GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Interior Lights Schematics

1

Did you review the Lighting System Description and Operation and perform the necessary inspections?

Go to Step 2

Go to Symptoms - Lighting Systems

2

Verify that the console lamp is always ON.

Does the system operate normally?

Go to Testing for Electrical Intermittents in Wiring Systems

Go to Step 3

3

Test the console compartment lamp voltage supply circuit for battery positive voltage at the lamp. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and complete the repair?

Go to Step 8

Go to Step 4

4

With the switch closed, test the console compartment lamp ground circuit for continuity to ground at the ground side of the switch. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and complete the repair?

Go to Step 8

Go to Step 5

5

Test the console compartment lamp ground circuit for continuity to ground at the switch. Refer to Circuit Testing in Wiring Systems.

Is ground present?

Go to Step 6

Go to Step 7

6

Repair the open or high resistance in the ground circuit between the console lamp and the switch. Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

Go to Step 8

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7

Replace the console switch. Refer to Console Compartment Lamp Switch Replacement .

Did you complete the repair?

Go to Step 8

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8

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3