GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

The IP compartment lamp does not turn on when the IP compartment is open.

1

Was the Interior Lights System Check performed?

--

Go to Step 2

Refer to Interior Lamps System Check

2

Was the BCM Diagnostic System Check performed?

--

Go to Step 3

Refer to Diagnostic System Check - Body Control System

3

Check the IP compartment lamp bulb filament.

Is the IP compartment lamp bulb filament open?

--

Go to Step 4

Go to Step 5

4

Replace the IP compartment lamp bulb.

Has the repair been made?

--

Go to Step 10

--

5

  1. Disconnect the IP compartment lamp switch electrical connector.
  2. Connect a test light between B+ and the IP compartment lamp switch harness connector terminal B.

Does the test light illuminate?

--

Go to Step 6

Go to Step 7

6

  1. Turn the ignition switch from LOCK to RUN.
  2. Connect a test light between the IP compartment lamp switch harness connector terminal A and ground.

Does the test light illuminate?

--

Go to Step 8

Go to Step 9

7

Repair a poor connection or an open in circuit 1450.

Has the repair been made?

--

Go to Step 10

--

8

Replace the IP compartment lamp switch.

Has the repair been made?

--

Go to Step 10

--

9

Repair a poor connection or an open in circuit 1732 between the IP compartment lamp and S242.

Has the repair been made?

--

Go to Step 10

--

10

  1. Turn the ignition switch to LOCK.
  2. Reinstall the connectors/components that were removed.

Have all the repairs been made?

--

Refer to Interior Lamps System Check

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