GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Instrument Cluster Diagnostic System Check?

--

Go to Step 2

Go to Diagnostic System Check - Instrument Cluster

2

  1. Connect a scan tool to the data link connector (DLC).
  2. Close and open each passenger door.

Is the passenger door jamb switch input OFF when all the passenger doors are closed?

--

Go to Step 10

Go to Step 3

3

Disconnect the right front door jamb switch.

Is the message still displayed?

--

Go to Step 4

Go to Step 6

4

Disconnect the left rear door jamb switch.

Is the message still displayed?

--

Go to Step 5

Go to Step 7

5

Replace the right rear door jamb switch. Refer to Right Rear Door Jamb Switch Replacement in Doors.

Is the message still displayed?

--

Go to Step 9

Go to Step 8

6

Replace the right front door jamb switch. Refer to Right Front Door Jamb Switch Replacement in Doors.

Did you complete the repair?

--

Go to Diagnostic System Check - Instrument Cluster

--

7

Replace the left rear door jamb switch. Refer to Left Rear Door Jamb Switch Replacement in Doors.

Did you complete the repair?

--

Go to Diagnostic System Check - Instrument Cluster

--

8

Replace the right rear door jamb switch. Refer to Right Rear Door Jamb Switch Replacement in Doors.

Did you complete the repair?

--

Go to Diagnostic System Check - Instrument Cluster

--

9

Repair the short in CKT 746 (BLK). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Diagnostic System Check - Instrument Cluster

--

10

Replace the instrument cluster. Refer to Instrument Cluster Replacement .

Did you complete the repair?

--

Go to Diagnostic System Check - Instrument Cluster

--