Tl* the contact owns a 2015 Ram 1500. The contact stated that while his vehicle was idle, the vehicle began to overheat and white smoke started coming from the engine without warning. The contact immediately shut off the vehicle to prevent it from catching on fire. The contact then called an independent mechanic who arrived and inspected the vehicle. The mechanic was unable to determine the cause…
2015 RAM 1500 engine problems
severe 241 complaints filed with NHTSA · avg repair $3,100 · see engine across all vehicles →
Failure mileage
Complaints
241
Recalls
0
Avg fix
$3,100
1crash
28fires
5injuries
When does it fail?
Of the 241 engine complaints filed for the 2015 RAM 1500, here's the actual mileage breakdown — failures cluster heaviest at 150,000+ mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What stands out
Of the 11 model years of RAM 1500 we track for engine problems, this one carries the most owner complaints on file — 241.
Owners have filed 241 engine complaints with NHTSA against this vehicle, but no formal recall covers the issue — the federal record reflects what manufacturers have admitted, not everything owners are reporting.
What owners are reporting 2 most recent
The contact owns a 2015 Ram 1500. The contact stated that the vehicle was serviced under NHTSA Campaign Number: 20V475000 (Engine and Engine Cooling); however, the failure persisted. The contact stated that while driving 55 MPH and merging onto the highway, the vehicle failed to accelerate as intended while depressing the accelerator pedal, and the vehicle stalled. The check engine and the…
Had engine trouble with your 2015 RAM 1500?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the engine problem on the 2015 RAM 1500?
It's a meaningful issue. 241 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $3,100.
At what mileage does the engine typically fail?
Across the 166 complaints that reported odometer mileage, most engine failures cluster between 53,000 and 115,116 miles, with the median around 87,600. A quarter of owners report trouble before 53,000; a quarter make it past 115,116. Maintenance history matters more than the odometer alone — this is the reported failure window, not a guarantee.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2015/RAM/1500.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.