AutoCodes.com | All About OBDII Engine Codes
AutoCodes - GMC - B1289 GMC

B1289 GMC Code - Video Display Brightness Control Signal

- Code Popularity: 1,204 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
Share on Facebook   Share on Twitter   Share on Linkedin

What are the Possible Causes of the DTC B1289 GMC?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Video Display
  • Video Display harness is open or shorted
  • Video Display circuit poor electrical connection
⚠ Does your GMC have Safety Recalls? → Check here

How to Fix the DTC B1289 GMC?

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

Code Tech Notes

DTC B1289 01 Video Display Brightness Control Signal Short to Battery
DTC B1289 02 Video Display Brightness Control Signal Short to Ground
DTC B1289 04 Video Display Brightness Control Signal Open Circuit

Search for B1289 GMC Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1289 GMC code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code B1289 GMC Description

The radio can control the video display brightness on vehicles equipped with Rear Seat Entertainment (RSE) video. The radio varies a Pulse With Modulated (PWM) signal to the rear entertainment video screen to command the screen brightness to the desired level. The Diagnostic Trouble Code (DTC) will set when the radio detects a short to voltage, short to ground, or an open/high resistance in the video display brightness control circuit 400 ms after the radio activates the remote enable circuit.

OBDII Code B1289 GMC - Video Display Brightness Control Signal - AutoCodes.com
B1289 GMC Code - Video Display Brightness Control Signal

Need More Information on the Code?

Need more information on how to fix the B1289 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1289 GMC code diagnosed by a professional: Find a repair shop in your area

Code B1289 GMC comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the B1289 GMC code? Have you replaced any parts?
Any information is appreciated. Thanks