So, what is that light on your dashboard? What follows is easily the most complete list available of symbols and warnings that may appear in and on your car’s dashboard or instrument cluster.
The following are warning lights, fault lights and indicators found in vehicles built by GMC. Click the link to the right of each one to learn more.
They are ordered primarily by color and roughly by importance. First up are red, followed by red with yellow/amber/orange (depending on how you see the color!) options, strictly yellow/amber/orange symbols, then blue and green symbols and finally white and gray scale symbols. There are over 90 of them, so search carefully!
Need the symbols for another manufacturer? Click here!
Models examined include Acadia, Canyon, Hummer, Savana, Sierra, Terrain, and Yukon. Model years 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, and 2026.
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The information on this website is provided for information sharing purposes only, and should not be used in lieu of an OEM service manual or factory authorized service procedure. We are not in the auto repair business nor do we publish automotive service manuals. Nothing we include on these pages and posts has been reviewed, approved or authorized by any vehicle manufacturer.
Remember that only proper service and repair procedures will ensure the safe and reliable operation of your car. In addition, proper safety procedures and precautions, such as the use of safety goggles, the right tools and the equipment should be followed at all times to eliminate the possibility of personal injury or improper service which could damage the vehicle or compromise its safety.
Technology is always changing and what is current and accurate today may be literally out-of-date and inaccurate tomorrow. And when it comes to the current state of flux in the auto industry, nothing is more true.
The author has 30+ years of automotive experience and has assembled the most extensive collection of symbols and warning lights anywhere (over 1,000!) and can help you open and start any keyless start car with a dead key fob battery. BA, St. Joseph’s, ME: MS, RPI, NY
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