GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

Schematic Reference: Audible Warnings Schematics

1

Did you perform the Audible Warnings Diagnostic System Check?

--

Go to Step 2

Go to Diagnostic System Check - Audible Warnings

2

Do any indicators illuminate when the chime sounds?

--

Go to Symptoms - Instrument Panel, Gages and Console

Go to Step 3

3

  1. Turn the ignition OFF.
  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 4

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

4

  1. Install a scan tool.
  2. Turn the ignition ON, with the engine OFF.
  3. With a scan tool, perform the Display Test in the IPC.

Does the chime stop when you select Off?

--

Go to Step 5

Go to Step 15

5

With a scan tool, observe the Park Lamp Input in the DIM Inputs data list.

Does the Park Lamp Input parameter display Off?

--

Go to Step 7

Go to Step 6

6

  1. Turn the ignition OFF.
  2. Disconnect the DIM.
  3. Connect a test lamp between the park lamp switch on input circuit B+.

Does the test lamp illuminate?

--

Go to Step 8

Go to Step 16

7

  1. Turn OFF the ignition.
  2. Remove the key from the ignition.
  3. Disconnect the HVAC (w/C67) or the instrument panel module (IPM) connector C1 (w/CJ2).
  4. Connect a test lamp between the key in ignition signal circuit and battery positive voltage.

Does the test lamp illuminate?

--

Go to Step 9

Go to Step 14

8

Test the park lamp switch on input circuit for a short to ground. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

--

Go to Step 17

Go to Step 10

9

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

Did you find and correct the condition?

--

Go to Step 17

Go to Step 11

10

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

Did you find and correct the condition?

--

Go to Step 17

Go to Step 12

11

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 17

Go to Step 13

12

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

Did you complete the replacement?

--

Go to Step 17

--

13

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

Did you complete the replacement?

--

Go to Step 17

--

14

Important: Program the replacement IPM.

Replace the IPM or the HVAC control module. Refer to Instrument Panel Module Replacement in Body Control System or HVAC Control Module Replacement in HVAC Systems - Manual.

Did you complete the replacement?

--

Go to Step 17

--

15

Important: Perform the set up procedure for the replacement radio.

Replace the radio. Refer to Radio Replacement in Entertainment.

Did you complete the replacement?

--

Go to Step 17

--

16

Replace the DIM. Refer to Dash Integration Module Replacement in Body Control System.

Did you complete the replacement?

--

Go to Step 17

--

17

Operate the system in order to verify the repair.

Did you correct the condition?

--

System OK

Go to Step 3