The contact owns a 2018 Ram 2500. The contact stated while driving at various speeds, the "Service ABS" warning light illuminated the instrument panel with a continuous warning chime throughout the vehicle. The vehicle was taken to a dealer; however, an official diagnostic test was not performed. The vehicle was not repaired. The manufacturer had yet to be notified of the failure. The failure mileage was approximately 75,000.

- Hollywood, SC, USA

The contact owns a 2018 Ram 2500. The contact stated while driving 5 MPH, the ABS inadvertently activated. The contact stated that the vehicle stalled with the ABS warning light activated. The contact was able to restart the vehicle; however, the failure recurred. The vehicle was taken to the dealer but was not diagnosed or repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 37,000.

- Weatherford, TX, USA

The contact owns a 2018 Ram 2500. The contact stated that while driving at an undisclosed speed, he became aware of a failure with the ABS and HCU systems. The Service Electric Braking System and Service Antilock Braking System warning lights were illuminated. The local dealer was contacted; however, no assistance was provided since the parts to perform the repair were not available. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was 38,000.

- Linwood, NC, USA

The contact owns a 2018 Ram 2500. The contact stated that while driving at various speeds, an audible alarm activated and the messages "Service Electronic Braking System", "Service ABS" and "Traction Control Loss" were displayed. The contact stated that the failure was intermittent. The cause of the failure was not yet determined, and the vehicle was not yet repaired. The local dealer was notified of the failure and informed that the contact that the failure was possibly caused by a faulty HCU and ABS modules. The manufacturer was not notified of the failure. The contact was informed of the NHTSA Action Number: PE22012 (Service Brakes, Hydraulic) regarding the failure. The failure mileage was 42,000.

- Columbia, MO, USA

The contact owns a 2018 Ram 2500. The contact stated that while driving at an undisclosed speed during inclement weather, the vehicle briefly failed to maintain traction. The ABS warning light was illuminated. The vehicle was taken to the dealer, who diagnosed failures with the ABS pump and the ABS control module. The vehicle was repaired, but the failure reoccurred. After investigating the failure, the contact associated the failure to NHTSA Action Number: PE22012 (Service Brakes, Hydraulic). The manufacturer was not notified of the failure. The failure mileage was 10,000.

- Graham, NC, USA

The contact owns a 2018 Ram 2500. The contact stated while driving 60 MPH with the cruise control engaged, the Service ABS System and Service Electronic Brakes warning lights illuminated. The contact stated that the cruise control disengaged, and the traction control warning light illuminated. The contact stated that the failure was intermittent but had become a recurring failure. The vehicle was taken to a local dealer who diagnosed that the HCU and ABS modules needed to be replaced. The vehicle was not repaired. The manufacturer was not informed of the failure. The failure mileage was approximately 30,000.

- Jefferson, SD, USA

The contact owns a 2018 Ram 2500. The contact stated while driving at an undisclosed speed and attempting to slow the vehicle, there was an abnormal grinding sound emanating from the brakes. The traction control and ABS warning lights were illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the rear brakes. The vehicle was repaired, but the failure reoccurred. The manufacturer was not notified of the failure. The failure mileage was 75,000.

- Coarsegold, CA, USA

The contact owns a 2018 Ram 2500. The contact stated while driving at an undisclosed speed with cruise control activated, the vehicle experienced a loss of traction control and brake performance. The cruise control then inadvertently deactivated. The Service Electronic Brake System message was displayed, and several unknown warning lights were illuminated. Additionally, the speedometer and tachometer dropped to zero while driving. The contact pulled over and turned off the vehicle, but the vehicle failed to restart. The contact disconnected and reconnected the battery to reset the vehicle. The vehicle was able to restart. The vehicle was taken to the dealer, where the HCU was replaced; however, the failure recurred. The vehicle was taken back to the dealer, where it was determined that the ABS module needed to be replaced; however, the part was on backorder. The vehicle was not repaired. The manufacturer was made aware of the failure and a case was opened. The contact related the failure to NHTSA Action Number: PE22012 (Service Brakes, Hydraulic). The failure mileage was approximately 46,000.

- Stillwater, MN, USA

The contact owns a 2018 Ram 2500. The contact stated that the ABS warning light was illuminated intermittently. The warning light became more persistent over time. The vehicle was taken to the dealer where it was diagnosed that the ABS hydraulic control unit had failed and needed to be replaced. The vehicle had not been repaired due to the parts being on backorder. The manufacturer was made aware of the failure, and it was confirmed that there was no recall or warranty coverage for the failure. The failure mileage was 44,000.

- Lake Stevens, WA, USA

The contact owns a 2018 Ram 2500. The contact stated while driving at an undisclosed speed, the traction control and the ABS warning lights illuminated, and an alarm sounded. Additionally, the brake pedal was soft. The contact stated that the failure recurred several times while driving. The vehicle was taken to the dealer on two occasions, and the ABS module was replaced twice; however, the failure persisted. The vehicle was taken back to the dealer, where it was diagnosed. The dealer determined that the ABS module and the HECU needed to be replaced; however, the parts to repair were not available. The vehicle was not repaired. The manufacturer was notified of the failure and informed the contact that the parts were unavailable. The failure mileage was unknown.

- Daytona Beach, FL, USA

The contact owns a 2018 Ram 2500. The contact stated 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 failures with the ABS control module and hydraulic control module. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 48,000.

- Canalou, MO, USA

The contact owns a 2018 Ram 2500. The contact stated that while driving at an undisclosed speed, the ABS and traction control warning lights were intermittently illuminated. The vehicle was taken to an independent mechanic, who diagnosed that the hydraulic motor needed to be replaced. The vehicle was not repaired. The contact stated that the hydraulic motor had previously been replaced twice under warranty; however, the failure recurred. The manufacturer was made aware of the failure and a case was opened. The manufacturer advised the contact to take the vehicle to the dealer to be diagnosed. The failure mileage was approximately 58,000.

- Naples, FL, USA

The contact owns a 2018 Ram 2500. The contact stated while driving 65-70 MPH, the "Service Anti-Lock Braking System" message was displayed, and an audible chime sounded. The contact was able to continue driving. The contact stated that the failure had been reoccurring while driving. The vehicle was taken to the dealer, where it was diagnosed and determined that the ABS module and the ABS pump had failed and needed to be replaced; however, the parts were not available for repair. The vehicle was taken to an unknown second dealer, where it was diagnosed, and the same assessment was made. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 80,000.

- Breckenridge, TX, USA

The contact owns a 2018 Ram 2500. The contact stated that upon starting the vehicle, the ABS and traction control warning lights were illuminated on the instrument panel. The vehicle was taken to an independent mechanic, who diagnosed failures with the hydraulic control unit and the ABS control module. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 140,000.

- Paoli, IN, USA

The contact owns a 2018 Ram 2500. The contact stated while driving 50 MPH, the Service Emergency Braking System message was displayed. The ABS warning light was illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the ABS pump. The vehicle was repaired, but the failure reoccurred. The vehicle was taken back to the dealer, who diagnosed a failure with the ABS pump. The vehicle was not repaired. The manufacturer was notified of the failure but did not assist. The failure mileage was 23,000.

- Burnsville, NC, USA

The contact owns a 2018 Ram 2500. The contact stated that on several occasions while driving at various speeds, the electronic brake control unit warning light illuminated. The vehicle was taken to the dealer where the ABS was replaced. The manufacturer was notified of the failure. The failure mileage was 21,000.

- Cleveland, TX, USA

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 intermittently, and a message was displayed stating that the cruise control was unavailable. After restarting the vehicle, the vehicle returned to normal functionality however, the failure became a regular occurrence. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 22V140000 (Service Brakes, Hydraulic, Electronic Stability Control) but the VIN was not included. The manufacturer was not notified of the failure. The failure mileage was 56,000.

- Circleville, OH, USA

The contact owns a 2018 Ram 2500. The contact stated while driving at an undisclosed speed, the ABS warning light illuminated, and the Adaptive Cruise Control mode became inoperable. The contact stated that the failure had been recurring while driving, and a chime sounded each time the failure occurred. The vehicle was taken to an independent mechanic, where it was diagnosed and determined that the hydraulic control unit (HCU) and the ABS module needed to be replaced. The vehicle was not repaired. The vehicle was taken to the dealer, where it was diagnosed that the hydraulic control unit (HCU) needed to be replaced; however, the part was on a national backorder. The vehicle was not repaired. The manufacturer was notified for the failure. The failure mileage was approximately 30,000.

- San Marcos, TX, USA

The contact owns a 2018 Ram 2500. The contact stated while driving approximately 55 MPH, the ABS and stabili-trak warning lights illuminated. The contact stated that an audible beeping alarm was sounded. The contact stated that when the ABS warning light and other warning lights eliminated, with the Cruise Control activated, the cruise control would deactivate and needed to be reactivated by depressing the accelerator pedal. Additionally, the failure recurred while driving at various speeds. The contact had not taken the vehicle to a local dealer or independent mechanic. The vehicle had not been diagnosed and had not been repaired. The contact had researched online and related the failure to NHTSA Action Number: PE22012 (Service Brakes, Hydraulic). The manufacturer had not been informed of the failure. The failure mileage was approximately 74,000.

- Sautee Nacoochee, GA, USA

The contact owns a 2018 Ram 2500. The contact stated while driving approximately 65 MPH, the vehicle started to shake abnormally. The contact stated that the ABS and traction control warning lights were illuminated. The contact had taken the vehicle to a tire shop and had the tires rotated and the vehicle aligned. The vehicle as repaired, however the ABS and traction control warning lights illuminated again. The manufacturer had not been informed of the failure. The contact researched online and related the failure to NHTSA Campaign Number: 22V140000 (Service Brakes, Hydraulic, Electronic Stability Control). The failure mileage was approximately 65,000.

- Pierson, FL, USA