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Check your vehicle speed sensor. It controls your RPM's and your Speedometer. Hope this helps.
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∙ 15y ago
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What should the temperature gauge reading be on a 2003 Chevy trailblazer?
220.
How to repair gas gauge and speedometer not working on 2003 cavalier?
First check the fuse for the 2003 Cavalier gauge. Next check the fuel sending unit in the fuel tank to insure that its working properly. Check the gauge next, then the wiring for the system. One of these units is causing your gauge to not work.
Should I be concerned about over heating. My 2003 trailblazer seems to be running hot with the a c on?
If your fan clutch is working properly and your thermostat is good then it should not overheat.
Why did the speedometer quit working on the 2003 trailblazer?
the dashboard cluster could have broken. That happened to my 2004 trailblazer and I had to get it replaced
What is the value of a 2003 trailblazer?
Value of a 2003 Trailblazer w130,000 miles
How do you unlock the radio in a 2003 trailblazer?
how unlock radio on trailblazer 2003
Where is the auxiliary input jack Chevy Trailblazer 2003?
Where is the input aux for a 2003 trailblazer
How do you set clock on 2003 Chevy Trailblazer?
how do you set the clock on a 2003 chevrolet trailblazer
Cigarette lighter quit working in 2003 trailblazer?
Check to see that noone has used it for a coin holder. It is fused.
Where is the neutral safety switch on a 2003 Chevy Trailblazer?
Where is the neutral safety switch on a 2003 trailblazer?
WHAT IS THE Function of temperature coolant sensor on a 2003 Chevy Trailblazer?
seriously? it tells you what temperature you engine coolant/antifreeze is. that is how your gauge on the dash knows what your temperature is at.
Does the wheel from a 2007 trailblazer fit the 2003 trailblazer?
yes
