2004 Chevy Trailblazer speedometer not working

2004 CHEVROLET TRAILBLAZER
128,000 MILES • 4 CYL • 2WD • AUTOMATIC
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MILLER4138
  • MEMBER
  • 1 POST
Car runs great. Idles very quite. Last night. Speedometer quit working. But the rpm meter still works. Then service light came on.

Car serviceed every 3-4K and lserviced recently
Nov 6, 2010 at 11:21 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,992 POSTS
Check engine light on

Have the computer scanned for code/s-you have a problem within the engine management system that caused the CEL to turn on-This is your starting point of diagnosis,finding out what's going on

Could be a problem with the vehicle speed sensor-
Nov 7, 2010 at 1:17 AM
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