Service engine reset

Hi can someone tell me how to reset the service engine ligth on an 03 trailblazer.

Hi can someone tell me how to reset the service engine ligth on an 03 trailblazer.

You need a 'scan tool' that reads (and resets) OBDII systems. Most auto stores like AutoZone, Advance Auto, O'Reilly Auto Parts and others have these behind the counter. They will usually go out to your car and read the code and reset the Check Engine Light for free.

Dave B.

Ok i will do that thank you so much.