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Jerry, Master Mechanic
Category: Dodge
Satisfied Customers: 1754
Experience:  ASE Master tech, 30 years exp. troubleshooter, driveability tech
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What cause p1391 and how to repair it ?

Customer Question

What cause p1391 and how to repair it ?
Submitted: 2 years ago.
Category: Dodge
Expert:  Ted G. replied 2 years ago.
Hi, What is your year, make, and model and do you have any symptoms or is it just a check engine light on?