Mine was doing this a couple of years ago. I cleaned the ground connection out on the frame behind the left front wheel and the problem was solved. I was surprised at the time that the tach would be the first thing to have problems when so many things connect to that ground connection. Mark N VIN 6820 At 02:54 PM 4/29/2003 -0000, you wrote: >Every now and then when I am driving my RPM needle just freezes. >Sometimes it will jump a little before it freezes. Then after a few >seconds it starts working again. Happens at all different speeds and >times. Any ideas? > >I've tried a search on it but couldn't find anything. > >Michael >Vin# 2944