With an OBD2 scan tool. Resetting the light will do no good unless you repair the problem that triggered the light in the first place. It will just come back on.
A lot of parts stores will check it for free.
Check your gas cap. Make sure the seal is still good. This will cause the check engine light to stay on and is an easy fix.
The engine coolant temp sensor can do that. If you have a check engine light on, have the codes read.
There are multiple issues that can trigger the check engine light in a Chevy S-10. A bad oxygen sensor, MAP sensor, or a loose gas cap can all be a reason that the check engine light is on. There are hundreds of reasons for the check engine light to illuminate. Ask your local auto parts store to plug a scanner into the DLC (Data Link Connector) and read the code(s) that are active.
How do you reset check engine light for the 2009 Chevy trail blazer?
Yes, this is possible. It could be many things.
Check the fuse, check the bulbs, then check the brake light switch.
disconnect the battery for a few minutes
You can either bring it in to a Chevy dealer or use a programmer/tuner to reset the check engine light.
Check your engine. Check your fluid levels and add if needed.
It requires an OBDII engine scanner to reset the light. If you don't fix the problem that made it come on, then it will not do any good to turn it off. You need to have the engine scaned to see why it came on to start with.
Your mom.