Is it true that only a dealership can properly diagnose a check engine light?

Nov 28, 2022 ... In General Motors products the Service Engine light is a generic warning that an engine sensor or computer program running in the vehicle has ... A steady glow typically means something less serious but a flashing check engine light ... What Does the Check Engine Light Mean? One of the most commonly ... What Does the Check Engine Light Mean? One of the most usually misunderstood ... A steady and continuous glow usually means something less serious but a flashing ... Oct 28, 2023 ... This is what it showed when they checked. What does this mean? Was the check engine light on before you got the oil changed? Customer. No the message does not come on.The check engine light was on prior. But usually means I ... What Does the Check Engine Light Mean? One of the most usually misunderstood ... A steady and continuous glow typically means something less serious but a ... A steady glow typically means something less serious but a flashing check engine light ... What Does the Check Engine Light Mean? One of the most commonly ... A steady and continuous glow typically means something less serious but a flashing check engine ... What Does the Check Engine Light Mean? One of the most ... This is why it is important for someone who does not have a lot of automotive knowledge to not assume what a code means. Call Coggin Honda Jacksonville at ... What Does the Check Engine Light Mean? One of the most mostly misunderstood lights or indicators in your Lincoln Continental is the check engine light. The ...