Engine/Transmission (1994 - 1998) 97 speedomotor

[firemanmarc]

My speedo is going crazy. Any ideas??? Any help is appreciated Marc

 

[Bob4x4]

Check your speed sensor.

 

[Deezul1]

Whats it doing? Mine did some weird stuff after pulling the trans and I removed the speed sensor plug and cleaned it and it works fine now. Mine would jump up tp 30-40mph sitting still sometimes and be all over the place when moving.