AutoCodes – GMC – B0956 2016 GMC Sierra

B0956 2016 GMC Sierra Code - Parking Assist Front Sensor Right Middle Circuit

Quick Answer

The object sensors are 3-wire sensors that are used to determine the distance between the vehicle and an object of interest. Common causes include Faulty Parking Assist Front Sensor Right Middle, Parking Assist Front Sensor Right Middle harness is open or shorted, Parking Assist Front Sensor Right Middle circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B0956 2016 GMC Sierra indicates Parking Assist Front Sensor Right Middle Circuit.
Common causes
Common causes include Faulty Parking Assist Front Sensor Right Middle, Parking Assist Front Sensor Right Middle harness is open or shorted, Parking Assist Front Sensor Right Middle circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code Popularity 204
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 01, 2023
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Code B0956 2016 GMC Sierra Description

The object sensors are 3-wire sensors that are used to determine the distance between the vehicle and an object of interest. The Parking Assist Control Module supplies 8 V to the object sensors via the 8 V reference circuit and provides ground via the low reference circuit. The Parking Assist Control Module triggers the sensors in a sequential loop. After each sensor transmits, the Parking Assist Control Module uses the sensor echo received through the signal circuit to calculate the distance and position of an object. The Diagnostic Trouble Code (DTC) will be set when the Parking Aid Front Sensor Signal to the Parking Assist Control Module is out of specification.
OBDII Code B0956 2016 GMC Sierra - Parking Assist Front Sensor Right Middle Circuit - AutoCodes.com
B0956 2016 GMC Sierra Code - Parking Assist Front Sensor Right Middle Circuit

What are the Possible Causes of the DTC B0956 2016 GMC Sierra?

  • Faulty Parking Assist Front Sensor Right Middle
  • Parking Assist Front Sensor Right Middle harness is open or shorted
  • Parking Assist Front Sensor Right Middle circuit poor electrical connection
  • Faulty Parking Assist Control Module

How to Fix the DTC B0956 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 B0956 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 B0956 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 B0956 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code B0956 on a 2016 GMC Sierra related to the Parking Assist Front Sensor Right Middle Circuit?

- Common symptoms include a malfunction or complete failure of the front parking assist system on the right middle side of the vehicle.

2. What are the potential causes of OBDII code B0956 on a 2016 GMC Sierra?

- The code B0956 can be triggered by issues such as a faulty front parking sensor, damaged wiring or connectors, or a problem with the control module.

3. How can I diagnose the Parking Assist Front Sensor Right Middle Circuit issue on my 2016 GMC Sierra?

- To diagnose the issue, you can use an OBDII scanner to retrieve the specific trouble code B0956. Additionally, visually inspect the front parking sensor, wiring, and connectors for any visible damage.

4. What are some repair tips for resolving OBDII code B0956 on a 2016 GMC Sierra?

- Repair tips may include checking and repairing any damaged wiring or connectors, replacing the faulty front parking sensor, or resetting the control module after the issue has been fixed.

5. Can I fix the Parking Assist Front Sensor Right Middle Circuit problem on a 2016 GMC Sierra myself?

- Depending on your experience and comfort level with automotive repairs, you may be able to fix the issue yourself by following repair manuals or online guides specific to your GMC Sierra model.

6. Will OBDII code B0956 on a 2016 GMC Sierra cause any safety concerns?

- While the code itself may not directly affect the vehicle's drivability, a malfunctioning parking assist system could compromise your ability to accurately judge distances while parking.

7. How urgent is it to address OBDII code B0956 on a 2016 GMC Sierra?

- It is recommended to address the issue promptly to ensure the proper functioning of the front parking assist system and to prevent any potential accidents or damage while parking.

8. Is it necessary to clear the OBDII code B0956 after fixing the issue on a 2016 GMC Sierra?

- Yes, it is advisable to clear the trouble code B0956 after resolving the problem to reset the system and ensure that the issue has been successfully repaired.

9. Are there any common related codes that may appear alongside B0956 on a 2016 GMC Sierra?

- Depending on the root cause of the issue, related codes such as B0955 (Parking Assist Front Sensor Right Middle Circuit Range/Performance) or B0957 (Parking Assist Front Sensor Right Middle Circuit Low Voltage) may also be present.

10. How can I prevent OBDII code B0956 from recurring on my 2016 GMC Sierra?

- Regularly inspecting and maintaining the front parking assist system components, including sensors, wiring, and connectors, can help prevent issues that may trigger the B0956 trouble code.

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