LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 2004 >> Century Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Lighting Systems) >> Diagnostic Information and Procedures >> Vanity Mirror Lamp(s) Inoperative

Vanity Mirror Lamp(s) Inoperative

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
Vanity Mirror Lamp(s) Inoperative

Step Action Yes No
Schematic Reference: Interior Lights Schematics 
Connector End View Reference: Master Electrical Component List in Wiring Systems
1 Did you perform the Lighting Systems Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Lighting Systems 
2
  1. Turn ON the courtesy lamps.
  2. Open the vanity mirror cover.
  3. Close the vanity mirror cover.
Did the vanity mirror lamp(s) operate properly?
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3 Do the courtesy lamps operate properly? Go to Step 4  Go to Courtesy Lamps Inoperative 
4
  1. Place the interior lamp switch in the ON position.
  2. Open the vanity mirror.
  3. Remove the inoperative bulb from the vanity mirror lamp.
  4. Connect a test lamp between the courtesy lamp supply voltage circuit of the inoperative vanity mirror lamp bulb and the ground circuit of the inoperative vanity lamp bulb.
Does the test lamp illuminate?
Go to Step 7  Go to Step 5 
5
  1. Disconnect the vanity mirror lamp connector.
  2. Connect a test lamp between the courtesy lamp supply voltage circuit of the inoperative vanity mirror lamp connector and the ground circuit of the inoperative vanity lamp connector.
Does the test lamp illuminate?
Go to Step 8  Go to Step 6 
6 Test the inadvertent power courtesy lamp circuit for a high resistance or open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12  Go to Step 9 
7 Inspect for poor connections at the inoperative vanity mirror lamp bulb. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12  Go to Step 10 
8 Inspect for poor connections at the harness connector of the inoperative vanity mirror lamp. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12  Go to Step 11 
9 Repair the high resistance or an open in the ground circuit of the inoperative vanity mirror lamp bulb. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you complete the repair?
Go to Step 12  -
10 Replace the inoperative vanity mirror lamp bulbs. Refer to Vanity Mirror Lamp Bulb Replacement .
Did you complete the replacement?
Go to Step 12  -
11 Replace the inoperative vanity mirror lamp. Refer to Sunshade Replacement in Interior Trim.
Did you complete the replacement?
Go to Step 12  -
12 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 2