how to reset the tire pressure light in GMC Sierra T1XX (2019-Present)

GMC Sierra T1XX (2019-Present)

Error Codes

15-30 minutes

Time

easy

Difficulty

medium

Severity

3 min read

432 words

Problem Statement

Learn how to reset the tire pressure light in GMC Sierra T1XX (2019-Present). Step-by-step guide with diagnostic procedures and reset instructions.

Affected Component

Electrical

Estimated Time

15-30 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is on a flat surface and the parking brake is engaged before performing any tire pressure adjustments.

Symptoms

•Tire pressure warning light illuminated on the dashboard
•Inaccurate tire pressure readings displayed
•Low tire pressure alert message on the dashboard
•Fluctuation in tire pressure readings after inflation

Diagnostic Steps

1
Verify tire pressures using a tire pressure gauge to ensure all tires (including the spare) are inflated to the recommended PSI.
2
Drive the vehicle for a short distance (about 10-15 minutes) to allow the TPMS to recalibrate automatically.
3
Check if the TPMS light remains illuminated after driving.

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

•Tire pressure gauge
•OBD-II scanner

Parts Required

•Tire pressure monitoring sensors

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Solution

1. Preparation

Gather necessary tools: OBD-II scanner (if needed), tire pressure gauge.
Ensure all tires are properly inflated to the manufacturer’s specifications.

2. Manual Reset Using the TPMS Button

Locate the TPMS reset button, usually found beneath the steering column or to the right of the steering wheel.
Turn the ignition key to the "On" position without starting the engine.
Press and hold the TPMS reset button until the TPMS light blinks three times, then release the button.
Start the vehicle and allow it to run for about 20 minutes to complete the reset.

3. Reset Using the Driver Information Center (DIC)

Turn on the vehicle by turning the key to the "On" position.
Navigate to the "Vehicle" menu using the DIC controls on the steering wheel.
Select "Tire Pressure" and follow the prompts to reset the TPMS.
Confirm the reset process once prompted.

4. Verify the Reset

Check the dashboard to ensure the TPMS light is no longer illuminated.
Monitor the tire pressure readings on the DIC to ensure they display correctly.