2018 Ram 3500 Electrical Problems

Stellantis is unable to provide a timey remedy for NHTSA Recall Number24V-896. The hydraulic control unit ("HCU") is susceptible to failure or malfunction which may result in a reduction or change of Anti-Lock Brake System ("ABS")/Electronic Stability Control ("ESC") /Traction Control performance.

The stereo malfunctioned on several occasions, I have taken it to the dealer and had a new stereo put in. My safety was at risk because the radio started jumping from station to station and calling people in my contact list. All of these increased concerns and my driving was impacted.

On March 3rd, This dealership replaced the stop sale safety recall on our Commercial vehicle (C4B) with a part that was not created for our truck. This resulted in hydraulic brake fluid spewing out of the HCU all over significant areas under the hood, including the ABS Module and wiring.

Constant service electronic braking system and service ABS warning lights, loss of all traction control. It started as a intermittent loss of of these systems and now it is a total loss. There is nothing I can do to make it go away or function correctly.

ABS and Electric Brake failure. Second time this has been fixed. Once at roughly 30,000 miles and now again at 48,000 miles.

The ABS system failure and traction control lights came on and have been coming on intermittently. This failure has caused the vehicle not to retain cruise control and brake and stability control being reduced or potentially off could result in an accident.

I have a 2018 RAM 3500 with ONLY 20,000 miles on it. ABS and HUC critical parts are faulty, and I have no way to even purchase one until a recal is issued. Class Action Says 2017-2018 Ram 2500, 3500 Equipped with Defective Anti-Lock Braking Systems.

ABS and traction control lights on due to failure of ABS module and pump. No accident but feel there could be a problem in the future considering this is a safety issue

The Anti-Lock Brake & Electronic Braking System error caused the internal Trailer Brake system to shut off trailer brakes just like it shuts off the cruise control when warnings come up on the dashboard. The incident happened Aug 28, 2023 while following my son and my wife in a vehicle ahead of me. I had to change lanes to try to avoid something that suddenly came across in front of my vehicle.

The contact owns a 2018 Ram 3500. The contact stated while driving 65 MPH with the Forward Collision Avoidance: Adaptive Cruise Control activated, the traction control and ABS warning lights illuminated intermittently. Additionally, the cruise control then deactivated independently.

ABS and EBS sytem is shutting on and off on highway at speeds. This is a random event that started at about 20,000 miles then went away for about 6,000 miles then came back at 29,000 miles whil on a 1,500 trip and is now not going away. The system shuts on and off constantly with chimes and alarms to "service ABS/EBS.

Uconnect screen delamination causes phantom button pushing while driving down the road. This causes random buttons to be selected and for things to start happening while driving. Driving distracted is dangerous driving.

While towing 10,000 lb trailer vehicle displayed indicators that traction control and ABS were failing. I've taken vehicle to dealer 5 times since recall and it's now over 1 year and Chrysler failed to remedy recalled defective part 68143491AA. Chrysler complaint case no.

HI, My 2018 RAM 3500, had had a Anti-lock brake control module light on and off about a hundred times a day for the past year, I just spoke to the Ram Service manager at Leith Ram in Wendel NC and she told me that Ram has no fix for this part, and it has been on backorder for over 2.5 years, you can have total brake failure with this part being defective, how has the NTSB not stepped in and put some pressure on them to get this fixed, there are hundreds of thousands of trucks out there with this problem.

My ABS and Traction Control components in my 2018 1-ton Ram are intermittently setting codes with the ECU, leading to loss of ABS, Traction Control, and inability to use my cruise control. I am concerned that I have a loss in braking performance without those components operating as designed.

ABS and Electric Brake System warning lights are on and off intermittently. These symptoms have been reported by many other owners due to defected part installation from the manufactor based on my internet research.

Ram 3500 Larime Crew Cab Deisel with 47,800 miles. We were driving home from our seasonal campsite, (about a 2 hour trip on highway) and it began to rain (about 15 minutes into the trip) it continued to rain very hard at times the whole trip home. Around 30 minutes into our trip the ABS warning light, Check Engine light, & Traction Control light came on.

In July 2022 our 2018 RAM 3500 Diesel 4 by 4 truck started having an intermittent alert. Service electronic brake system, ABS, traction control. Cruise control is disabled during this alert.

Tl* the contact owns a 2018 ram 3500. While driving approximately 35 MPH and towing a fifth wheel trailer, the brake pedal was depressed; however, it was difficult to slow down the vehicle. The vehicle was taken to shively motors dodge chrysler jeep ram of shippensburg (located at 608 w king st, shippensburg, pa 17257, (717) 532-4136) to be diagnosed.

Integrated brake system for towing trailers (itbs) does not work. Safety hazard as the truck can not stop the 150000 pound 29t arctic fox 5th wheel. After 4 attempts dodge gave up and said the itbs works as designed.

My vehicle is included in safety recall 24V-896 for a defective HCU (Hydraulic Control Unit). I have contacted the dealership multiple times, but the replacement part is never available. This recall affects critical safety systems including ABS and Electronic Stability Control.

After stopping at the local dealer monthly concerning this safety recall I am told every time that the part is not available. I am left driving this truck in an unsafe state and am concerned for public safety as well as my own. No assistance is ever offered and there is no eta on when to expect the needed parts.

The Hydraulic brake control has been a recall with no replacement part available for over 2 years and this causes many safety functions to not work properly including trailer braking. They have made parts for a 2500 model but neglected to fix the 3500, 4500 and 5500 models. They will fix it with another faulty sensor and still expect owner to pay a 1700 repair bill even though it’s a recall.

My HCU has failed I had a car pull into my lane on the freeway and my truck and fifth wheel slid for a long period of time. After the close call I contacted the dealership and they said they have no parts to fix the recall. I also contacted the FCA customer care 1 800 853 1403.

On May 3, 2025, while driving my 2018 RAM 2500 with approximately 46,000 miles, the check engine light came on and the engine immediately experienced a significant loss of power. The vehicle entered a limp mode condition, drastically reducing speed and acceleration.

ABS-Hydraulic Control Unit failure, pump motor control electrical failure. Confirmed/ Diagnosed by dealer. Messages on dash info screen: "service electronic braking system", "ABS failure", warning lights : Traction Control and ABS failure.

The service antilock brake system is constantly going off and the dealer says there is nothing they can do and no parts are available. We took it in and they ran a diagnostic and said they didnt know why and will not help us.

Service Electronic Braking Service and Service ABS/TRACTION CONTROL. This is intermittent. When it happens Cruise control, 4 wheel drive and ABS doesn't work.

Service ABS/ service electronic brake system/ traction control alarm flashing on/off intermittently with no specific times or conditions. This first happened in may 2024 on a 6 hour road trip. Occasionally I can take it on a short trip and it may not flash the message during that trip and at other times it is constantly going on and off.

ABS and traction control malfunction. Yes,it’s it available for inspection. I feel that it’s not safe for my wife and I to drive while doing this.

On my 2018 RAM 3500 Duel rear wheel truck the ABS Pump Motor Control Unit is throwing a common code and warning lights intermittently that other year models have (C0020-01). This code has been confirmed by my dealer several times and this truck does not fall under any recalls for the ABS systems.

Intermittent chime and warning that anti lock brake needs servicing. Cruise control does not work when notice is displayed and chiming. warning comes and goes randomly After researching this problem it appears that this is a regular problem on this year ram truck I will report and take to the dealer if problem remains.

Intermittent issues with the cruise control system and the ABS electronic braking system. The lights will flash on and off and the beeping is constant.

Radio and back camera intermittent since I bought it new. Dealership changed it out several times and told me they are just bad radios and just wait until a recall is issued.

We receive a ABS/ECS, electronic brake control warning intermittently. This also makes the cruise control shutoff. We had the ABS control module replaced once at roughly 12000 miles under warranty but it now is giving the same warnings and the truck currently has 22000 miles on it.

ABS braking system, electronic braking system warning light and signal is coming on every few seconds when driving. This renders the cruise control to shut off when it comes on. There are numerous safety issues with this coming on and off not to mention it is annoying as…..well let me just leave it there.

ABS system - flashes on and off dash, ABS has been inspected by dealership. Dealership said, could replace ABS but it could very likely have the same issue due to part malfunction. This malfunction causes- no cruise control, no traction control, sounding and lighting up on dash constantly.

I have been receiving an error for my electronic braking systems and ABS since July of 2023. I have been to various dealerships to have it fixed and have been told it is on a "galactic back order" - words from Dodge to the service advisors. I have attempted several times to contact Customer Care at Dodge over many months.

Bought from a dealership a couple months ago (JAN 2024). Immediately started blinking electronic ABS error. Took in to get serviced, and now maintenance department is stating a replacement HCU and additional service will cost around $3.5k on a vehicle that has around 68k miles.

Service and systems and service electronics brake system warnings at approx 50000 miles. Dealer is saying it is an HCU failure

At 9,040 miles, display reads “Service Antilock Brake System” along with warning lights for ABS and traction control and a loud dinging. It goes off, then back on multiple times until serviced when the dealership replaced the faulty HCU Sept. 2020 under warranty.

For over 3 months the ABS Brake warning, the anti skid control and the cruise has not worked in my truck. I have had it to two different dealers, and opened a case with Ram. Case#89336043.

Getting the "Service Electronic Brake System" alarm. Had this when it was under warranty and it was "Fixed". I am now getting this same error again.

The ABS light and traction control light comes on intermittently, from my understanding this controls the stopping power of the truck. I have no traction control when I am pulling my camper. The lights will go off and then come back on own their own, even when the truck is sitting still with nothing hooked to it.

Intermittent flashing and dinging for ABS system. Message in dash says “Service Antilock Brake System”. Has been diagnosed and confirmed by credited service shop.

My ABS and Traction control lights will come on and off, making my cruise control stop working without warning. sometimes it stays on and sometimes it goes off. it is completely random.

ABS and traction control lights constantly flash electric brake assist also flashes intermittently.

ABS module issues needs replaced but parts aren't available through the manufacturer

ABS and traction control lights intermittent flashing. Service ABS warning flashes and chiming occur. Very distracting and makes me unsure of failure of system .Codes and stored messages clear and repeat.

Component: ABS hydraulic control unit. Part No 68143491AA Risk: Vehicle lost ABS capability Confirmed: No Inspection: No Warning lamps: Control unit exhibiting similar problems was replaced in 2020

3 yrs ago, took to dealership for light for electronic brake module, was told that the part was on backorder. Picked up truck and was told that they would let us know when part came in, have called and spoken to at least 11 different service reps and a managers (Dodge as well) over the last 3 years.

Traction control and ABS lights have been coming on randomly while driving over the past several years. Seems worse and more frequent in cold temperatures. Scanner reads code C0020.

Service electronic brake system, & service hydraulic brake system warning lights intermittently display on dash. Disables both of those safety features as well as cruise control. These are very important safety features especially when hauling a load!

ABS and traction control warning lights intermittently come on. Has been repaired twice by local dealership by replacing the two computer modules/pumps responsible for ABS system. Cruise control disengages when this happens.

My 2018 Dodge Ram with 7175 miles on it has a continuous service anti lock brake and service electric brake light go on and off.Cruise control inoperable as it shuts off when the warning lights go on and off.Dealer did a $160.00 diagnostic on the system that I had to pay for only to tell me the hydraulic control unit needs to be replaced at a total cost of $825.00 that I am responsible for.Additionally,the part is “controlled” by the manufacturer and they are allotted one unit per week.No time frame when the vehicle will be repaired.This is a safety issue especially when the constant “chime “ goes off which is very distracting.I haul a camping trailer with this Ram 3500 duelly four door diesel four wheel drive and the braking is questionable.

Purchased this truck specifically to tow 14000 lb fifth wheel camper. Two months ago warning chime and “service electronic brake system, Service antilock brakes and Traction Control” caution lights repeatedly activate. I am concerned about towing in this condition if operating on rain slick roads and winter weather.

Anti-Lock Braking system and Electronic Braking system, service system warning come on and off randomly all the time. When this happens, cruise control does not work. Had it replaced at the dealership once and It started doing the same thing.

my 2018 Ram 3500 had less than 36,000 miles when the anti-lock brake system and service electronic brake system alarms began randomly flashing. this happens now every few seconds and so speed/cruise control no longer functions, also anti-lock and skid prevention has failed.

Truck gets a service electronic braking check engine light and disables traction control as well as the cruise control. The braking becomes disabled at random times. Taken the unit to the dealership just to be told the part has been backordered for over 2 years and that they cannot sell me the HBU to repair it.

ABS and traction lights come on intermittently with the brakes feeling different.Diagnostic shows code C0020-01 which is apparently a very common issue with 2018 Rams.Dealer told me today(10-25-23) no part’s available at the earliest will be Feb. of 2024.This truck has 81000 miles on it and is my daily driver.I would hope Ram steps up and fixes problems at NO CHARGE for everyone effected.

Dashboard ABS and Traction Control Lights come on intermittently with message to service breaking system. The lights are accompanied by loud audio alarms. The audio alarms usually cycle through a minimum of three times; sometime five.

ABS and traction control lights come on intermittently and a chime sound occurs. When this happens cruise control stops working. Getting a “Service Electronic Braking System” message and “Service Antilock Brake System” message.

My 2018 3500 Dully with 34,000 miles started having an issue with the ABS, Traction Control and Eletronic Brack control systems. While driving the truck on a trip, the Traction Control, and ABS lights started coming on intermittently and the check Eletronic Brack control came on at the same time and it too flashed intermittently. Also, while this is happening, the cruise control does not work.

ABS light code c002-01 at 16582 miles .replaced hcu .19710 miles ABS light back on code c002-01repair lasted 3128 miles.took vehicleback to dealer with same problem 3/29/23dealer says no parts avalable so no truck till parts come in .august is best guess as to parts .called dealer in august now no parts till december and maybe not then.bought truck new feb 2019 truck been down more than driven.dealer says problem has lowered value of truck considerably.need to recall all 2018 ram 2500/3500 trucks.

Anti lock brake service light came on repeatedly and vehicle was taken to South County Ram dealer in St. Louis and they scheduled a service appt in July 2022 and they indicated an antilock module was required and did not have part due to manufacturer and did not know when part would be available. The vehicle again was taken to same dealer on July 10, 2023, and same story.

ABS System flashes on and off that it needs to be serviced, also cruis control doesn’t work. Took it to dealer to get it diagnosed. Dealer says the HCU needs to be replaced and the ABS pump needs to be replaced and also that cause the brakes and rotors to wear out and they need to be replaced too.

ABS/hcu faulty, brake warning light, message, and alarm will sound on and off while driving. I have tried to buy the parts and they are not available through dodge with no estimated availability. This has been going on for a year.

Service ABS, traction control, ESP, ABS lights come on. Vehicle constantly beeps. RAM dealer says it needs a new HCU/ABS module (on national backorder) and/or ABS pump.

September-October 2022 --The Anti-Braking System module has quit working. Requested replacement part from Dealership in October 2022. Dealership advises Mopar cancelled parts request to them.

I have two warning messages appearing on my dash. Service Electronic Braking System and Service ABS System. Took it to my dealership Michiana Chrysler Dodge Jeep Ram FIAT in Mishawaka Indiana.

Service Anti-lock brake and Service electronic braking errors come up on screen at random, sometimes the lights will stay one and cruise control is disabled. While braking they seem to shudder. Not safe for a Heavy duty truck that is able to tow 15k lbs.

My truck is a 2018 Ram 3500 with only 12,500 miles on it, and it is not driven in the winter. Recently it has been has intermittent activation of the ABS and traction lights. It has been on consistent for over a month now.

"Service Electronic Braking System" intermittently flashes in the dashboard, along with the orange ABS and traction control lights. Seems to happen more on bumpy roads, goes away on smoother roads, then randomly comes back. Over the span of a few weeks, the frequency of the error message has increased, and now the error lights stay on almost all the time.

Right before 36000 miles the ABS and Traction control lights come on and off intermittently. I took the truck to my local dealer and was told 2 components needed to be replaced. They informed me it was not covered under warranty and they did not have the parts nor knew when they might get them in.

A warning to have my electrical braking system checked continues to alert me while driving along with a ABS warning. I notice no change in the system braking. When taken to a RAM dealer for repair the result is to wait months for an electric brake controller.

I had a warning message to service my DEF system. I had the truck checked at a RAM dealer who reported I need a new exhaust system. They had me wait a few days while they ordered parts.

ABS Control Module and/or Wheel Speed Sensors is causing the ABS warning light and traction control module light to go on and off intermittently for over a year causing the cruise control to not engage or to disengage…

"Service electronic braking system" and "service antilock brake system" are popping up on gauge cluster at highway speeds. This is a random event that started at about 35,000. The system shuts on and off constantly with chimes and alarms to “Service electronic braking system" and "service antilock brake system".

HCU Issue: The ABS light coming on is the lightwill come on for two second and go off at times, through the diagnostics of the code C0020-01. It is a general electrical failureto the hydraulic control unit. The unit is replaced separate from the ABS moduel th HCU needs to be replacedfirst.

2018 Ram 3500 - ABS system/Electronic braking system failure at 5583 miles. ABS/traction control and service electronic braking system display on dash, also audible chime with cruise control inactive. Took to dealership for diagnonis and code C0020-01 is active.

ABS and Traction Control lights and DIC alarms came on while driving. They stayed on for a few minutes then went off. Also the service trailer brake system message came on.

The ABS Anti lock lights came on and says check Electrical Brake System. Dealer said The ABS anti lock brake pump assembly was bad and it was on me to replace it. This is a big safety Issue to me.

The contact owns a 2018 Ram 3500. The contact stated while driving approximately 35 MPH, the contact observed that the check engine warning light was illuminated and the coolant temperature warning light was also illuminated. The contact pulled over safely and turned off the vehicle.

ABS and Traction control pump system electrical failure. Went to a Dodge Dealer and had the system read due to light coming on and off. Originally started around 38,000 miles on the truck.

The warning chirp occurred and the ABS and ESC lights came on the first two times. The incident happened so quickly I could not clearly determine which warning lights illuminated. On April 18 with just over 39,000 miles on the vehicle the chirping alarm and the ABS and ESC light illuminated.

UConnect 8.4 Screen Delamination - The integrated radio/communication/vehicle functions module screen is delaminating on a vast number of vehicles. The repair according to RAM dealerships is a complete replacement of the screen and the controller at a cost of nearly $2000 per vehicle.

The 8.4 u Connect Radio is delaminating and randomly calling people and switch to things on the screen randomly it’s a safety issue because it’s a distraction for the driver and could cause other electrical damage I haven’t taken it to a dealer because I already know the answer it’s up to me to replace it until the company takes ownership of there problems

The contact owns a 2018 RAM 3500. The contact stated that while driving at various speeds, the vehicle experienced random electrical failures related to the MY TOUCH home screen. The contact stated that the vehicle would independently call random phone numbers including the SOS help button, as well as the local police station’s number stored in the contact's phone.

The ABS system has failed on my truck and many more possibly by a dealer defect and no recall as of now. When the ABS warning light comes on it also puts up a warning light for the electronic braking system and you aren’t allowed after that to set the cruise.

2018 dodge ram 3500. Consumer stated that they have experienced numerous issues with vehicle from power steering, electrical and fuel pump problems. The consumer stated the vehicle was experiencing a hard ticking noise in the engine.

2018 dodge ram 3500. Consumer stated they have experienced numerous issues from power steering, electrical and fuel pump issues. The consumer stated the vehicle was experiencing a hard ticking noise in the engine.

My 8.4 uconnect touch screen is delaminating cause all types of issues. Function don't work properly when trying to use it. It will randomly select functions & hinders safe driving practices.

Tl* the contact owns a 2018 ram 3500. The contact noticed white powder coming from the vents when the air coditioner was activated. The vehicle was taken to reagle dodge (route 512 bangor, pa 18013, (610)-863-6900) where it was diagnosed that the evaporator coil failed prematurely and caused a chalk like dust to blow inside the vehicle.

Recall C4B with known issue and known remedy but “no parts available.” Contacted RAM and with no parts they have no solution. You can rent an auto out of pocket and possibly be reimbursed. No option for buyback or solution.

The service electronic braking system and service ABS system continues to ding and pop up on screen. Cruise control will not work either.

ABS service light comes on and off - this seems to be a chronic problem

The known issue that Ram refuses to is plaguing my truck. ABS and Traction Control lights come on. This shuts off the cruise control as well as makes braking difficult.

ABS lite comes on no parts available 60,000 truck not safe to drive mine not only one ingoing trouble with a lot of

ABS module problems. Flashes to check service ABS and traction control. Then goes away and comes back.

ABS and traction control light comes on sporadically during driving. C0020-01 ABS Pump motor control general electrical failure. This appears to be a common problem with the 2017-2018 model RAM trucks.

ABS code c0020-01-ABS pump motor control - general electrical failure

ABS electronic brake light issue,brakes spongy and feels like it’s lost braking power.

Service Electronic Brake System Warning. This warning started coming on sporadically. When the warning appears in my dash, I will lose ABS function, traction control, and cruise control.

ABS light and Traction control light turn on and off constantly

ABS light and traction control light comes on and off all day long. Brakes will lock up if you’re using cruise control when the ABS and traction control light come on. Both lights come on at the same time.

ABS pump problem

ABS, service brake system, cruise control failed and no parts available to fix it.

The ABS Brake control module malfunctioned causing several electrical issues. Fortunately the vehicle was able to function. RAM Service center noted a wait time of over 3 months.

ABS and HCU modules are not operating properly. Resulting in no ABS and no cruise control.

When operating the vehicle the Service ABS/Traction control light starts flashing and cruise control becomes disabled while driving. ABS and traction control becomes disabled. Safety issue!

ABS and Traction control lights on/off intermitantly. ABS Code C0020-01 ABS pump motor general electrical failure. See you recently posted some information regarding 2017-18 Ram 2500 -3500 trucks.

2018 RAM Display screen delaminates and behaves erratically. Car phones 911 and the call cannot be stopped. Switches driver controls erratically.

While driving at any speed the ABS and traction control lights start flashing and a chime goes constantly. also when this happens it causes the cruise control to disengage without any warning. Also leaving you without ABS brakes.

While reviewing NHTSA's website I noticed PE22-012 concerning Loss of Brake Performance on 2017-2018 Ram 2500 and 3500 trucks. My 2018 Ram 3500 recently started giving me an ABS, traction control and/or "Service Electronic Braking System" warnings. I first noticed the ABS light shortly after I most recently rotating the tires.

ABS Brake Module and Electronic Braking Module are issues warnings.

Every time I plug in a trailer to the 7 point electrical plug in, it pops the fuse for trailer brakes. It has happened with 5 different trailers. Has also happened with other 2017/2018 Ram 2500/3500.

HCU unit failing. Keeps throwing service ABS, and service electronic brake controller. On off on off on off non stop constantly the whole time truck is almost undeliverable Part is unavailable due to supposedly back ordered.

Service electronic brake system with the traction control light lit. Seems to be a common occurrence

8.4" Uconnect display is now bad. It changes every mode of truck as a "ghost touch" and is a severe distraction while driving-climate, music volume, stations, cameras, sensors. It is a widely known problem involving the screen digitizer and nearly every FCA vehicle having the 8.4" screen fails-Ram, Dodge, Jeep, Chrysler.

The uconnect 8.4 navigation screen is delaminating. This could become a safety issue if the screen continues to melt and drip glue on the traction control, trailer brake control, parking sensors, as well as can be distracting to the driver if the screen changes on its own.

8.4 inch Uconnect infotainment screen is delaminating. The digitizer screen is separating from the LCD screen from an apparent manufacturer defect. This screen controls backup camera, secondary heating and cooling defrost function.

When trying to accelerate, when I hit the throttle pedal there's a delay of at least 5-10 sec before truck responds and starts accelerating. Very dangerous when switching lanes on highway. I've read online that there is a lot of others that have this same issue with vehicle like mine.