THE WEEKLY DRIVER

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Reliability Database

Ram

Engine Reliability & Known Problems

Based on 21,438 NHTSA complaints. Updated August 2026.

5 Models
67 Engines Rated
9 Generations
21,438 NHTSA Complaints
Engine Ratings Overview
34 recommended 14 caution 19 avoid

Heavy-Duty Truck

2 models
2500
2 generations · 16 engines
2010-20182019-2025
7 recommended 3 caution 6 avoid
3500
2 generations · 14 engines
2010-20182019-2025
7 recommended 2 caution 5 avoid

Full-Size Truck

1 model
1500
3 generations · 29 engines
2009-20182019-20252026
17 recommended 7 caution 5 avoid

Full-Size Van

1 model
ProMaster
1 generation · 5 engines
2014-2025
2 recommended 1 caution 2 avoid

Compact Van

1 model
ProMaster City
1 generation · 3 engines
2015-2022
1 recommended 1 caution 1 avoid
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