GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the park brake diagnostic system check performed?

--

Go to Step 2

Go to Park Brake Diagnostic System Check

2

  1. With the Ignition in the RUN position.
  2. Disconnect the Park Brake Switch connector.

Does the Park Brake Indicator remain on?

--

Go to Step 3

Go to Step 4

3

  1. Disconnect ABS connector C1.
  2. Remove the Instrument Cluster.
  3. Connect a J 39200 (continuity) between pin 17 of the Instrument Cluster connector and ground.

Is continuity present?

--

Go to Step 5

Go to Step 6

4

Adjust or replace the Park Brake Switch. Refer to Parking Brake Indicator Switch Replacement .

Is the repair complete?

--

Go to Park Brake Diagnostic System Check

--

5

Locate and repair the short to ground in CKT 33 (TAN/WHT) between the Park Braker, Instrument Cluster and the ABS Controller. Refer to Wiring Repairs in Wiring Repairs.

Is the repair complete?

--

Go to Park Brake Diagnostic System Check

--

6

Replace the Instrument Cluster. Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console.

Is the repair complete?

--

Go to Park Brake Diagnostic System Check

--