Ford Ranger Instrument Cluster Gauges Tachometer

Hi, My 2.5 Turbo Diesel's Tachometer Jumps And Even Stop Giving Readings From Time To Time.i Expect It Might Be The Sender Unit On...

I Have Been Having Trouble With My Truck These Past Few Months, I Took It Up To Auto Zone, And They Ran A Test To See What Was The Mater And...