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How to Reset the Maintenance Light on Hummer H3

Model: (Various brands) Hummer H3 - Years 2005-2010
Part: Warning light – error code

This video tutorial shows how to reset the maintenance light on the Hummer H3. First, you need to change the engine oil and filters as indicated in the user and maintenance manual and by the manufacturer. Once the maintenance is done, get in the vehicle, insert the key, and turn on the instrument panel; now the display shows "Oil change". Press the button located under the speedometer on the right until you find the "Oil life - Reset" option; hold the button for about ten seconds until the reset is complete. After the 10 seconds, turn off the ignition and start the engine to verify that the operation was successful.

Updated on 18 May 2026 by ScegliAuto

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