The contact owns a 2018 Ram 1500. While the contact's mother was driving at highway speeds, the vehicle stalled. There was no warning light illuminated. The contact used a code reader and retrieved a code related to the high-pressure fuel pump (HPFP) that the HPFP was operating at half the required pressure. The vehicle was taken to the dealer where it was diagnosed with an HPFP failure. The contact was informed that the high-pressure fuel pump needed to be replaced. The vehicle was not repaired. The contact was informed that the fuel system was contaminated. The contact was informed that the repair was not covered under warranty. In addition, the contact stated that the high-pressure fuel pump was replaced in October 2025 under NHTSA Campaign Number: 22V406000 (Fuel System, Diesel). The manufacturer was not made aware of the failure. The failure mileage was approximately 80,900.

- Mulvane, KS, USA

The contact owns a 2018 Ram 1500. The contact stated that while driving approximately 20 MPH and making a right turn, the vehicle started vibrating and almost stalled. The contact stated that the check engine warning light and a warning light for the throttle body was illuminated. The contact stated that the vehicle stalled. The contact attempted to restart the vehicle and was able to drive off the roadway; however, the vehicle stalled again. The contact was unable to restart the vehicle. The contact raised the hood and there was oil on the engine block and there was the odor of diesel fuel in the engine compartment. The contact had the vehicle was towed to a local dealer. The dealer diagnosed the vehicle and determined that the fuel pump had failed, and that the engine had been contaminated and needed to be replaced. The vehicle was not yet repaired. The contact related the failure to NHTSA Campaign Number: 22V406000 (Fuel System, Diesel), which was performed in 2024. The manufacturer was informed of the failure and informed the contact that the vehicle was no longer covered under warranty. The failure mileage was approximately 118,000.

- Tuscaloosa, AL, USA

The contact owns a 2018 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was made aware of the issue and confirmed that parts were not yet available. The manufacturer was made aware of the issue and confirmed that parts were not yet available. The contact had not experienced a failure.

- Santa Rosa Beach, FL, USA

The contact owns a 2018 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (FUEL SYSTEM, DIESEL); however, the part to do the recall repair was unavailable. The contact stated while driving on the freeway and over a bridge at an undisclosed speed, the vehicle stalled. The contact stated that several dealers were contacted, and the contact was informed that the parts to repair the vehicle were no longer available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure. Parts distribution disconnect.

- Orange, CA, USA

The contact owns a 2018 Ram 1500. The contact stated while driving at an undisclosed speed, the brake, traction control, and ABS warning lights illuminated. The vehicle was taken to an independent mechanic, where it was diagnosed that the ABS module had failed and needed to be replaced. The vehicle was not repaired. The dealer was contacted. The vehicle was not diagnosed or repaired. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel); however, the part to do the recall repair was unavailable. The dealer was contacted and confirmed that parts were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the failure. The approximate failure mileage was 64,137. VIN tool confirms parts not available.

- Sarasota, FL, USA

The contact owns a 2018 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (FUEL SYSTEM, DIESEL); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. Parts distribution disconnect.

- Ridgecrest, CA, USA

The contact owns a 2018 Ram 1500. The contact received notifications of NHTSA Campaign Numbers: 22V406000 (FUEL SYSTEM, DIESEL) and 23V411000 (ENGINE AND ENGINE COOLING); however, the parts to do the recall repairs were not yet available. The local dealer was contacted. The contact stated that while driving at an undisclosed speed, the vehicle failed to accelerate as intended while depressing the accelerator pedal. The vehicle hesitated before functioning normally. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The failure mileage was unknown. Parts distribution disconnect.

- Clovis, CA, USA

The contact owns a 2018 RAM 1500. The contact stated that while driving at an undisclosed speed, the vehicle stalled and lost motive power. The throttle control warning light was illuminated. The vehicle was towed to an independent mechanic where it was diagnosed with fuel pump failure. The contact was informed that the fuel pump needed to be replaced. The vehicle was not repaired. The vehicle was towed to the dealer and was diagnosed with fuel pump failure. The contact was informed that the fuel pump needed to be replaced. The vehicle was not repaired. The contact was informed that the parts were on backorder. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure and a case was filed. The contact was advised to contact the NHTSA Hotline to report the failure. The failure mileage was 82,000. Parts distribution disconnect.

- Augusta, MI, USA

The contact owns a 2018 Ram 1500. The contact stated while driving 50 MPH, the vehicle lost motive power, and the contact turned off and restarted the vehicle. The vehicle was taken to the dealer where it was diagnosed and determined that the fuel system needed to be replaced. The high-pressure fuel pump was replaced, and the vehicle was repaired. The VIN was not included in NHTSA Campaign Number: 22V406000 (FUEL SYSTEM, DIESEL). The manufacturer was notified of the failure. The failure mileage was 113,000.

- West Monroe, LA, USA

The contact owns a 2018 Ram 1500. The contact received notifications of NHTSA Campaign Numbers: 22V406000 (Fuel System, Diesel) and 23V411000 (Engine and Engine Cooling); however, the parts to do the recall repairs were not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repairs. The manufacturer was made aware of the issue. The contact had not experienced a failure. Parts distribution disconnect.

- Clovis, CA, USA

The contact owns a 2018 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) and 23V411000 (Engine and Engine Cooling) however, the parts to do the recall repairs were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. Parts distribution disconnect.

- Kalama, WA, USA

The contact owns a 2018 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was made aware of the issue and confirmed that parts were not yet available. The manufacturer was made aware of the issue and confirmed that parts were not yet available. The contact had not experienced a failure. Parts distribution disconnect.

- Cathedral City, CA, USA

The contact owns a 2018 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact stated that while driving at an undisclosed speed, the vehicle lost motive power. The check engine, throttle control, and other unknown warning lights were illuminated. The vehicle was able to be restarted but went into Limp Mode. The vehicle was taken to the dealer, and the contact was informed that parts were not yet available. The vehicle was not repaired. The manufacturer was made aware of the failure and confirmed that parts were not yet available. The failure mileage was approximately 120,000. Parts distribution disconnect.

- Stevensville, MI, USA

The contact owns a 2018 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System Diesel) however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

- Lakewood, CA, USA

The contact owns a 2018 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was made aware of the issue. The manufacturer was not made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

- Granger, IA, USA

The contact owns a 2018 Ram 1500. The contact stated that the navigation system was dialing numbers independently. The contact stated that the air conditioner and heater were independently activating and deactivating. The vehicle was taken to the local dealer, who determined there was no indication of delamination to the screen. The vehicle was repaired. The manufacturer was contacted. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The failure mileage was approximately 38,472. VIN tool confirms parts not available.

- Poway, CA, USA

The contact owns a 2018 Ram 1500. The contact stated while driving 50 MPH, the vehicle lost motive power. There was no warning light illuminated. The contact was able to veer to the side of the road. The vehicle was towed to the contact's residence. The vehicle was then towed to the dealer, where it was diagnosed and determined that the high-pressure fuel pump (HPFP) had failed. The fuel system assembly was replaced. The contact related the failure to NHTSA Campaign Number: 22V406000 (Fuel System, Diesel). Additionally, the contact stated while driving 70 MPH, the check engine warning light illuminated, and the vehicle lost motive power. The vehicle was towed to the residence. The vehicle was then towed to the dealer, where it was diagnosed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure and informed the contact that they would consider covering half of the repair cost. The failure mileage was approximately 70,000.

- Fontana, CA, USA

The contact owns a 2018 Ram 1500. The contact stated that upon attempting to start the vehicle, the vehicle failed to start. No warning lights were illuminated. The vehicle was taken to an independent mechanic, who determined that the high-pressure fuel pump system was clogged and required a fuel system flush. The vehicle was repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 22V406000 (Fuel System, Diesel). The VIN was included but parts were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was made aware of the issue and confirmed that parts were not yet available. The manufacturer was made aware of the issue and confirmed that parts were not yet available. The failure mileage was 144,000. VIN tool confirms parts not available.

- Red Boiling Springs, TN, USA

The contact owns a 2018 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact stated that while driving at an undisclosed speed, the vehicle failed to accelerate as intended. The contact stated that while at a stop sign, the accelerator pedal was depressed; however, the vehicle hesitated and failed to accelerate. The dealer was made aware of the failure but confirmed that parts for the recall repair were not yet available. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 90,000. VIN tool confirms parts not available.

- Willard, OH, USA

The contact owns a 2018 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000(Fuel System, Diesel) however, the part to do the recall repair was unavailable. The local dealer was contacted and it was confirmed that the part was not available. The contact stated that the manufacturer exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced the failure. The VIN tool confirms parts not available.

- Unadilla, NE, USA