Home · 2018 Ram 2500 Regular Cab · Complaints

What 2,489 owners told NHTSA about the 2018 Ram 2500 Regular Cab

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (2,489)Crash / fire / injury (41)Brakes (2,194)Electrical system (460)Speed control (332)Driver assistance (223)Steering (83)Transmission & drivetrain (70)Service Brakes, Air (59)Engine (34)Suspension (20)Wheels (14)

59 of 2,489 complaints match · Service Brakes, Air · clear filters · page 1 of 3

Mar 19, 2026SteeringBrakesService Brakes, AirCrash

The contact owns a 2018 Ram 2500. The contact stated that while driving at 40-45 MPH, the brakes and steering became inoperable, causing him to crash into an unknown vehicle. The air bags in the other vehicle did deploy. There were no reported injuries, air bag deployments, or fire for the contact's vehicle. A police report was filed. The traction control and ABS warning lights illuminated. The local dealer was contacted, where it was diagnosed that the failure was related to the HCU and ABS control unit/NHTSA Campaign Number: 24V896000 (Service Brakes, Hydraulic). The parts were backordered, and the vehicle was not repaired. The manufacturer was not notified. The failure mileage was approximately 90,598.

NHTSA ODI 11725478

Jan 29, 2026BrakesService Brakes, AirTraction Control SystemCrash

The contact owns a 2018 Dodge Ram 2500. The contact received a recall letter related to NHTSA Campaign Number: 24V896000 (Service Brakes, Hydraulic). The contact stated that while driving at 20-25, the brakes were applied, but the front wheels locked up and crashed into the rear of a Chevrolet SUV. There were no reported injuries, airbag deployments, or fire. A police report was filed. The steering became inoperable. The ABS and traction control were inoperable. The traction control and ABS warning lights were illuminated. The local dealer was contacted, who confirmed the parts were backordered. The vehicle was not diagnosed or repaired. The manufacturer was contacted, who confirmed the recall information. The failure mileage was approximately 88,000.

NHTSA ODI 11714222

Jan 15, 2026BrakesService Brakes, AirCrash

The contact owns a 2018 Ram 2500. The contact located the recall for NHTSA Campaign Number: 24V896000 (Service brakes, Hydraulic). While driving at 55 MPH, another vehicle passed him on double yellow lines, and the anti-lock brakes locked up, and the vehicle slid and crashed into a 2008 Chevrolet. There were no reported injuries, fire, or airbag deployment. A police report was filed. The ABS light and traction control warning lights illuminated. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was emailed, but there was no response. The failure mileage was approximately 128,000.

NHTSA ODI 11711099

Jan 13, 2026Service Brakes, Air

See Attached Letter

NHTSA ODI 11710620

Sep 26, 2024Service Brakes, Air

See attached document for complaint.

NHTSA ODI 11616562

Aug 13, 2024Service Brakes, AirTraction Control System

The contact owns a 2018 Ram 2500. The contact stated that on several occasions while driving approximately 60 MPH with the cruise control feature activated, the ABS and traction control warning lights started flashing. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 125,327.

NHTSA ODI 11608216

Jun 18, 2024Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated that while driving at an undisclosed speed, the ABS warning light illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the ABS control module. The vehicle was repaired, but the failure reoccurred. The vehicle was taken back to the dealer, who diagnosed an additional failure with the ABS pump. The vehicle was not repaired. The manufacturer was notified of the failure, and a case was opened. The failure mileage was 11,000.

NHTSA ODI 11595067

Jun 11, 2024Service Brakes, AirSpeed control

The contact owns a 2018 Ram 2500. The contact stated while driving 60 MPH with the Cruise Control feature activated, the Cruise Control feature deactivated independently, and the ABS warning light illuminated. The vehicle was taken to an independent mechanic, who diagnosed a failure with the ABS control module. The vehicle was not repaired. The vehicle was then taken to the dealer, who confirmed the diagnosis. The vehicle was not repaired because the part was not available. The manufacturer was not notified of the failure. The failure mileage was unknown.

NHTSA ODI 11593753

May 14, 2024BrakesService Brakes, AirDriver assistance

The contact owns a 2018 Ram 2500. The contact stated while driving 55 MPH, an alarm sounded, and the ABS and traction control warning lights illuminated. The contact stated that the failure had been recurring while driving, causing the ABS and the cruise control features to become inoperable. The contact stated while driving and slamming on the brakes on several occasions to come to a complete stop, the ABS was inoperable, causing the tires to lock and the vehicle to slide. The contact who is an independent mechanic, diagnosed the vehicle and determined that the ABS module had failed and needed to be replaced. An unknown dealer was contacted for parts several times and informed the contact that the part was on backorder. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was unknown.

NHTSA ODI 11588662

May 2, 2024Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated while driving 35 MPH, the ABS warning light illuminated. The vehicle was taken to an independent mechanic, who informed the contact that the wheel sensor needed to be replaced. The vehicle was repaired. The vehicle was taken to the local dealer, where it was diagnosed that the ABS module, ABS pump, ABS module, and HCU needed to be replaced. The vehicle was not repaired. The manufacturer was not contacted. The failure mileage was approximately 30,000.

NHTSA ODI 11586609

Apr 3, 2024Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated that while driving at approximately 65 MPH, the ABS warning light illuminated, causing the deactivation of the cruise control. The vehicle was taken to a dealer where it was diagnosed, and it was determined that the hydraulic control unit and ABS sensor needed to be replaced. The contact was informed by the dealer that the part to repair the vehicle was not available. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 66,000.

NHTSA ODI 11580913

Mar 28, 2024Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated the antilock brake system light was on and it chimed. The contact stated the chiming was distracting and the contact was unaware if the brake system was functioning. The vehicle was taken to the dealer and was informed the part to repair was on backorder for 6 months. The contact returned to the dealer and the part was on back order for another 4 months. The contact stated the part had been back ordered for a timeframe of 13 months. The manufacturer was not notified of the failure. The failure mileage was approximately 44,000.

NHTSA ODI 11579977

Mar 25, 2024Service Brakes, AirService Brakes, Electric

The contact owns a 2018 Ram 2500. The contact stated while operating the vehicle, the ABS and EBS warning light remained illuminated. During the failure the cruise control feature was inoperable, and the audible warning was activated. The vehicle was taken to the local dealer who replaced the ABS and EBS modules, but the failure persisted. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was 30,000.

NHTSA ODI 11579334

Feb 27, 2024Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated that while operating the vehicle, the "Service ABS Electronic Braking System" message was displayed, and the vehicle would not immediately stop while depressing the brake pedal. Additionally, the cruise control failed to operate while the message was displayed. The vehicle was taken to the local dealer who diagnosed that the ABS Hydraulic Brake Module was faulty and needed to be replaced. The vehicle was not yet repaired. The manufacturer was notified of the failure, but no assistance was offered. The failure mileage was 2,000.

NHTSA ODI 11574300

Feb 12, 2024Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated that while operating the vehicle, the ABS warning light suddenly illuminated. The contact stated that when the failure occurred, the cruise control feature disengaged and became inoperable. The vehicle was taken to the local dealer who diagnosed that the ABS module was faulty and needed to be replaced. The manufacturer was made aware of the failure but no assistance was provided. The vehicle was not repaired. The failure mileage was 45,000.

NHTSA ODI 11571408

Feb 12, 2024Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated that while operating the vehicle the ABS warning light suddenly remained illuminated. The contact stated that when the failure occurred the cruise control feature had disengaged and became inoperable. The vehicle was taken to the local dealer who diagnosed that the ABS module was faulty and needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure but no assistance was offered. The failure mileage was 45,000.

NHTSA ODI 11571409

Feb 5, 2024Service Brakes, Air

See attached document for complaint

NHTSA ODI 11569964

Feb 2, 2024BrakesService Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated that when the vehicle was started, the ABS and traction control warning lights illuminated. The contact stated that the vehicle began to shift sideways while driving up a hill. On another occasion, while driving at various speeds with the cruise control activated, the feature failed to function as needed. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was approximately 55,000.

NHTSA ODI 11569450

Jan 31, 2024Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated while driving at approximately 30 MPH, the ABS warning light illuminated intermittently. The vehicle was later taken to the local dealer for a routine maintenance check, and it was diagnosed and determined that the ABS and Hydraulic Control Unit (HCU) needed to be replaced; however, the local dealer did not have the parts to do the repair. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was 75,914.

NHTSA ODI 11569013

Jan 19, 2024BrakesService Brakes, AirSpeed control

The contact owns a 2018 Ram 2500. The contact stated that while driving at various speeds, the ABS and traction control warning lights activated along with an audible alarm. The contact stated that during the failure, the cruise control feature was inoperable. The cause of the failure was not yet determined. The local dealer was notified of the failure. The manufacturer was not yet contacted. The failure mileage was 42,500.

NHTSA ODI 11566495

Jan 8, 2024Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated that while driving at 55 MPH, the ABS warning light was illuminated. The vehicle was taken to the local dealer, where it was diagnosed and determined that the ABS needed to be replaced. The vehicle was repaired, but the failure recurred. The manufacturer was contacted, but no assistance was provided. The failure mileage was approximately 37,000.

NHTSA ODI 11564090

Dec 5, 2023Service Brakes, AirElectrical systemTraction Control System

The contact owns a 2018 Ram 2500. The contact stated that while driving at an undisclosed speed, the ABS and Traction Control warning lights illuminated on the instrument panel. The vehicle was taken to the dealer, who diagnosed a failure with the ACU, causing a general electrical failure. The vehicle was not repaired. The manufacturer was notified of the failure but provided no assistance. The failure mileage was 50,000.

NHTSA ODI 11558579

Oct 24, 2023Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated that the "Service ABS" warning light would intermittently appear on the instrument panel. The contact used a code reader which retrieved an ABS pump motor control failure. The dealer nor the manufacturer had yet to be notified of the failure. The vehicle had yet to be repaired. The failure mileage was approximately 50,000.

NHTSA ODI 11551604

Oct 18, 2023Service Brakes, Air

The contact owns a 2018 Ram 2500. The contact stated while driving at an undisclosed speed, the ABS warning light illuminated. The contact stated that the ABS module had previously been replaced; however, the failure recurred. The vehicle was taken to the dealer, where it was diagnosed that the ABS module needed to be replaced a second time. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 33,000.

NHTSA ODI 11550648

Oct 12, 2023Service Brakes, AirTransmission & drivetrain

The contact owns a 2018 Dodge Ram 2500. The contact stated that while driving at 55 MPH, the brake pedal felt firm, and more pressure needed to be applied to the pedal in order to stop the vehicle. The Abs and electronic brake warning light was illuminated. The vehicle was taken to a dealer to be diagnosed. The contact was informed that the failure was due to a faulty ABS module and HCU, both needed to be replaced. The vehicle had not been repaired. The manufacturer was made aware of the failure and determined that they did not have the parts for repair. The failure mileage was approximately 40,438.

NHTSA ODI 11549593

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Working with the data? Download all 2,489 complaints as CSV · fetched from NHTSA July 14, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2018 Ram 2500 Regular Cab verdict →