Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSATURN2005VUE 2WD V6-3.5L VIN 4REPAIR AND DIAGNOSISLIGHTING AND HORNSTESTING AND INSPECTIONSYMPTOM RELATED DIAGNOSTIC PROCEDURESA SYMPTOMS - LIGHTING SYSTEMS
2005 Saturn VUE 2WD V6-3.5L VIN 4
A Symptoms - Lighting Systems
2005 Saturn VUE 2WD V6-3.5L VIN 4SECTION A Symptoms - Lighting Systems
SYMPTOMS
IMPORTANT: The following steps must be completed before using the symptoms tables.
1. Perform the Diagnostic System Check - Vehicle in DTC Information before using the symptom tables in order to verify that all of the following are true:
- There are no DTCs set.
- The control modules can communicate via the serial data link. Diagnostic System Check - Vehicle
2. Review the system operation in order to familiarize yourself with the system functions. Refer to the following:
- Exterior Lighting Systems Description and Operation
- Interior Lighting Systems Description and Operation
Visual/Physical Inspection
Several of the symptom procedures ask for a careful visual/physical check. This step is extremely important. It could lead to correcting a problem without further checks and can save valuable time. These checks include the following:
- Inspect for aftermarket devices which could affect the operation of the Lighting System.
- Inspect the easily accessible or visible system components and harness connectors for obvious damage or conditions which could cause the symptom.
- If only one lamp is inoperative, inspect and repair a poor connection or an open in the power feed or ground circuit before replacing the light bulb.
Intermittent
Faulty electrical connections or wiring may also be the cause of intermittent conditions.
Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose a symptom that does not set a DTC:
- Backup Lamps Always On
- Backup Lamps Inoperative
- Daytime Running Lamps (DRL) Indicator Inoperative
- Daytime Running Lamps (DRL) Inoperative
- Dome Lamps Inoperative
- Fog Lamps Always On
- Fog Lamps Inoperative
- Hazard Lamps Inoperative
- Headlamps Inoperative - High Beams
- Headlamps Inoperative - Low Beams
- Headlamps Inoperative - Low and High Beams
- Headlamps Inoperative - Flash to Pass
- High Beam Indicator Inoperative
- Illuminated Entry Lamps Inoperative
- Park Lamps Always On
- Park Lamps Inoperative
- Stop Lamps Inoperative
- Turn Signal Lamps and/or Indicators Inoperative
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.