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GM / Chevrolet / Cadillac / GMC Relearn Procedure:

STANDARD KEY GM / Chevrolet / Cadillac / GMC


TPMS Sensor Relearn




1. Set tire pressure


Inflate all tires to the pressure shown on the driver-door sticker.











2. Prepare the Vehicle

  • Set the parking brake
  • Make sure the ignition is OFF





3. Start the Relearn Sequence

  1. Press and release the brake pedal
  2. Turn the key:
    OFF → RUN three times, ending in RUN

(Dash lights ON, engine NOT running)

  1. Press and release the brake pedal again
  2. Turn key to OFF
  3. Turn the key:
    OFF → RUN three times again, ending in RUN



4. Confirm Relearn Mode

  • The horn will beep once
  • The TPMS light will flash once
  • If equipped, the dash will display:

“Train LF Tire”

This means relearn mode is active.


5. Train the Tire Sensors

Use a TPMS scan tool / trigger tool.








Wait for the horn beep before moving to the next tire.

Training Order

  1. Left Front (LF)
  2. Right Front (RF)
  3. Right Rear (RR)
  4. Left Rear (LR)

6. Finish Relearn

After the Left Rear tire:

  • Dash will show:

“Training Mode Complete”

  • TPMS light will turn OFF

Turn ignition OFF.

  • No horn sound confirms success
  • If the horn sounds when turning OFF, the relearn failed and must be repeated


7. Turn Ignition OFF

Relearn is complete.
Tech Support - TPMS Manual Relearn