the speedo on my punto (mark1 '99) seems to stick at low speeds.
(jumps from 0 to 20 km/h and again to 30 lm/h after that is correcty indicates the speed I drive (Well actualy somewhat less judging my the number of cars I overtake).

Anypne any Idea where I should look?

my speedo does the same as yours so i am sure you aint alone out there. does yours jump up and down at low speeds mines a 1994 punto 55sx