PICKUP - 6.7L DIESEL ENGINE - RUNS ROUGH DURING EXHAUST REGENERATION PROCESS - BUILT ON OR BEFORE 2/23/2016 ISSUE Some 2015-2016 F-Super Duty 250-450 Pickup vehicles equipped with a 6.7L diesel engine and built on or before 2/23/2016 may exhibit a runs rough/misfire condition only during the exhaust regeneration process. This condition typically occurs on light throttle tip in between 64-113 Km/h (40-70 MPH) and will not set diagnostic trouble codes (DTCs). The concern may be intermittent and a knocking noise may be present during the concern. SERVICE PROCEDURE 1. Reprogram the powertrain control module (PCM) to the latest calibration using Integrated Diagnostic System (IDS) release 99.03 or
full bulletin at NHTSA ↗2015 Ford F-450 engine problems
moderate 4 complaints filed with NHTSA · avg repair $3,100 · see engine across all vehicles →
Complaints
4
Recalls
0
Avg fix
$3,100
When does it fail?
Of the 4 engine complaints filed for the 2015 Ford F-450, here's the actual mileage breakdown — failures cluster heaviest at 0-25,000 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.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering engine on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
Pickup - 6.7L Diesel Engine - Runs rough during exhaust regeneration process - built on or before 02/23/2016
full bulletin at NHTSA ↗FORD: CERTAIN 2011-2015 FORD F-SUPER DUTY WITH 6.7 DIESEL ENGINES MAY EXPERIENCE A VIBRATION BUZZ NOISE FROM THE DIESEL FUEL CONDITIONING MODULE (DFCM) AND/OR MAY 10/1/1 PRESSURE FUEL LINES W/O DIAGNOSTIC TROUBLE CODE POOSA.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 4 most recent
total engine failure
total engine failure
Tl* the contact owns a 2015 Ford f-450. The contact stated that while driving at 65 MPH, the vehicle stalled. The contact was unsure about the information displayed on the message board. The vehicle was not diagnosed or repaired. The failure recurred on numerous occasions. The manufacturer was notified of the failure. The failure mileage was 8,000. The VIN was unavailable.
While driving at various speeds receive low fuel pressure / reduced engine power warning. Truck enters "limp home home" almost immediately. Reduced power at highway speed puts driver/passengers in harm as one can't maintain sufficient speed to safely exit the highway. Ford was unable to determine root cause on four occasions. On final occurrence dealer states Ford corporate wants to dismantle…
Had engine trouble with your 2015 Ford F-450?
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 Ford F-450?
It's a documented issue but not catastrophic. 4 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Based on the 4 complaints filed, engine issues most often appear around 13,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
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/Ford/F-450.
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.