Low and High Beams Headlamps Inoperative. Chevrolet Monte Carlo 2003

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2003 🢒 Monte Carlo 🢒 Body and Accessories 🢒 Lighting Systems 🢒 Low and High Beams Headlamps Inoperative

Step	Action	Yes	No
Schematic Reference: Headlights/Daytime Running Lights (DRL) Schematics
1	Did you perform the Lighting Systems Diagnostic System Check?	Go to Step 2	Go to Diagnostic System Check - Lighting Systems
2	Turn the headlamps ON. Turn the headlamp dimmer switch to the LOW BEAM position and then to the HIGH BEAM position. Do the headlamps illuminate with each command?	Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems	Go to Step 3
3	Connect a test lamp between the headlamp switch signal circuit and ground. Does the test lamp illuminate?	Go to Step 5	Go to Step 4
4	Repair a high resistance or an open in the headlamp switch signal circuit of the headlamp switch. Refer to Wiring Repairs or to Connector Repairs in Wiring Systems. Did you complete the repair?	Go to Step 6	--
5	Replace the headlamp switch. Refer to Headlamp Switch Replacement . Did you complete the replacement?	Go to Step 6	--
6	Operate the system in order to verify the repair. Did you correct the condition?	System OK	Go to Step 2