GM Service Manual Online
For 1990-2009 cars only

Key-in-Ignition Chime Inoperative Base

Step

Action

Value(s)

Yes

No

1

Was the Audible Warnings Diagnostic System Check performed?

--

Go to Step 2

Go to Diagnostic System Check - Audible Warnings

2

  1. Remove the audio alarm module from the convenience center.
  2. Disconnect steering column harness connector C266.
  3. Using a J 39200 DMM, test for continuity between cavity J3 of the convenience center to connector C266 cavity B3.

Is there continuity?

--

Go to Step 3

Go to Step 4

3

  1. Place the key in the ignition switch.
  2. Connect a J 39200 DMM between connector C266 cavity B3 and B4.

Is there continuity?

--

Go to Step 5

Go to Step 6

4

Locate and repair the open in CKT 80 (LT GRN) between the convenience center and connector C266. Refer to Wiring Repairs in wiring.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

5

  1. Disconnect the connector at the left front door jamb switch.
  2. Connect a J 39200 DMM between connector C266 cavity B4 and the left front door jamb switch connector cavity C.

Is there continuity?

--

Go to Step 7

Go to Step 8

6

Replace the key-in warning buzzer switch. Refer to Ignition and Key Alarm Switch Assembly - Disassemble - Off Vehicle .

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

7

  1. Open the left front door.
  2. Connect a J 39200 DMM between cavity C and B of the left front door jamb switch.

Is there continuity?

--

Go to Step 9

Go to Step 10

8

Locate and repair the open in CKT 159 (TAN) between connector C266 and the left front door jamb switch. Refer to Wiring Repairs in wiring.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

9

Connect a J 39200 DMM from the left front door jamb switch connector cavity B and ground G200.

Is there continuity?

--

Go to Step 11

Go to Step 12

10

Replace the left front door jamb switch. Refer to Door Jamb Switch Replacement in doors.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

11

Replace the audio alarm module.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

12

Locate and repair the open in CKT 150 (BLK) between the left front door jamb switch and ground G200. Refer to Wiring Repairs in wiring.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

Key-in-Ignition Chime Inoperative Luxury

Step

Action

Value(s)

Yes

No

1

Was the Audible Warnings Diagnostic System Check performed?

--

Go to Step 2

Go to Diagnostic System Check - Audible Warnings

2

  1. Place key in the ignition.
  2. Disconnect C304.
  3. Connect a J 39200 DMM between C304 cavity E9 and ground.

Is there continuity?

--

Go to Step 3

Go to Step 9

3

  1. Open left front door.
  2. Connect a J 39200 DMM between cavity F9 of C304 and ground.

Is there continuity?

--

Go to Step 4

Go to Step 14

4

  1. Disconnect the body control module (BCM) connector C1.
  2. Connect a J 39200 DMM between cavity D11 of BCM connector C1 and cavity F9 of C304.

Is there continuity?

--

Go to Step 6

Go to Step 5

5

Locate and repair the open in CKT 159 (TAN) between the BCM connector C1 and C304.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

6

Connect a J 39200 DMM between cavity C14 of BCM connector C1 and cavity E9 of C304.

Is there continuity?

--

Go to Step 8

Go to Step 7

7

Locate and repair open in CKT 80 (LT GRN) between BCM connector C1 and C304.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

8

Replace the body control module (BCM). Refer to Body Control Module Replacement . in body control systems.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

9

  1. Disconnect C266.
  2. Connect a J 39200 DMM between C266 cavity B4 and ground.

Is there continuity?

--

Go to Step 11

Go to Step 10

10

Locate and repair open in CKT 150 (BLK) between C266 and G200. Refer to Wiring Repairs in wiring.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

11

Connect a J 39200 DMM between cavity E9 of C304 and cavity B3 of C266.

Is there continuity?

--

Go to Step 13

Go to Step 12

12

Locate and repair open in CKT 80 (LT GRN) between C304 and C266. Refer to Wiring Repairs in wiring.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

13

Replace the key-in warning buzzer switch. Refer to Ignition and Key Alarm Switch Assembly - Disassemble - Off Vehicle .

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

14

  1. Disconnect the LF door jamb switch.
  2. Connect a J 39200 DMM from cavity B of LF door jamb switch connector to ground.

Is there continuity?

--

Go to Step 16

Go to Step 15

15

Locate and repair open in CKT 150 (BLK) between the LF door jamb switch and G200. Refer to Wiring Repairs in wiring.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

16

Connect a J 39200 DMM between C304 cavity F9 and the LF door jamb switch connector cavity C.

Is there continuity?

--

Go to Step 18

Go to Step 17

17

Locate and repair open in CKT 159 (TAN) between C304 and LF door jamb switch. Refer to Wiring Repairs in wiring.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

18

Replace the LF door jamb switch. Refer to Door Jamb Switch Replacement in doors.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--