The speedometer on my 89 cutlass supreme is off by 10 to 20 mph. Going 30 speedometer states 45. 60 states 80 and so on. The cruise control will not work either. Already tried the vehicle speed sensor on help. Please help with this.
Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.