This is usually a sign of a timing error... depending on make/model of your car you may need diagnostics of a timing light and a manual... I guess it could also be dirty air-filter or mixture incorrect.....
I would suggest you check the timing though!
you may have a misfire from your spark plugs. They may need changing. Also check your 02 sensor.
Could be bad spark plug wires.
skip pitts on wa-wa pedal
Scratches on the disc
Wnd
Old or cheap blades.
Skip Ward died on June 27, 2003, in Calabasas, California, USA of natural causes.
Stress, certain illnesses, and pregnancy.
a scratch or some dust or a copped disk
Your computer
Just like it sounds; you hop twice on each foot, just like a normal skip, but jump backwards instead of forewards. Try it out for yourself.
It will most likely not skip over small bumps. However, if your whole car goes up and down a good foot, then yes, it may cause the dvd to skip.