GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)*

1

  1. Check all tire pressures.Tire pressures are within 14 kPa (2 psi) of one another.
  2. Turn ON the ignition, with the engine OFF.

TIRE PRESSURE LOW: CHECK TIRES message is not displayed.

Tire Pressure Monitoring System Diagnosis

2

  1. Check all tire pressures.Tire pressures are not within 83 kPa (12 psi) of one another.
  2. Turn ON the ignition, with the engine OFF.

TIRE PRESSURE LOW: CHECK TIRES message is displayed.

Tire Pressure Monitoring System Diagnosis

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.