repaired · 2025 Q1
Foundation components: hoses, lines/piping, and fittings
Risk. A brake hose rupture can cause a loss of braking ability, increasing the risk of a crash.
2020 Ram 4500Problems, recalls & complaints
NHTSA has logged 4 owner complaints about the 2020 Ram 4500, most often about the visibility. It is covered by 9 safety recalls, and for recall 21V-398 the manufacturer reports only 44% of affected cars repaired.
Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through September 11, 2026. Updated daily.
Complaints by system
Where the 2020 Ram 4500 has problems
4 complaints grouped by the system owners reported.
2Visibility
1Fuel/propulsion system
1Fuel system, diesel
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Visibility | 2 | 0 |
| Fuel/propulsion system | 1 | 0 |
| Fuel system, diesel | 1 | 0 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
9 recalls
2020 Ram 4500 recalls and how many were fixed
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
repaired · 2023 Q4
Windshield wiper/washer: linkages
Risk. Reduced visibility increases the risk of a crash.
repaired · 2024 Q4
Delivery: fuel pump
Risk. An engine stall increases the risk of a crash.
repaired · 2023 Q1
Engine: oil/lubrication
Risk. Low oil can damage the engine, causing an oil leak or a punctured engine block, increasing the risk of a fire.
Show 5 more recalls
repaired · 2023 Q3
Wheels: lugs/nuts/bolts/studs
Risk. Wheel separation can cause a vehicle crash.
repaired · 2021 Q2
Foundation components: hoses, lines/piping, and fittings
Risk. A worn rear brake caliper flexible line may cause brake fluid leakage which may result in a partial or complete loss of the rear brakes, increasing the risk of…
no report yet
Service brakes
Risk. A worn rear brake caliper flexible line may cause brake fluid leakage, which may result in a partial or complete loss of the rear brakes, increasing the risk…
repaired · 2020 Q2
Vacuum: hoses, lines/piping, and fittings
Risk. A worn rear brake line may leak fluid, resulting in a partial or complete loss of the rear brakes, increasing the risk of a crash.
repaired · 2022 Q2
Electrical system: software
Risk. A damaged engine block may leak oil, which can contact hot engine or exhaust components, increasing the risk of a fire.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Ram.
Best & worst years
2020 vs. every other 4500 year
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the 4500 median. How we score
'08'09'13'14'15'16'17'18'19'20'21'22'23'24'25'26
- Avoid
- Caution
- Solid
- Best
- Not rated
2 investigations
NHTSA defect investigations
Federal investigations that included the 2020 Ram 4500, and the recalls they led to.
- High pressure fuel pump failureLed to recall 24V-957
- High pressure fuel pump failureNo recall
In owners' words
What 4500 owners report
Recent visibility complaints filed with NHTSA, shortened. Personal details are removed.
The contact owns a 2020 Ram 4500. The contact stated that while driving approximately 65 MPH during a rainstorm, the windshield wipers were activated; however, the windshield wipers failed to engage as needed. The contact attempted to activate the windshield wipers several times, but the windshield…
The contact owns a 2020 Ram 4500. The contact received notification of NHTSA Campaign Number: 21V880000 (Fuel System, Diesel) and 22V035000 (Visibility) however, the parts to do the recall repairs were not yet available. The local dealer was contacted. The contact stated that the manufacturer had…
Own a 2020 4500?
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.