Vanity Mirror Lamp(s) Inoperative
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Vanity Mirror Lamp(s) Inoperative Diagnostic Test
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Interior Lights Schematics Connector End View Reference: Lighting Systems Connector End Views |
|||
| 1 | Did you perform the Lighting Systems Diagnostic System Check? | Go to Step 2 | Go to Diagnostic System Check - Lighting Systems |
| 2 | Verify that the visor vanity mirror lamps are inoperative. Do the visor vanity mirror lamps operate normally? |
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
| 3 | Connect a test lamp from the inadvertent power courtesy lamps supply voltage circuit above the headliner at the inoperative visor vanity mirror connector to ground. Refer to Circuit Testing
in Wiring Systems. Does the test lamp illuminate? |
Go to Step 4 | Go to Step 5 |
| 4 | Connect a test lamp between the inadvertent power courtesy lamps supply voltage circuit and the ground circuit at the inoperative visor vanity mirror lamp connector. Refer to Circuit Testing
in Wiring Systems. Does the test lamp illuminate? |
Go to Step 7 | Go to Step 6 |
| 5 | Repair the open, high resistance or short to ground in the inadvertent power courtesy lamps supply voltage circuit. Refer to Wiring Repairs
in Wiring Systems. Is the repair complete? |
Go to Step 8 | - |
| 6 | Repair the open or high resistance in the ground circuit. Refer to Wiring Repairs
in Wiring Systems. Is the repair complete? |
Go to Step 8 | - |
| 7 |
|
Go to Step 8 | - |
| 8 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 3 |