Question Asked: rumble-strip-like vibration
November 09, 2009, 05:54 AM
When going about 30-40 MPH uphill, it feels like I am going over a rumble strip. Told it was misfiring, I had new plugs and wires tuneup. Still did it. Had tires rotated, This helped 80%, but still it's there. What else could it be?