What causes my 2018 chevy trax check engine light to come on?

If the 2018 Chevy Trax check engine light has come on then there can be a couple of issues. The problem is that finding the correct one can be a pain. The best way to figure out how to fix the problem is to take the car to a mechanic. They can use an OBD tool to read the trouble code. This will tell You what has caused the light to come on. Before doing this however You should check the gas door and cap. The check engine light will always come on if You have an open fuel door or a missing gas cap. This is an easy fix, so better to save Your money at the shop if You can.