Originally Posted by kevinbahnz
Sounds like my car. just passed 101k miles. just had spark plugs replaced and tune up at 100k by the dealership. had some misfirings on multiple cylinders at 101k miles took it to an indy shop and had low fuel sensors replaced but iits still doing the same thing. Car runs fine but it has a rough idle. Might try the walnut shell blasting next.
Did the dealership not explain why it was doing this?