2006 Ford F-350 Super Duty Q&A

2006 Ford F-350 Super Duty Question: My speedometer and tack are erratic and bounce back and forth while driving.

This normally happens in cold weather. Any recommendations or solutions? -
Answer 1
There are many problems with those speedometer, more likely it needs to be replace. -
Comment 1
Thanks for the fast response. When you refer to 'it', I assume you mean the instrument cluster, right? -
Comment 2
Yes the instrument cluster. -