GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the entire exterior lights system check performed?

--

Go to Step 2

Go to Exterior Lights System Check

2

Disconnect the stoplamp switch.

Do the stop lamps turn off?

--

Go to Step 3

Go to Step 4

3

Replace the stoplamp switch. Refer to Stop Lamp Switch Replacement

Is the repair complete?

--

Go to Step 7

--

4

  1. Disconnect the turn/hazard switch assembly.
  2. Connect a test light between C216 terminal P and ground.

Does the test light illuminate?

--

Go to Step 5

Go to Step 6

5

Repair a short to B+ in circuit 20.

Is the repair complete?

--

Go to Step 7

--

6

Replace the turn/hazard switch assembly. Refer to Hazard Warning Switch Replacement

Is the repair complete?

--

Go to Step 7

--

7

  1. Turn the ignition switch to the OFF position.
  2. Reconnect all connectors/components removed.

Have all repairs been made?

--

Go to Exterior Lights System Check

--