2012 RAM 2500 electrical system problems

What owners report

• “The switch to start the vehicle has to be pushed down and turned at the same time. Vehicle starts but shuts the engine down when the key returns sometimes. On one occasion vehicle shut down while driving.”

  NHTSA complaint · filed 07/29/2026

• “The contact owns a 2012 Ram 2500. The contact stated the vehicle failed to start intermittently. The contact also stated that the air bag warning light was illuminated. The vehicle was taken to the local dealer and the dealer was made aware of the failure. The vehicle was not repaired. The manufacturer had not been informed of the failure. The failure mileage was approximately 168,000.”

  NHTSA complaint · filed 07/14/2023

• “While driving, my dodge shut off and it was hard to control my vehicle and come to a safe stop, out of the way of other motorists. Lost all power, as if I turned the key off while driving. Turns out that there is a weak/loss of connection in the WIN module. while the vehicle is running at idle, the truck will shut off as if I turned the key to the off position. This is dangerous and scary. There was no warning or heads up or any issues prior to this incident.”

  NHTSA complaint · filed 01/27/2023

• “The contact owns a 2012 Ram 2500. The contact stated while driving approximately 40-60 mph, on several occasions after driving over a bump in the roadway, the vehicle loss steering and braking functionality before the vehicle loss motive power. The vehicle was taken to an independent mechanic who diagnosed that the wireless ignition node module was faulty. The mechanic retrieved a fault code. The vehicle was not repaired. The dealer and the manufacturer were made aware of the failure however, no…”

  NHTSA complaint · filed 06/08/2021

• “WHILE IN DRIVE, WENT OVER SPEED BUMP AND VEHICLE TURNED OFF. INTERMITTENT IGNITION PROBLEMS HAVE GOTTEN WORSE TO WHERE NOW VEHICLE NOW TURNS OFF / QUITS.”

  NHTSA complaint · filed 03/07/2021

• “2012 RAM 2500 WITH DEFECTIVE WIN MODULE WITH ONLY 67,000 MILES. ENGINE CAN SHUT OFF WHEN DRIVING.”

  NHTSA complaint · filed 01/04/2021

• “TL* THE CONTACT OWNS A 2012 RAM 2500. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 70 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT COASTED TO THE SIDE OF THE ROAD. THE VEHICLE WAS RESTARTED. ADDITIONALLY, THE CONTACT STATED THAT WHILE DRIVING IF THE KEY FOB WAS TOUCHED, THE VEHICLE STALLED. THE VEHICLE WAS NOT TAKEN TO THE DEALER OR AN INDEPENDENT MECHANIC FOR A DIAGNOSTIC TEST. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILUR…”

  NHTSA complaint · filed 04/13/2020

• “ON NOV 23 2019, WHILE I WAS DRIVING MY TRUCK IT SUDDENLY DIED. I PULLED OVER AND STARTED IT AGAIN. THIS HAPPENED 2 MORE TIMES THAT DAY ONCE ON THE HIGHWAY. SINCE THEN IT HAS WORKED INTERMITTENTLY WITH THE ISSUE HAPPENING WHILE IN MOTION AND ALSO WHILE STATIONARY. I DID SOME RESEARCH AND FOUND OUT THAT I'M NOT ALONE WITH THIS ISSUE. I HAVE READ SEVERAL FORUMS WITH A LOT OF OWNERS COMPLAINING ABOUT THE IGNITION MODULE, WIN. CLEARLY THIS ISN'T A COUPLE ISOLATED INCIDENTS AND NEEDS TO BE ADDRESSED B…”

  NHTSA complaint · filed 12/10/2019

Unverified owner reports from NHTSA's public complaint database.

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