Most common 2020 Ram Promaster problems
Share of the 42 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Ram Promaster complaints by model year
Best Promaster years: 2016, 2025, 2018. Years to avoid: 2021, 2023, 2022. Compare all years →
2020 Ram Promaster recalls (5)
Equipment adaptive/mobility › Wheelchair restraints/securement › Latch/anchor
Rollx Vans (Rollx) is recalling certain GMC Yukon, Sierra, Chevrolet Express 2500, Ford Transit, E-250, Toyota Sienna, Sienna Hybrid, Honda Odyssey, Chrysler Town and Country, Voyager, Pacifica, Dodge Grand Caravan, and Ram Promaster vehicles equipped with QRT-Deluxe and QRT-Max wheelchair restraints.
Remedy: Rollx will work with Q'Straint to inspect and replace the retractors as necessary, free of charge. Owner notification letters were mailed February 5, 2026. Owners may contact Rollx's customer service at 1-800-956-6668.
Engine and engine cooling › Cooling system › Radiator assembly
Chrysler (FCA US, LLC) is recalling certain 2018-2026 Ram ProMaster vehicles. The electrical circuit for the radiator fan may overheat.
Remedy: Dealers will replace the cooling fan module and fuse. In addition dealers will provide an addendum for the manual and label for the power distribution center.
Back over prevention › Sensing system › Camera
Chrysler (FCA US, LLC) is recalling certain 2019-2021 Ram ProMaster and 2019-2020 Dodge Journey vehicles. Cracks in the microprocessor may cause the vehicle's rearview camera image not to display properly.
Remedy: Dealers will replace the rearview camera, free of charge. Interim notification letters, notifying owners of the safety risk, were mailed beginning September 30, 2025.
Power train › Automatic transmission › Internal › Park pawl
Chrysler (FCA US, LLC) is recalling certain 2019-2021 Ram ProMaster vehicles equipped with a 62TE transmission. The park pawl may not fully engage the park gear due to debris inside the transmission.
Remedy: Dealers will update the powertrain control module software, and inspect and replace, as necessary, the transmission or components within the transmission, free of charge.
Air bags
Chrysler (FCA US LLC) is recalling certain 2020 Ram Promaster vans and 1500 pickups. The affected vehicles may have an improperly crimped diffuser in the side curtain airbag which may result in the diffuser detaching from the inflator in the event of an air bag deployment.
Remedy: FCA US will notify owners, and dealers will replace the side curtain air bag assemblies, free of charge. The recall began July 16, 2020. Owners may contact FCA US customer service at 1-800-853-1403.
What 2020 Ram Promaster owners say
Driver assistance
The contact owns a 2020 Ram Promaster 3500. The contact received notifications of NHTSA Campaign Numbers: 25V552000 (Back Over Prevention) and 25V720000 (Engine and Engine Cooling); however, the parts to do the recall repairs were unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repairs. The contact stated that while in reverse(R), the back over prevention camera failed to properly operate and failed to display an image of the rear of the vehicle. The failure was intermittent. The coolant level failed to remain at the proper levels and coolant needed to be added frequently. The contact stated that the battery suddenly lost power and need to be recharged more frequently. The dealer was contacted several times; however, the part to do the recall repair was not yet available. …
The contact owns a 2020 Ram ProMaster 2500. The contact stated that while the vehicle was parked and turned off, the engine cooling fan continued running. The vehicle was towed to the dealer, where it was diagnosed and determined that the wiring harness, fuse box, and two modules had failed and needed to be replaced. The vehicle was repaired; however, the failure recurred. The contact discovered that the VIN was associated with NHTSA Campaign Numbers: 25V720000 (Engine and Engine Cooling) and 25V552000 (Back Over Prevention) while searching online. However, parts to do the recall repairs were not yet available. The vehicle was towed back to the dealer, where it was diagnosed, and determined that the cooling fan module and fuse had failed and needed to be replaced. The vehicle was not repaired. The dealer confirmed that parts were not yet available. …
Transmission & drivetrain
The contact owns a 2020 Ram Promaster 1500. The contact received notification of NHTSA Campaign Number: 23V301000 (POWER TRAIN). However, the dealer refused to replace the transmission. The dealer informed the contact that replacing the transmission was not included in the remedy. The contact stated that the failure of the transmission caused the front pump to not function as intended. The contact stated that on a separate occasion, the transmission failed to function as intended. The contact attempted to shift the gear lever; however, the transmission failed to engage as intended. The vehicle was taken to the dealer, and the Powertrain Control Module calibration software was updated. The contact stated that the vehicle remained at the dealer. The manufacturer was made aware of the failure but provide no assistance. The failure mileage was 95,000.
The contact owns a 2020 Ram 1500 Promaster. The contact stated that while driving at various speeds, the transmission unexpectedly downshifted. No warning lights were illuminated. The vehicle then returned to normal functionality. The local dealer was not contacted. The contact attempted a hard reset on the vehicle. The contact removed the battery cable, waited for several minutes, and then reinstated the battery cables. The contact stated that the failure persisted. Upon investigation, the contact discovered that the previous owner had received NHTSA Campaign Number: 23V301000 (POWER TRAIN). The vehicle was repaired under that recall. The manufacturer was made aware of the failure. The failure mileage was 64,315.
Engine & cooling
The contact owns a 2020 Ram Promaster 3500. The contact received notifications of NHTSA Campaign Numbers: 25V552000 (Back Over Prevention) and 25V720000 (Engine and Engine Cooling); however, the parts to do the recall repairs were unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repairs. The contact stated that while in reverse(R), the back over prevention camera failed to properly operate and failed to display an image of the rear of the vehicle. The failure was intermittent. The coolant level failed to remain at the proper levels and coolant needed to be added frequently. The contact stated that the battery suddenly lost power and need to be recharged more frequently. The dealer was contacted several times; however, the part to do the recall repair was not yet available. …
The contact owns a 2020 Ram ProMaster 2500. The contact stated that while the vehicle was parked and turned off, the engine cooling fan continued running. The vehicle was towed to the dealer, where it was diagnosed and determined that the wiring harness, fuse box, and two modules had failed and needed to be replaced. The vehicle was repaired; however, the failure recurred. The contact discovered that the VIN was associated with NHTSA Campaign Numbers: 25V720000 (Engine and Engine Cooling) and 25V552000 (Back Over Prevention) while searching online. However, parts to do the recall repairs were not yet available. The vehicle was towed back to the dealer, where it was diagnosed, and determined that the cooling fan module and fuse had failed and needed to be replaced. The vehicle was not repaired. The dealer confirmed that parts were not yet available. …
2020 Ram Promaster engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 2.4L 4-cyl | 9-speed automatic | FWD | 21 / 28 / 24 |
EPA ratings. Class: —.
Frequently asked questions
Is the 2020 Ram Promaster a good car?
Based on 42 owner complaints filed with NHTSA, the 2020 Promaster rates average: about as many complaints as a typical year of the Promaster at the same age. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2020 Ram Promaster?
The driver assistance — 12 complaints, 29% of all complaints for this model year, most often about rearview system braking. Next are the transmission & drivetrain (10) and engine & cooling (9).
How many recalls does the 2020 Ram Promaster have?
There are 5 recalls for the 2020 Ram Promaster, the most recent from December 17, 2025 (latch/anchor). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Ram Promaster?
The best years by complaints, compared at the same age, are 2016, 2025 and 2018. Years to avoid or approach with caution: 2021, 2023 and 2022. See the full Ram Promaster years comparison.
At what mileage do 2020 Ram Promaster problems happen?
The median mileage reported in complaints is about 64,000 miles; 47% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.