Speedometer not working

2005 CHEVROLET SUBURBAN
57,213 MILES • V8 • 2WD • AUTOMATIC
Avatar
DOUGJULS
  • MEMBER
  • 5 POSTS
Sometimes it works ok, then it wil drop down to a lower speed even though the car is still moving faster, and sometimes it doesn't work at all
Jan 1, 2009 at 11:33 AM
Advertisement
Avatar
IMPALASS
  • CAR REPAIR CONTRIBUTOR
  • 3,112 POSTS
Hello - My suggestion is your Vehicle Speed Sensor located on the right rear of the transmission is going bad. Item 36 in the pic


https://images.2carpros.com/forum/automotive_pictures/248015_VSS_1.jpg

May 26, 2021 at 11:24 AM
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.