how to reset the maintenance light on GMC Sierra T1XX (2019-Present)?

GMC Sierra T1XX (2019-Present)

Error Codes

5-10 minutes

Time

easy

Difficulty

low

Severity

2 min read

368 words

Problem Statement

Learn how to reset the maintenance light on GMC Sierra T1XX (2019-Present) after maintenance. Step-by-step guide for quick and easy reset.

Affected Component

Electrical

Estimated Time

5-10 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is in 'Park' or 'Neutral' with the parking brake engaged before performing the reset.

Symptoms

•Maintenance light illuminated on the dashboard
•Odometer display shows maintenance warning
•Service reminder message displayed

Diagnostic Steps

1
Turn the ignition key to the 'ON' position without starting the engine.
2
Access the vehicle settings using the infotainment system or driver information center.
3
Navigate to the 'Settings' or 'Vehicle' menu.
4
Locate the 'Maintenance' or 'Oil Life' submenu.
5
Select the option to reset the maintenance light or oil life percentage.

Solution

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•None required for the reset procedure.

Parts Required

•None required for the reset procedure.

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Diagnostic Steps

1
Turn the ignition key to the 'ON' position without starting the engine.
2
Access the vehicle settings using the infotainment system or driver information center.
3
Navigate to the 'Settings' or 'Vehicle' menu.
4
Locate the 'Maintenance' or 'Oil Life' submenu.
5
Select the option to reset the maintenance light or oil life percentage.

Solution

1. Preparation

Ensure the vehicle is parked on a level surface.
Have the vehicle's owner's manual on hand for reference.

2. Turn on Ignition

Insert the key into the ignition or press the start button to turn the ignition to the "ON" position without starting the engine.

Use the vehicle's infotainment screen or the driver information center controls.
Navigate to "Settings" or "Vehicle" using the touchscreen or buttons.

4. Locate Maintenance Reset Option

In the settings menu, find the "Maintenance" or "Oil Life" option.
Select it to access the oil life percentage or maintenance reminder.

5. Reset the Light

Choose the option to reset the oil life or maintenance reminder.
Confirm the reset when prompted.

6. Turn Off Ignition

Turn off the ignition and wait a moment before starting the engine to verify the maintenance light has been reset.