2005 CHEVROLET TRAILBLAZER SPEEDOMETER QUIT WORKING WHILE MAKING A 400 MILE TRIP FROM ARKANSAS TO TEXAS. THE SPEEDOMETER STARTED READING 40 MILES SLOWER THAN MY ACTUAL SPEED. EVENTUALLY THE GAUGE WENT BELOW 0 MPH WHILE KEEPING UP WITH TRAFFIC ON A HIGHWAY W/ A POSTED 70 MPH SPEED LIMIT. *TR
2003
ELECTRICAL SYSTEM: INSTRUMENT PANEL
AS I WAS DRIVING THE SPEEDOMETER JUST STOPPED WORKING PROPERLY. NOW IT JUST DONT MOVE AT ALL. THIS IS A PROBLEM THAT HAS HAPPENED TO MY MOTHERS 2003 TRAILBLAZER TOO. *TR