GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)*

1

  1. Close the left front door.
  2. Turn the ignition switch to RUN.
  3. Buckle the driver's seat buckle.
    • The Fasten Seat Belts warning chime does not sound.
    • The FASTEN BELTS indicator does not turn on.
    • If the driver's seat belt is not buckled, the following actions occur:
       - The Fasten Seat Belts warning chime sounds for 4 to 8 seconds.
       - The FASTEN BELTS indicator illuminates for 20 seconds. After 20 seconds, the indicator flashes.
    •  Chime Inoperative

2

  1. Set the ignition switch in OFF and leave the key in the ignition.
  2. Open the left front door.
  3. Close the left front door.
  4. Remove the key from the ignition.
  5. Open the left front door.
    • The chime sounds with the key in the ignition while the left front door is open.
    • The chime is off with the key in the ignition while the left front door is closed.
    • The chime is off without the key in the ignition while the left front door is open.
    •  Chime Inoperative

3

  1. Remove the key from the ignition switch.
  2. Open the left front door.
  3. Set the headlamp switch in HEAD or PARK.
  4. Place the headlamp switch in the OFF position.

The Lamps On Warning Chime sounds with the headlamp switch in HEAD or PARK.

    •  Chime Inoperative
    • Lamps On Warning Chime Always On

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