PLAY - | Dodge Ram | ECM PCM BCM Engine Control Computer OEM
4379931 ECU - PLUG & PLAY - | Dodge Ram | ECM PCM BCM Engine Control Computer OEM
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4379931 ECU – PLUG & PLAY – | Dodge Ram | ECM PCM BCM Engine Control Computer OEM



Compatible: 1988 Dodge Ram

OEM Part Number: 4379931 | MOPAR

(See description below for more details)

SKU NOPRO-W-Dodge Ram|4379931 Categories ,


Compatible: 1988 Dodge Ram

OEM Part Number: 4379931 | MOPAR

Looking for a plug and play replacement 4379931 ECU? 

We can help! 

Our rebuilt & tested replacement engine control unit (ECU) includes with a 2-year warranty.


Units typically ship out within 4 to 5 business days via priority mail.

Our refurbished & tested, OEM pre-owned unit will include a hassle free 2-year warranty.

You will receive the exact part number listed, guaranteed.

Part numbers are important, be sure to order a replacement that matches your original part number.

No core charge – no need to send in your original unit.

Supplies may be limited.

“Do I need programming?”

This plug and play unit will not require any additional programming. Simply install the unit and go.

Your original keys will start the vehicle.

Technician’s Notes: 

Some common symptoms of a bad ECU include:

  • Rough idle
  • Cylinder misfire
  • Poor acceleration
  • Not found via OBD
  • A/C no longer functions
  • Failure or difficult to start
  • Fault codes that will not clear
  • Transmission shifting problems

Other acronyms for the Engine Computer: ECU Engine Control Unit – ECM Engine Control Module – BCM Body Control Module – PCM Power Control Module

OEM Meaning: Original Equipment Manufacturer – our units are factory original units.

We understand for some, a vehicle is part of the family. Our mission is to get your vehicle back on the road by offering quick and cost-effective solutions.

If you have any questions about this unit or anything else, please do not hesitate to reach out to us!

-Module Mechanics


Additional information


Dodge Ram 1988

Part Number


  • 2-Year Money Back Guarantee

Our 2-year guarantee starts on the day of delivery.

  • 2 year warranty included with purchase, optional 5 year available.
  • Warranty will begin on the day tracking confirms delivery.
  • We do not reimburse for shipping and/or labor costs.
  • Return shipping labels are not currently provided.
  • Refunds after 90 days are only issued if exchange is unavailable.
  • 15% restocking fee may apply to non-defective returns.
  • Returns may be refused if tamper proof measures are altered.
  • Pre-owned units may show signs of wear.
  • Buyer assumes all responsibility confirming part function after installation & during road use.
  Having an issue? We’re here to help! Email us: support@modulemechanics.com


Our mission is providing unique and cost saving solutions to combat the automotive industries problematic electronic issues, keeping you in your car, not your wallet. 

You're viewing: 4379931 ECU – PLUG & PLAY – | Dodge Ram | ECM PCM BCM Engine Control Computer OEM $549.95
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Module Mechanics

6732 W. Coal Mine Ave, STE 511, Littleton, CO 80123

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