Ford E-350 2011–2013 — technical service bulletin
Bulletin TSB-13-5-4 · NHTSA communication 10052766 · issued May 6, 2013
Technical service bulletin
communication type
Engine
component
2011–2013
model years
5
vehicle entries
Official summary
Ford: vehicle's engine consumes at least 1 qt of engine oil after being driven approx. 3,000 miles (4,800km). Models 2011-2013 e-350, e-450. *pe
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.