GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)*

1

Perform the following steps for the headlight warning alarm:

  1. Remove the ignition key from the ignition switch.
  2. Turn the light switch to the PARK position or the HEAD position.
  3. Open the LH front door.

The headlight warning alarm sounds (about 1 pulse per second).

    • Lights On Chime Inoperative Chime Inoperative Key-In-Ign Chime On w/LF Door Open
    • Key Not In Ign Key-In-Ign Chime On with LF Door Closed

2

Perform the following steps for the ignition key warning alarm:

  1. Place the ignition key into the ignition switch.
  2. Leave the ignition switch in the LOCK position.
  3. Open the LH front door.

The ignition key warning alarm sounds (about 2 pulses per second).

Key-in-Ignition Chime Inoperative

3

Perform the following steps for the seat belt warning alarm:

  1. Turn the ignition switch to the ON position.
  2. Close the LH front door.
    • The seat belt alarm sounds (about 2 pulses per second) for about 6 seconds.
    • The seat belt indicator remains lit.

    • Fasten Safety Belt Chime Always On
    • Fasten Safety Belt Chime Inoperative

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