GM Service Manual Online
For 1990-2009 cars only

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Schematic Reference: Audible Warnings Schematics

DEFINITION: One or more chime functions are inoperative.

1

Did you review the Audible Warning Description and Operation?

Go to Step 2

Go to Audible Warnings Description and Operation

2

  1. Insert the key into the ignition, with the ignition OFF.
  2. Open the driver door.

Does the chime activate?

Go to Step 3

Go to Step 4

3

  1. Remove the key from the ignition.
  2. Turn the headlamps ON.

Does the chime activate?

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

Go to Step 8

4

  1. Insert the key into the ignition, with the ignition OFF.
  2. Disconnect the driver door jamb switch .
  3. Connect a 3 ampere fused jumper between the driver door switch signal circuit and a good ground.

Does the chime activate?

Go to Step 7

Go to Step 5

5

  1. Disconnect the ignition key alarm switch .
  2. Connect a 3 ampere fused jumper between the key-in-ignition switch signal circuit and a good ground.

Does the chime activate?

Go to Step 6

Go to Step 9

6

Test the signal circuit of the driver door jamb switch for an open or for a high resistance. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 16

Go to Step 10

7

Test the ground circuit of the driver door jamb switch for an open or for a high resistance. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 16

Go to Step 12

8

Test the instrument panel lamp supply voltage circuit for an open or for a high resistance. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 16

Go to Step 11

9

Test the signal circuit of the ignition key alarm switch for an open or for a high resistance. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 16

Go to Step 11

10

Inspect for poor connections at the harness connector of the ignition key alarm switch. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 16

Go to Step 14

11

Inspect for poor connections at the harness connector of the multifunction alarm module (MFAM). Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 16

Go to Step 15

12

Inspect for poor connections at the harness connector of the driver door jamb switch. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 16

Go to Step 13

13

Replace the driver door jamb switch. Refer to Front Side Door Lock Replacement in Doors.

Did you complete the replacement?

Go to Step 16

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14

Replace the ignition key alarm switch. Refer to Ignition Switch Replacement - On Vehicle in Steering Wheel and Column.

Did you complete the replacement?

Go to Step 16

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15

Replace the MFAM. Refer to Multifunction Alarm Module Replacement .

Did you complete the replacement?

Go to Step 16

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16

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2