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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1085 (Lighting Systems) >> Diagnostic Information and Procedures >> Reading Lamp(s) Inoperative

Reading Lamp(s) Inoperative

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Reading 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 System Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Lighting Systems 
2
  1. Turn ON the LH roof rail reading lamp.
  2. Turn ON the RH roof rail reading lamp.
Do both reading lamps illuminate?
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3 Repair the high resistance or an open in the inoperative roof rail reading lamp courtesy lamps supply voltage supply or ground circuit.
Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you complete the repair?
Go to Step 4  -
4 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 3