Usually a problem with the emission system - have vehicle scanned to determine the problem
The light is one because there is a problem with the emissions system. Once the problem is corrected the service tech will reset the light.
Have vehicle scanned to determine the problem
Thousands of things. Take it to a mechanic who has a scanner and they can tell you what the problem is.
The check engine light comes on and stays on when a problem is detected by the self diagnosis system of your vehicle. Generally, a check engine light is lit when there is a problem in the emissions or somthing that is affecting the effectiveness of the emissions. If the check engine light is flashing a misfire has been detected
It could.It could.
changed battery engine light stays on
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.
The check engine light comes on and stays on when a problem is detected by the self diagnosis system of your vehicle. Generally, a check engine light is lit when there is a problem in the emissions or somthing that is affecting the effectiveness of the emissions. If the check engine light is flashing a misfire has been detected
Have vehicle scanned to determine the problem
Check engine light. It means there is a problem with the emissions system. Take it to the dealer for repair.
Just had the same problem on my Grand Am. It was the water pump.
Take it to Auto Zone they do a free check on this problem and they tell you what is causing your light to come on.