2015 RAM 1500 engine and engine cooling problems
62 owner complaints filed with NHTSA name the engine and engine cooling on the 2015 RAM 1500 — 4% of all complaints for this model year.
What owners report
“The contact owns a 2015 Ram 1500. The contact stated that the dealer performed an unknown software update associated with an unknown class-action lawsuit settlement without the owner's consent. Following the software update, the vehicle experienced cooling system failures, including oil intrusion…”
filed Aug 24, 2026
“The contact owns a 2015 Ram 1500. The contact stated that while driving approximately 80 MPH with cruise control engaged, the contact heard an abnormal sound. Upon deactivating the cruise control feature, the vehicle stalled. There was no warning light illuminated. The contact was able to pull over…”
filed Feb 25, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Crankshaft position sensor tone wheel may delaminate, causing the engine to lose its…Campaign 23V411000 · Jun 8, 2023
- Crankshaft position sensor tone wheel may delaminate causing the engine to lose its…Campaign 20V475000 · Aug 13, 2020
- Exhaust Gas Recirculation (EGR) cooler may crack and allow pre-heated vaporized coolant…Campaign 19V757000 · Oct 24, 2019
Engine and Engine Cooling problems in other 1500 years
| Year | Reports | Share |
|---|---|---|
| 2025 1500 | 6 | 2% |
| 2023 1500 | 1 | 1% |
| 2022 1500 | 4 | 1% |
| 2021 1500 | 4 | 1% |
| 2020 1500 | 10 | 2% |
| 2019 1500 | 17 | 1% |
| 2018 1500 | 45 | 7% |
| 2017 1500 | 32 | 4% |
| 2016 1500 | 61 | 4% |
| 2014 1500 | 50 | 3% |
| 2013 1500 | 8 | 1% |
Other reported problem areas on the 2015 RAM 1500
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.