Engine-CodesGMC – B1280 2017 GMC Sierra

B1280 2017 GMC Sierra Code - Rear Seat Entertainment Input Signal Circuit

Quick Answer

The B1280 diagnostic trouble code for a 2017 GMC Sierra relates to the Rear Seat Entertainment Input Signal Circuit. Common causes include Loose or damaged wiring in the rear seat entertainment input signal circuit, Faulty rear seat entertainment control module, Malfunctioning rear seat entertainment input device (e.g., DVD player, audio input). 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
B1280 2017 GMC Sierra indicates Rear Seat Entertainment Input Signal Circuit .
Common causes
Common causes include Loose or damaged wiring in the rear seat entertainment input signal circuit, Faulty rear seat entertainment control module, Malfunctioning rear seat entertainment input device (e.g., DVD player, audio input).
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.
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code B1280 2017 GMC Sierra Description

The B1280 diagnostic trouble code for a 2017 GMC Sierra relates to the Rear Seat Entertainment Input Signal Circuit. This code indicates that there is a malfunction in the circuit responsible for transmitting signals to the rear seat entertainment system in the vehicle. The rear seat entertainment system typically consists of screens, DVD players, and audio inputs that provide entertainment for passengers in the back seats of the vehicle. When this circuit malfunctions, it can lead to a loss of functionality in the rear seat entertainment system, resulting in a lack of audio or video output to the screens.

OBDII Code B1280 2017 GMC Sierra - Rear Seat Entertainment Input Signal Circuit
B1280 2017 GMC Sierra Code - Rear Seat Entertainment Input Signal Circuit

Common Causes of B1280 2017 GMC Sierra

  1. Loose or damaged wiring in the rear seat entertainment input signal circuit.
  2. Faulty rear seat entertainment control module.
  3. Malfunctioning rear seat entertainment input device (e.g., DVD player, audio input).
  4. Water or moisture damage to the rear seat entertainment system components.
  5. Electrical issues in the vehicle's overall entertainment system affecting the rear seat entertainment circuit.

Symptoms of B1280 2017 GMC Sierra

  1. Loss of audio or video output in the rear seat entertainment system.
  2. No response from the rear seat entertainment controls.
  3. Intermittent or flickering display on the rear screens.
  4. Error messages or warnings related to the rear seat entertainment system on the vehicle's display.
  5. Inability to change audio or video sources on the rear seat entertainment system.

How to Fix B1280 2017 GMC Sierra

  1. Begin by conducting a visual inspection of the rear seat entertainment input signal circuit to check for any obvious signs of damage or loose connections.
  2. Use a multimeter to test the continuity and voltage levels in the circuit components to identify any faulty parts.
  3. Replace any damaged wiring or components in the rear seat entertainment input signal circuit.
  4. Reset or reprogram the rear seat entertainment control module to ensure proper functionality.
  5. Test the rear seat entertainment system after repairs to confirm that the issue has been resolved.

Cost to Fix B1280 2017 GMC Sierra

The typical repair costs for addressing a B1280 code related to the Rear Seat Entertainment Input Signal Circuit in a 2017 GMC Sierra can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of parts such as wiring, control modules, or input devices could range from $100 to $500 or more. Labor costs for diagnosis and repair could add an additional $150 to $500 or more, depending on the shop's hourly rates and the complexity of the repair process. Overall, the total cost of addressing this issue could range from $250 to $1000 or more. It's important to note that these estimates are rough figures and could vary based on factors such as location, vehicle make and model, and the extent of the repairs required. It's advisable to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate.

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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 B1280 2017 GMC Sierra Code

1. What are the common symptoms of OBDII code B1280 on a 2017 GMC Sierra related to the Rear Seat Entertainment Input Signal Circuit?

The common symptoms include a malfunctioning rear seat entertainment system, no video or audio output, and error messages on the display.

2. What are the possible causes of OBDII code B1280 on a 2017 GMC Sierra?

Possible causes include a faulty rear seat entertainment control module, damaged wiring or connectors, or a defective display screen.

3. How can I diagnose the issue related to the Rear Seat Entertainment Input Signal Circuit on my 2017 GMC Sierra?

Diagnosing the issue involves checking the wiring and connectors for any visible damage, testing the rear seat entertainment control module, and inspecting the display screen for functionality.

4. Can I repair the OBDII code B1280 issue on my 2017 GMC Sierra myself?

Depending on your level of automotive expertise, you may be able to repair the issue yourself by replacing damaged wiring or connectors, or by swapping out the rear seat entertainment control module.

5. Is it safe to continue driving my 2017 GMC Sierra with OBDII code B1280 related to the Rear Seat Entertainment Input Signal Circuit?

While the vehicle may still be operational, it is recommended to address the issue promptly to ensure the proper functioning of the rear seat entertainment system and avoid any potential electrical issues.

6. Will resetting the OBDII code B1280 on my 2017 GMC Sierra solve the problem?

Resetting the code may temporarily clear the error message, but it is crucial to diagnose and repair the underlying issue causing the code to prevent it from reoccurring.

7. How much can I expect to pay to repair OBDII code B1280 on my 2017 GMC Sierra at a dealership or repair shop?

The cost of the repair can vary depending on the exact cause of the issue and the labor rates of the service provider. It is advisable to obtain quotes from multiple sources for an accurate estimate.

8. Are there any recalls or technical service bulletins related to OBDII code B1280 on the 2017 GMC Sierra?

It is recommended to check with a GMC dealership or visit the National Highway Traffic Safety Administration (NHTSA) website to verify any recalls or technical service bulletins related to this specific OBDII code.

9. Can extreme weather conditions or rough terrain contribute to the occurrence of OBDII code B1280 on a 2017 GMC Sierra?

While extreme conditions may not directly cause the code, they can exacerbate existing issues with the rear seat entertainment system, leading to the triggering of OBDII code B1280.

10. Will disconnecting the battery reset the OBDII code B1280 on my 2017 GMC Sierra?

Disconnecting the battery may reset the code temporarily, but it is essential to address the root cause of the issue to prevent the code from reappearing.

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