there is most likely a censer on one of the wheels of the vehicle
You can fix the speedometer in your 1994 Oldsmobile 98 by replacing the speedometer cable. If changing the speedometer cable does not fix your speedometer you will need to replace the entire speedometer.
how to fix speedometer for Toyota mr2
Toyota should recall them, seriously, there have been over 1000 complaints of this same problem on the 2002 Toyota Camry - check google.
I need to fix the odometer and speedometer in a 97 ford explorer
Send to a speedometer repair shop or replace speedometer head
If the speedometer is not working it probably needs a new speedometer cable. If the speedometer is actually broken either take it to as speedometer repair shop or replace it.
To fix the speedometer in a 1987 Pontiac Firebird, first check the speedometer cable for any damage or disconnection. If the cable is intact, inspect the speedometer head itself for issues. You may need to replace the speedometer cable or the speedometer unit if they are malfunctioning. Additionally, verify that the vehicle's gear ratio matches the speedometer's specifications for accurate readings.
My 89Chevrolet astro van digital speedometer stop working. How do I fix it
Most likely speedometer cable
May have to take it to a certified speedometer repair shop
May have to take the truck to a certified speedometer repair shop
By replacing it.