This listing is a Repair & Return for your Dodge Ram Diesel engine computer. ECU Repair 1 can repair all part numbers for the Dodge Ram Diesel ECM ECU. Information required to repair your part. 3 Vehicle Information – VIN# and Mileage information Please include this information along with a description of the problem you are experiencing in the box with your ECU. How Our Process Works. Choose the cheapest or fastest way to get your part to us. 3 We have a fast turnaround for this repair & return. Your part will arrive back to you plug & play. There is no need for any additional programming. Not all electronic parts are repairable. Sometimes the damage is too severe to repair.