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Home >> GMC >> 1982 >> Magnavan Automatic Trans, Trans Mfr CD 400/M40 >> Repair and Diagnosis >> General Information >> Maintenance Reminder Light (Reset Procedures) >> Tire Pressure Monitor System Reminder >> TPMS Reminder Reset - Procedure 19

TPMS Reminder Reset - Procedure 19

NOTE: After resetting, the tire pressure monitoring (TPM) system requires 60 minutes or more of driving at a speed of 30 km/h (19 mph) or above to complete the calibration process to have full capability for detecting a tire pressure condition.
  1. Adjust all tire pressures to the recommended kPa/psi.
  2. Turn ignition ON with engine OFF.
  3. Press and hold the tire pressure warning reset switch until the tire pressure warning indicator blinks 3 times at one second intervals.
  4. If the tire pressure warning indicator does not blink, repeat the procedure starting at step 2.
  5. Drive the vehicle for 60 minutes or more at a speed of 30 km/h (19 mph).
  6. Verify the system has initialized. Turn ignition ON with engine OFF and observe the tire pressure warning indicator.
    • System Initialized: light on for 3 seconds.
    • System not initialized: light on for 4 seconds.
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