GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

  1. Remove the dome lamp connector.
  2. Connect a test lamp between the dome lamp connector terminal C and ground.

Does the test lamp light?

Go to Step 2

Go to Step 3

2

Replace the dome lamp assembly.

Is the repair complete?

System OK

--

3

Locate and repair the open in CKT 1 or CKT 150 (ORN) between the dome lamp connector and the circuit breaker #7.

Is the repair complete?

System OK

--