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Engine-Codes – GMC – B172E 2014 GMC Sierra

B172E 2014 GMC Sierra Code - Driver Seat Cushion Left Rear Haptic Movement

Quick Answer

The B172E diagnostic code for a 2014 GMC Sierra specifically relates to the driver seat cushion left rear haptic movement. Common causes include Faulty sensor in the driver's seat cushion, Damaged wiring or connectors in the haptic system, Defective actuator responsible for haptic movement. 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
B172E 2014 GMC Sierra indicates Driver Seat Cushion Left Rear Haptic Movement.
Common causes
Common causes include Faulty sensor in the driver's seat cushion, Damaged wiring or connectors in the haptic system, Defective actuator responsible for haptic movement.
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 11, 2024
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Code B172E 2014 GMC Sierra Description

The B172E diagnostic code for a 2014 GMC Sierra specifically relates to the driver seat cushion left rear haptic movement. In simpler terms, this code indicates an issue with the haptic function of the driver's seat cushion, particularly the left rear part. Haptic technology involves tactile feedback or vibrations to provide users with information or alerts. In the context of a vehicle seat, haptic movement refers to the ability of the seat to provide subtle vibrations or movements to alert the driver of certain conditions, such as lane departure or collision warnings.

OBDII Code B172E 2014 GMC Sierra - Driver Seat Cushion Left Rear Haptic Movement
B172E 2014 GMC Sierra Code - Driver Seat Cushion Left Rear Haptic Movement

Common Causes of B172E 2014 GMC Sierra

  1. Faulty sensor in the driver's seat cushion
  2. Damaged wiring or connectors in the haptic system
  3. Defective actuator responsible for haptic movement
  4. Software malfunction affecting the haptic function
  5. Physical damage to the driver's seat cushion impacting haptic feedback

Symptoms of B172E 2014 GMC Sierra

  1. Absence of vibration or movement in the left rear part of the driver's seat cushion
  2. Inability to receive haptic alerts or warnings through the seat
  3. Reduced driver awareness and responsiveness while driving
  4. Dashboard warning light related to driver seat haptic movement issue

How to Fix B172E 2014 GMC Sierra

  1. Begin by diagnosing the specific cause of the issue using a diagnostic scanner to confirm the B172E code and pinpoint the faulty component.
  2. Inspect the sensor, wiring, and actuator in the driver's seat cushion for any visible damage or signs of malfunction.
  3. Repair or replace the faulty component, whether it is the sensor, wiring, actuator, or software related to the haptic system.
  4. Clear the diagnostic trouble code from the vehicle's system using the diagnostic scanner to reset the haptic function.
  5. Test the driver's seat cushion to ensure that the haptic movement is restored and functioning correctly before returning the vehicle to service.

Cost to Fix B172E 2014 GMC Sierra

The typical repair costs for addressing the B172E code related to driver seat cushion left rear haptic movement can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. In general, repairing or replacing sensors, wiring, or actuators in the haptic system can range from $200 to $800, including parts and labor. However, additional costs may apply if software updates or recalibration are necessary.

What does this mean?

Tech Notes for B172E 2014 GMC Sierra

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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 B172E 2014 GMC Sierra Code

1. What does the OBDII code B172E indicate on a 2014 GMC Sierra?

The B172E code on a 2014 GMC Sierra indicates a fault in the Driver Seat Cushion Left Rear Haptic Movement system, which is part of the vehicle's seat vibration feature used for alerting the driver through tactile feedback.

2. What are common symptoms of the B172E code in a 2014 GMC Sierra?

Common symptoms include the absence of vibration feedback in the driver's seat, a continuously operating vibration feature, or an error message displayed on the vehicle's dashboard.

3. What could cause the B172E code to appear on a 2014 GMC Sierra?

Possible causes include a faulty haptic motor, damaged wiring or connections in the seat’s haptic system, or a malfunctioning control module.

4. How can I diagnose the B172E code on a 2014 GMC Sierra?

Diagnosis involves using an OBDII scanner to confirm the code, visually inspecting the seat's wiring and connections for damage, and testing the haptic motor and control module functionality with a multimeter or specialized diagnostic tool.

5. What steps should be taken to repair the B172E code on a 2014 GMC Sierra?

Repair steps typically include replacing or repairing any faulty haptic motors, fixing or replacing damaged wires or connectors, and potentially resetting or replacing the control module if it is found to be defective.

6. Is it safe to drive a 2014 GMC Sierra with the B172E code active?

While it may be safe to drive, the lack of haptic feedback could mean missing critical alerts about vehicle performance or safety issues, so it is advisable to address the problem as soon as possible.

7. Will the B172E code clear itself once the repairs are made on a 2014 GMC Sierra?

After the necessary repairs are made, the code should be cleared using an OBDII scanner. If the repairs are successful, the code should not reappear.

8. What tools are needed to fix the B172E code on a 2014 GMC Sierra?

Tools needed might include an OBDII scanner, a multimeter for electrical testing, and basic hand tools for accessing and replacing components within the seat assembly.

9. How much does it typically cost to resolve the B172E code in a 2014 GMC Sierra?

Costs can vary widely based on the specific repair needed and local labor rates, ranging from minimal for a simple wiring fix to more significant expenses if replacing the haptic motor or control module is necessary.

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