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Engine-Codes – GMC – B3619 GMC

B3619 GMC Code - Head-Up Display Change Page Switch Circuit

Quick Answer

The B3619 GMC code indicates a problem with the Head-Up Display (HUD) Change Page Switch Circuit in the vehicle. Common causes include Faulty Change Page Switch on the Head-Up Display unit, Wiring or connection issues in the Change Page Switch Circuit, Defective control module responsible for managing the Head-Up Display functions. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
B3619 GMC indicates Head-Up Display Change Page Switch Circuit.
Common causes
Common causes include Faulty Change Page Switch on the Head-Up Display unit, Wiring or connection issues in the Change Page Switch Circuit, Defective control module responsible for managing the Head-Up Display functions.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code B3619 GMC Description

The B3619 GMC code indicates a problem with the Head-Up Display (HUD) Change Page Switch Circuit in the vehicle. The Head-Up Display is a feature that projects important information onto the windshield, allowing the driver to view data such as speed, navigation directions, and other critical details without taking their eyes off the road. The Change Page Switch Circuit is responsible for allowing the driver to switch between different display screens on the HUD.

OBDII Code B3619 GMC - Head-Up Display Change Page Switch Circuit
B3619 GMC Code - Head-Up Display Change Page Switch Circuit

Common Causes of B3619 GMC

  1. Faulty Change Page Switch on the Head-Up Display unit.
  2. Wiring or connection issues in the Change Page Switch Circuit.
  3. Defective control module responsible for managing the Head-Up Display functions.
  4. Water or moisture damage affecting the electrical components of the HUD system.
  5. General wear and tear on the Head-Up Display system over time.

Symptoms of B3619 GMC

  1. Inability to switch between different display screens on the Head-Up Display.
  2. Display screens not changing when the Change Page Switch is activated.
  3. Erratic behavior of the Head-Up Display, such as flickering or freezing.
  4. Complete loss of information displayed on the HUD.
  5. Warning light illuminated on the dashboard indicating an issue with the Head-Up Display system.

How to Fix B3619 GMC

  1. Begin by diagnosing the specific cause of the issue using a diagnostic scanner to retrieve the B3619 code and pinpoint the source of the problem.
  2. Inspect the Change Page Switch on the Head-Up Display unit for any visible damage or signs of malfunction. Replace the switch if necessary.
  3. Check the wiring and connections in the Change Page Switch Circuit for any loose connections or damage. Repair or replace any faulty wiring.
  4. Test the control module that manages the Head-Up Display functions to ensure it is functioning correctly. Replace the module if it is found to be defective.
  5. Once the repairs are completed, clear the B3619 code from the vehicle's computer system and test the Head-Up Display to verify that the issue has been resolved.

Cost to Fix B3619 GMC

The typical repair costs for addressing the B3619 GMC code can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of replacing a faulty Change Page Switch on the Head-Up Display unit can range from $100 to $300, including parts and labor. If additional repairs are required, such as fixing wiring or replacing the control module, the total cost may increase accordingly.

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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 B3619 GMC Code

1. What are the common symptoms of OBDII code B3619 GMC related to the Head-Up Display Change Page Switch Circuit?

- Common symptoms include the head-up display not changing pages, displaying incorrect information, or not functioning at all.

2. What are the possible causes of OBDII code B3619 GMC?

- Possible causes include a faulty head-up display control module, damaged wiring or connectors, or a malfunctioning change page switch.

3. How can I diagnose the issue related to OBDII code B3619 GMC?

- To diagnose the issue, you can use a professional OBDII scanner to read the code and perform a visual inspection of the head-up display components and wiring for any visible damage.

4. How can I repair OBDII code B3619 GMC myself?

- You can start by checking and replacing any damaged wiring or connectors. If the issue persists, consider replacing the change page switch or the head-up display control module.

5. Can a DIY enthusiast fix OBDII code B3619 GMC at home?

- While some simple repairs like checking wiring connections can be done at home, diagnosing and repairing complex issues with the head-up display system may require professional help.

6. Are there any safety precautions to consider when working on OBDII code B3619 GMC?

- Be sure to disconnect the vehicle's battery before working on the head-up display system to avoid any electrical hazards or damage to the vehicle's electronics.

7. How much does it cost to repair OBDII code B3619 GMC at a dealership or repair shop?

- The cost of repairing OBDII code B3619 GMC can vary depending on the exact cause of the issue, but it may range from $100 to $500, including parts and labor.

8. Can OBDII code B3619 GMC cause any other problems with the vehicle?

- While the code specifically relates to the head-up display system, unresolved issues with the display may affect the driver's ability to receive important vehicle information while driving.

9. Is it safe to continue driving with OBDII code B3619 GMC present?

- It is generally safe to drive with this code present, but it is recommended to address the issue promptly to ensure proper functioning of the head-up display system.

10. How long does it typically take to repair OBDII code B3619 GMC?

- The repair time for OBDII code B3619 GMC can vary based on the complexity of the issue and the availability of parts, but it may take anywhere from 1 to 3 hours to complete.

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