GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

  1. Disconnect the IP compartment lamp.
  2. Connect a fused jumper from the IP compartment lamp switch terminal A to terminal B.

Does the test lamp light?

--

Go to Step 2

Go to Step 3

2

  1. Test for a poor connection at the IP compartment lamp.
  2. If the connections are OK, replace the IP compartment lamp. Refer to Instrument Panel Compartment Lamp Replacement .

Is the repair complete?

--

System OK

--

3

Connect a test lamp from IP compartment lamp switch connector terminal A to ground.

Does the test lamp light?

--

Go to Step 5

Go to Step 4

4

  1. Test for a poor connection at the IP compartment lamp connector terminal A.
  2. If the connection is OK, repair the open in circuit 149 from the IP compartment lamp connector to S149.

Is the repair complete?

--

System OK

--

5

  1. Test for a poor connection at the IP compartment lamp connector terminal B.
  2. If the connection is OK, reoair the open in circuit 650 between the IP compartment lamp and S217.

Is the repair complete?

--

System OK

--