GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Instrument Cluster System Check?

--

Go to Step 2

Go to Instrument Cluster System Check

2

Inspect the following indicators:

    • LH turn indicator
    • RH turn indicator
    • High beam indicator
    • Defogger indicator

Are the inspected indicators inoperative?

--

Go to Step 3

Go to Step 5

3

Test the WHT/BLK using a J 39200 between the instrument cluster connector C2 cavity 12 and G204 for an open.

Does the wire have an open?

--

Go to Step 4

Go to Step 10

4

Repair the open in the WHT/BLK wire between the instrument cluster connector C2 cavity 12 and G204. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Instrument Cluster System Check

--

5

Inspect the following indicators:

    • Door open indicator
    • Cruise indicator (if available)
    • Over drive (O/D) OFF indicator (if available)
    • Malfunction indicator lamp (check engine)
    • Oil pressure indicator
    • ABS indicator (if available)
    • Low fuel indicator

Are the inspected indicators inoperative?

--

Go to Step 6

Go to Step 7

6

  1. Turn the ignition to the ON position.
  2. Using a test lamp, backprobe the instrument cluster assembly C1 cavity 2 to ground.

Does the test lamp illuminate?

--

Go to Step 7

Go to Step 8

7

Replace the instrument cluster assembly printed circuit. Refer to Printed Instrument Cluster Circuit Replacement .

Is the repair complete?

--

Go to Instrument Cluster System Check

--

8

Test the RED/BLU wire using a J 39200 between junction block 3 connector C2 and the instrument cluster assembly C1 cavity 2 for an open.

Does the wire have an open?

--

Go to Step 9

Go to Step 7

9

Repair the open in the RED/BLU wire. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Instrument Cluster System Check

--

10

Check connector C2 for damage.

Is the connector damaged?

--

Go to Step 11

Go to Step 7

11

Repair the connector. Refer to Connector Repairs in Wiring Systems.

Is the repair complete?

--

Go to Instrument Cluster System Check

--