▲ 1 r/AskAMechanic
2012 mazda 6i, 2.5L. car is shaky when i’m accelerating past 60mph, but once i pass that threshold, it’s fine.
Anyone have insight for me? i was thinking maybe spark plugs but have no idea 😅 i also have a P0420 code for my aging catalytic converter if that helps at all.
u/realslimmatey — 3 days ago