I have a Dodge that I suspect the VSS is going bad on. The speedometer jumps around sometimes, and is frequently off by 10mph or more. I called Dodge and they suggested replacing the VSS as a start.

Hello Julius, a faulty speedometer can be a big inconvenience, especially when you have to drive on the highway and you can’t keep a track of how fast you are driving or how far you have driven. On ...

Fixing the speedometer on my Honda S2000, which as you can see clearly reads too high. While traveling at a GPS verified ...

If you drive your hot rod, even once in a while, then you depend on all of your gauges to be reliable and accurate. Just a small percentage of miscalibration can result in engine damage or failure, ...