AutoCodesGMC – B172F 2016 GMC Sierra

B172F 2016 GMC Sierra Code - Driver Seat Cushion Right Rear Haptic Movement

Quick Answer

The safety alert seat provides a vibration in the driver’s seat bottom cushion to alert the driver of a number of concerns. Common causes include Faulty Driver Seat Cushion Right Rear Haptic Movement Motor, Driver Seat Cushion Right Rear Haptic Movement Motor harness is open or shorted, Drivers Seat Cushion Right Rear Haptic Movement Motor circuit poor electrical connection. 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
B172F 2016 GMC Sierra indicates Driver Seat Cushion Right Rear Haptic Movement.
Common causes
Common causes include Faulty Driver Seat Cushion Right Rear Haptic Movement Motor, Driver Seat Cushion Right Rear Haptic Movement Motor harness is open or shorted, Drivers Seat Cushion Right Rear Haptic Movement Motor circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 386
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 21, 2023
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Code B172F 2016 GMC Sierra Description

The safety alert seat provides a vibration in the driver’s seat bottom cushion to alert the driver of a number of concerns. Two seat haptic movement motors are utilized to create the vibration and are located on the left and right sides of the seat cushion. Utilizing two motors allows the vibration to be localized to the left or right side of the seat, depending on the side of the vehicle generating the alert, or to vibrate both simultaneously.

The Seat Memory Control Module receives serial data messages from other modules and provides voltage to control the seat haptic movement motors. The Seat Memory Control Module will pulse the left, right, or both motors with the number of pulses requested over serial data. The Seat Memory Control Module monitors the control circuits for open, short to ground, and short to voltage conditions and will set Diagnostic Trouble Code (DTC) if a circuit fault is detected.

The seat haptic movement motor is DC motor located in the driver’s seat bottom cushion. Two seat haptic movement motors are used in the seat bottom cushion, positioned on the left and right side. An offset weight is attached to the motor. When activated, the spinning offset weight creates a vibration felt by the driver through the seat cushion.

Each seat haptic movement motor receives a constant chassis ground. The motor is controlled by the Seat Memory Control Module providing voltage through a dedicated control circuit. When an alert is required, the Seat Memory Control Module will apply voltage, activating the seat haptic movement motor.
OBDII Code B172F 2016 GMC Sierra - Driver Seat Cushion Right Rear Haptic Movement - AutoCodes.com
B172F 2016 GMC Sierra Code - Driver Seat Cushion Right Rear Haptic Movement

What are the Possible Causes of the DTC B172F 2016 GMC Sierra?

  • Faulty Driver Seat Cushion Right Rear Haptic Movement Motor
  • Driver Seat Cushion Right Rear Haptic Movement Motor harness is open or shorted
  • Drivers Seat Cushion Right Rear Haptic Movement Motor circuit poor electrical connection
  • Faulty Seat Memory Control Module

How to Fix the DTC B172F 2016 GMC Sierra?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B172F 2016 GMC Sierra 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 B172F 2016 GMC Sierra code?

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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 B172F 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code B172F in a 2016 GMC Sierra related to the driver seat cushion right rear haptic movement?

The common symptom is the loss of haptic feedback or movement in the driver seat cushion's right rear area.

2. What could be the possible causes of OBDII code B172F in a 2016 GMC Sierra affecting the driver seat cushion right rear haptic movement?

Possible causes include a malfunctioning haptic feedback module, wiring issues, or a faulty seat cushion motor.

3. How can I diagnose the issue related to OBDII code B172F in my 2016 GMC Sierra's driver seat cushion right rear haptic movement?

You can diagnose the problem by conducting a visual inspection of the wiring, testing the haptic feedback module, and checking the seat cushion motor for proper functionality.

4. Is it safe to continue driving my 2016 GMC Sierra with the OBDII code B172F affecting the driver seat cushion right rear haptic movement?

It is generally safe to drive the vehicle, but it is recommended to address the issue promptly to ensure the proper functioning of the driver seat features.

5. Can I repair OBDII code B172F related to the driver seat cushion right rear haptic movement in my 2016 GMC Sierra myself?

Depending on your skill level and access to tools, you may be able to repair the issue yourself by replacing the faulty haptic feedback module, fixing wiring problems, or addressing issues with the seat cushion motor.

6. Are there any recalibration procedures needed after repairing OBDII code B172F in a 2016 GMC Sierra affecting the driver seat cushion right rear haptic movement?

After repairing the issue, it may be necessary to recalibrate the haptic feedback system to ensure proper functionality of the driver seat cushion.

7. How much does it typically cost to repair OBDII code B172F in a 2016 GMC Sierra related to the driver seat cushion right rear haptic movement?

The cost of repair can vary depending on the specific cause of the issue, but it may involve expenses for parts and labor.

8. Will resetting the vehicle's computer system clear the OBDII code B172F affecting the driver seat cushion right rear haptic movement in my 2016 GMC Sierra?

Resetting the computer system may temporarily clear the code, but it is essential to diagnose and repair the underlying issue to prevent the code from reoccurring.

9. Can extreme temperatures or moisture contribute to triggering OBDII code B172F in a 2016 GMC Sierra involving the driver seat cushion right rear haptic movement?

Extreme temperatures or moisture can potentially affect the components related to the driver seat cushion haptic movement, leading to the triggering of the OBDII code B172F.

10. How long does it usually take to repair OBDII code B172F in a 2016 GMC Sierra linked to the driver seat cushion right rear haptic movement?

The repair time can vary based on the complexity of the issue and the availability of parts, but it may take a few hours to a day for the repair to be completed successfully.

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