Posted on 7/28/2021
"Why is my check engine light on?" is one of the most common questions mechanics are asked, and for good reason. It makes sense because the light turns on, however, it gives no apparent explanation to you as a driver of what the issue could possibly be. Since the check engine light can illuminate for various reasons, it's vital to have a trusted automotive specialist perform proper diagnostics to identify the definitive cause. The issue could be as small as a loose gas cap, or something more serious such as a failing catalytic converter. The equipment we use here at Grand Garage allows us to scan your vehicle’s on-board computer system to better understand the true problem at hand. Here are five of the most common problems that can trigger the check engine light: BAD OXYGEN SENSOR The oxygen sensor plays a key role in regulating the amount of unburned oxygen within your vehicle's exhaust system. If you're noticing that your car is burning through mo ... read more