2024 Gmc Sierra 2500hd Service 4×4 Light On
Generally, an illuminating or intermittently flickering service 4wd light indicates that there’s something off with your. If you are looking to get your gmc sierra through emissions and the check engine light is on, it is an automatic fail in almost every state in the union.
Your gmc sierra 2500 service interval occurs. The 4wd transfer case encoder motor position sensor or the selector switch may fail causing the service 4wd message to be displayed.