Close

Ford F-350 Super Duty Rough Idle

Learn if it's a simple fix or time to seek out a trusted technician.

What are common reasons my Ford F-350 Super Duty has a rough idle?

While there are a variety of reasons your Ford F-350 Super Duty has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.
34%
of the time it's
Vacuum Leak
21%
of the time it's
Spark Plugs
15%
of the time it's
Ignition Coil

Get your Ford issue diagnosed by a professional

Find a high quality auto repair shop or dealer near you
x

Related Ford F-350 Super Duty Questions

See what others are asking about their Ford F-350 Super Duty. Get answers from RepairPal's community of auto experts and enthusiasts.
was driving truck to work was running great. made a corner went to accelerate it was like it dropped a cylinder no po...
Truck experienced a lost of power during normal operation and then stalled. Attempts to restart was successful but th...

Related Ford F-350 Super Duty Problems

Find the most common driver-reported problems that are to blame when a Ford F-350 Super Duty has a rough idle.
Using the correct oil for this engine is critical. Improper engine oil can foam in the high pressure system and not d...
If the engine cranks but will not start, this may be caused by damaged wiring to the high pressure fuel pump. Wiring...
Ford F-350 Super Duty Repairs and Prices
All costs based on RepairPal Fair Price Estimate™ averages. Actual prices may change depending on final diagnosis.

Ford F-350 Super Duty Rough Idle Repair Symptoms

A failing ignition coil will create misfires in the engine, and lead to hesitation, extreme power loss, engine stalling, poor fuel mileage, and illumination of the check engine ...Read More
As we discussed, spark plugs are necessary for any gasoline engine to run. When they fail, the engine is in a constant state of attempting to ignite air and fuel, but cannot. Th...Read More