Rerouting Ignition Coil/Spark Plug Wires Can Solve Misfire/Surge Problems on Dodge B250

Submitted by Vehicle Owner · May 29, 2025
Published by RepairPal

Problem overview

On the 3.9L V6 and 5.2L V8, rerouting the ignition coil wire and spark plug wires can help solve a misfire and/or surge problem that occurs at approximately 45 mph. A service bulletin was published that outlines the specifics of the repair. It states the rerouting procedure should be performed before other repairs are done for misfires, surging or spark knock.

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Dodge B250 vehicles with this problem

Average mileage: 167,503 miles
(150,000 - 200,000)

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