1989 Ford Thunderbird speedometer

1989 FORD THUNDERBIRD
86,000 MILES • 6 CYL • 2WD • AUTOMATIC
Avatar
HANDYDANDY
  • MEMBER
  • 1 POST
speedo wavers 5-10 kph at highway speeds ,less erreatic at lower speeds . trans shifts normal
Jul 23, 2010 at 4:11 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement
Avatar
BLUELIGHTNIN6
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 16,542 POSTS
do you have the electronic instrument panel or the basic style? if basic then it should have a speedo cable which is probably getting kinked up. if it's electronic then the vehicle speed sensor (VSS) drive gear (where sensor connects to tranny) may have some damaged teeth .
Jul 23, 2010 at 6:56 PM
Advertisement