YearToAvoid

2020 Ram 2500 Engine Problems

NHTSA lists 36 engine complaints for the 2020 Ram 2500, 22% of its 162 total complaints. The median mileage at failure was 10,000 miles, and no related recall is listed in this data despite several complaints mentioning a fuel pump recall.

Engine complaints
36
22% of 162
Crashes reported
1
Fires reported
1
Injuries reported
0
Median mileage
10,000 mi
Related recalls
0

Typical engine symptoms owners report

  • Owners describe sudden loss of engine power while driving, sometimes with surging or throttle bogging before the truck stalls.
  • Several report the CP4 high-pressure fuel pump failing, causing stalling, hard starts, misfires, and engine shuddering.
  • Some owners heard a squeak or noise from a pulley, belt, or tensioner shortly after taking delivery of a nearly new truck.
  • One owner reported the engine catching fire under the hood shortly after starting it.
  • A few describe the truck dying completely in traffic, losing power steering and brakes along with the engine, sometimes with an exhaust system warning.

When 2020 Ram 2500 engine complaints were filed

First complaint Jun 10, 2020, latest Jul 7, 2026.

2020 Ram 2500 engine complaints: complaints filed per month3Jun 2020Mar 2021Apr 2022Jun 2023Aug 2024May 2025Mar 2026
36 complaints filed with NHTSA from Jun 2020 to Jul 2026; peak Apr 2022 (3).

Engine recalls for the 2020 Ram 2500

No safety recalls on record for this model year.

Engine complaints by 2500 model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 201354 (30%)
  2. 201487 (26%)
  3. 201553 (25%)
  4. 201671 (28%)
  5. 2017117 (17%)
  6. 2018380 (15%)
  7. 201941 (21%)
  8. 202036 (22%)
  9. 202129 (27%)
  10. 202238 (21%)
  11. 202312 (25%)
  12. 202410 (17%)
  13. 202511 (18%)

Frequently asked questions

How many 2020 Ram 2500 engine complaints does NHTSA have?
NHTSA lists 36 engine complaints for the 2020 Ram 2500, which is 22% of the 162 total complaints filed for that model year.
Is there a recall for the 2020 Ram 2500 engine?
The data provided lists no related recalls for this engine complaint category, though multiple owner complaints reference a fuel pump recall on the 6.7 Cummins engine.
At what mileage do 2020 Ram 2500 engine problems usually occur?
The median mileage at failure reported to NHTSA for engine issues on the 2020 Ram 2500 is 10,000 miles.
What are the most common engine complaints on the 2020 Ram 2500?
Owners most often describe sudden power loss while driving, fuel pump failures causing stalling and misfires, and unusual pulley or belt noise early in ownership.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.