Backing up what Kent said: a couple years ago my speedo was all over the map. I lubed it with lithium and it's been rock steady ever since.
No need to pull the whole cable or do anything at the tranny. Disconnect it at the speedo under the dash, then just slide the cable out of the jacket.
No need to pull the whole cable or do anything at the tranny. Disconnect it at the speedo under the dash, then just slide the cable out of the jacket.