AutoCodes – GMC – B096A GMC

B096A GMC Code - Hazard Lamps Switch Backlight Circuit Short to Ground

Quick Answer

The Body Control Module (BCM) supplies a voltage reference through the instrument panel cluster dimming voltage reference circuit to the instrument panel cluster lamps dimmer switch, which is part of the headlamp switch. Common causes include Faulty Hazard Lamps Switch, Hazard Lamps Switch harness is open or shorted, Hazard Lamps Switch circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B096A GMC indicates Hazard Lamps Switch Backlight Circuit Short to Ground.
Common causes
Common causes include Faulty Hazard Lamps Switch, Hazard Lamps Switch harness is open or shorted, Hazard Lamps Switch circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 732
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 18, 2024
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Code B096A GMC Description

The Body Control Module (BCM) supplies a voltage reference through the instrument panel cluster dimming voltage reference circuit to the instrument panel cluster lamps dimmer switch, which is part of the headlamp switch. When the dimmer switch is placed in a desired brightness position, reference voltage is applied through the dimmer switch rheostat and the cluster lamps dimmer switch signal circuit to the BCM. The BCM interprets this voltage signal, then applies a Pulse Width Modulated (PWM) voltage to the LED dimming supply circuit to all related interior lamps, illuminating them to the desired level of brightness.
OBDII Code B096A GMC - Hazard Lamps Switch Backlight Circuit Short to Ground - AutoCodes.com
B096A GMC Code - Hazard Lamps Switch Backlight Circuit Short to Ground

What are the Possible Causes of the DTC B096A GMC?

  • Faulty Hazard Lamps Switch
  • Hazard Lamps Switch harness is open or shorted
  • Hazard Lamps Switch circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B096A GMC?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B096A GMC code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B096A GMC code?

Need more information on how to fix the B096A GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B096A GMC code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B096A GMC Code

1. What are the common symptoms of OBDII code B096A in a GMC related to the Hazard Lamps Switch Backlight Circuit Short to Ground?

The common symptoms include non-functional hazard lamp switch backlight, illuminated warning lights on the dashboard, and potential fuse blowouts.

2. What can cause the Hazard Lamps Switch Backlight Circuit to short to ground in a GMC?

Possible causes of this issue may include damaged wiring or connectors, a faulty hazard lamp switch, or a short circuit within the electrical system.

3. How can I diagnose the OBDII code B096A related to the Hazard Lamps Switch Backlight Circuit Short to Ground in my GMC?

You can diagnose this issue by inspecting the wiring and connectors for any visible damage, testing the hazard lamp switch for proper functionality, and using a multimeter to check for short circuits.

4. Is it safe to continue driving my GMC with the B096A OBDII code triggered?

It is not recommended to continue driving your GMC with this issue as it may lead to potential electrical malfunctions or safety hazards.

5. Can I repair the Hazard Lamps Switch Backlight Circuit Short to Ground issue in my GMC myself?

Depending on your automotive repair skills, you may be able to repair this issue yourself by replacing damaged wiring or connectors, repairing the hazard lamp switch, or addressing any short circuits.

6. Will resetting the OBDII code B096A in my GMC make the issue go away?

Resetting the code may temporarily clear the warning light, but if the underlying issue causing the Hazard Lamps Switch Backlight Circuit Short to Ground is not addressed, the problem is likely to reoccur.

7. How much does it typically cost to repair the Hazard Lamps Switch Backlight Circuit Short to Ground problem in a GMC?

The cost of repair can vary depending on the extent of the damage and whether you choose to DIY or seek professional help. It may range from a few dollars for simple fixes to a few hundred dollars for more complex repairs.

8. Can extreme weather conditions affect the Hazard Lamps Switch Backlight Circuit in a GMC?

Extreme weather conditions can potentially exacerbate existing wiring or connector damage, leading to a higher risk of short circuits in the Hazard Lamps Switch Backlight Circuit.

9. Are there any preventive measures I can take to avoid encountering the B096A OBDII code in my GMC?

Regularly inspecting the wiring and connectors for signs of wear or damage, avoiding water exposure to electrical components, and using high-quality replacement parts can help prevent this issue.

10. How long does it usually take to repair the Hazard Lamps Switch Backlight Circuit Short to Ground problem in a GMC?

The repair time can vary depending on the complexity of the issue and your level of experience. Simple fixes may take a few hours, while more involved repairs may require a professional mechanic and could take longer.

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