Vehicle Questions and Answers
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The change oil indicator in a 2012 GMC Sierra indicates when the oil needs to be replaced. If you have a professional service the vehicle, they will reset the indicator for you. But if you prefer to do it yourself, follow these steps: Turn on the ignition without starting the engine. With the key in the On position, press the gas pedal to the floor and release it three times within 10-15 seconds. Then, turn the key off and start the engine to confirm that the indicator has been reset.
To clear the oil level warning or maintenance light on your 2012 GMC Sierra, follow these steps: With the ignition key in the "on" position, gently press the gas pedal three times. Then, start your vehicle, and the oil light should show that it has been reset.