Problem with the emission system
have vehicle scanned to determine the problem
How do I reset the service engine light on a 2003 Chevy Trailblazer?
Maybe you should service the engine soon. :P
can you tell me why my 1999-2000 Chevy trailblazer light is on
Check
When service engine light is on on a 2003 Chevy Trailblazer, the problem could be a faulty thermostat, a circuit range performance problem, or any other problem.
ss
Usually a problem in the emission control system i.e. 02 sensor,
That requires an OBDII engine scanner.
service engion soon light is on
The check engine light (service engine soon) comes on and stays on when a problem is detected by the self diagnosis system of your vehicle.
I reset the check engine light on my jeep by disconnecting it from the battery.
time for an oil change