GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Audible Warnings Schematics

Connector End View Reference: Master Electrical Component List in Wiring Systems

1

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle in Vehicle DTC Information

2

Do any indicators illuminate when the chime sounds?

Go to Symptoms - Instrument Panel, Gages and Console

Go to Step 3

3

  1. Turn OFF the ignition.
  2. Remove the key from the ignition.
  3. Turn the headlamp switch to OFF.
  4. Close all of the vehicle doors.
  5. Open one or more of the vehicle doors

Does the chime sound at all times, regardless if the doors are open or closed?

Go to Step 14

Go to Step 4

4

  1. Close all of the vehicle doors.
  2. With a scan tool, observe the Door Ajar Switch parameters in the body control module (BCM) inputs data list.

Do all of the Door Ajar Switch parameters display door closed?

Go to Step 5

Go to Courtesy Lamps Always On in Lighting Systems

5

  1. Turn OFF the ignition.
  2. Remove the key from the ignition.
  3. Turn the headlamp switch to OFF.
  4. Open the driver door.

Does the chime sound?

Go to Step 6

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

6

  1. Install a scan tool.
  2. Turn ON the ignition, with the engine OFF.
  3. With a scan tool, observe the Park Lamp Switch parameter in the BCM inputs data list.

Does the Park Lamp Switch parameter display OFF?

Go to Step 7

Go to Step 9

7

With a scan tool, observe the Headlamp ON Switch parameter in the BCM Inputs data list.

Does the Headlamp ON Switch parameter display Inactive?

Go to Step 8

Go to Step 9

8

  1. Turn OFF the ignition.
  2. Remove the key from the ignition.
  3. With a scan tool, observe the Ign. Off/Run/Crank parameter in the BCM inputs data list.

Does the Ign. Off/Run/Crank parameter display Inactive?

Go to Step 13

Go to Step 10

9

Test the headlamp input signal circuit and the park lamp signal circuit at the BCM for a short to voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 19

Go to Step 11

10

Test the key in ignition signal circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 19

Go to Step 12

11

Inspect for poor connections at the harness connector of the headlamp switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 19

Go to Step 15

12

Inspect for poor connections at the harness connector of the ignition key alarm switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 19

Go to Step 16

13

Inspect for poor connections at the harness connector of the BCM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 19

Go to Step 17

14

Inspect for poor connections at the harness connector of the radio or audio amplifier. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 19

Go to Step 18

15

Replace the headlamp switch. Refer to Headlamp Switch Replacement in Lighting Systems.

Did you complete the replacement?

Go to Step 19

--

16

Replace the ignition switch. Refer to Ignition and Start Switch Replacement in Steering Wheel and Column.

Did you complete the replacement?

Go to Step 19

--

17

Replace the BCM. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.

Did you complete the replacement?

Go to Step 19

--

18

Replace the radio. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.

Did you complete the replacement?

Go to Step 19

--

19

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3