Engine-CodesGMC – B0954 2017 GMC Sierra

B0954 2017 GMC Sierra Code - Parking Assist Front Sensor Left Corner Circuit

Quick Answer

The B0954 diagnostic trouble code (DTC) for a 2017 GMC Sierra relates to the Parking Assist Front Sensor Left Corner Circuit. Common causes include Faulty front left corner parking sensor, Wiring or connector issues in the front left corner sensor circuit, Corrosion or damage to the sensor or circuit components. 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
B0954 2017 GMC Sierra indicates Parking Assist Front Sensor Left Corner Circuit.
Common causes
Common causes include Faulty front left corner parking sensor, Wiring or connector issues in the front left corner sensor circuit, Corrosion or damage to the sensor or circuit components.
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.
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code B0954 2017 GMC Sierra Description

The B0954 diagnostic trouble code (DTC) for a 2017 GMC Sierra relates to the Parking Assist Front Sensor Left Corner Circuit. This code indicates a malfunction in the circuit responsible for the front left corner parking sensor. The parking assist system uses sensors located around the vehicle to detect obstacles and aid the driver in parking maneuvers. When this specific sensor circuit fails, it can lead to inaccurate or non-functional readings, affecting the system's ability to detect objects in the vehicle's path.

OBDII Code B0954 2017 GMC Sierra - Parking Assist Front Sensor Left Corner Circuit
B0954 2017 GMC Sierra Code - Parking Assist Front Sensor Left Corner Circuit

Common Causes of B0954 2017 GMC Sierra

  1. Faulty front left corner parking sensor.
  2. Wiring or connector issues in the front left corner sensor circuit.
  3. Corrosion or damage to the sensor or circuit components.
  4. Electronic control module (ECM) malfunction affecting the sensor circuit.
  5. Impact or physical damage to the front left corner sensor.

Symptoms of B0954 2017 GMC Sierra

  1. Parking assist system not providing accurate distance warnings.
  2. Parking assist system constantly giving false alerts.
  3. Parking assist system completely non-functional.
  4. Dashboard warning light illuminated indicating a parking sensor issue.

How to Fix B0954 2017 GMC Sierra

  1. Begin by conducting a visual inspection of the front left corner parking sensor and its wiring for any visible damage or corrosion.
  2. Use a multimeter to test the sensor's resistance and check for continuity in the circuit.
  3. If the sensor or wiring is faulty, replace the front left corner parking sensor and repair any damaged wiring or connectors.
  4. Clear the DTC from the vehicle's ECM using a diagnostic scan tool.
  5. Test the parking assist system to ensure proper functionality after the repair.

Cost to Fix B0954 2017 GMC Sierra

The typical repair costs for addressing the Parking Assist Front Sensor Left Corner Circuit issue can vary depending on the extent of the damage and the specific components that need replacement. On average, the cost of replacing a parking sensor and repairing associated wiring can range from $200 to $500, including parts and labor. However, it is important to note that diagnosis time and labor rates at auto repair shops can vary significantly based on factors such as location, vehicle make and model, and engine type. It is advisable to consult with a local auto repair shop for a more accurate estimate tailored to your specific situation.

Tech Notes for B0954 2017 GMC Sierra

B0954:01 Parking Assist Front Sensor Left Corner Circuit Short to Battery

B0954:02 Parking Assist Front Sensor Left Corner Circuit Short to Ground

B0954:04 Parking Assist Front Sensor Left Corner Circuit Open

B0954:06 Parking Assist Front Sensor Left Corner Circuit Low Voltage/Open

B0954:08 Parking Assist Front Sensor Left Corner Circuit Performance - Signal Invalid

B0954:18 Parking Assist Front Sensor Left Corner Circuit Low Signal Amplitude

B0954:21 Parking Assist Front Sensor Left Corner Circuit Incorrect Period

B0954:22 Parking Assist Front Sensor Left Corner Circuit Too Short Low-Time

B0954:3A Parking Assist Front Sensor Left Corner Circuit Incorrect Component Installed

B0954:3B Parking Assist Front Sensor Left Corner Circuit Self-Test Malfunction

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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 B0954 2017 GMC Sierra Code

1. What are the common symptoms of OBDII code B0954 in a 2017 GMC Sierra related to the Parking Assist Front Sensor Left Corner Circuit?

The common symptoms include the parking assist system not functioning properly, warning lights on the dashboard, and possible alerts indicating a sensor issue.

2. What are some possible causes of OBDII code B0954 in a 2017 GMC Sierra?

Possible causes of this code may include a faulty front sensor on the left corner, wiring or connection issues, sensor calibration problems, or damage to the sensor due to external factors.

3. How can I diagnose the issue related to OBDII code B0954 in my 2017 GMC Sierra?

Diagnosing this issue typically involves using an OBDII scanner to retrieve the specific fault code, visually inspecting the front left corner sensor and its connections, checking for wiring damage, and performing sensor calibration if needed.

4. Can I repair OBDII code B0954 in my 2017 GMC Sierra by myself?

While some basic checks and sensor cleaning can be done by DIY enthusiasts, it is recommended to consult a professional mechanic for accurate diagnosis and repair of the parking assist front sensor left corner circuit issue.

5. Are there any DIY tips for troubleshooting OBDII code B0954 in a 2017 GMC Sierra?

DIY tips include checking the sensor connections for corrosion or damage, ensuring the sensor is clean and free of obstructions, and resetting the system by disconnecting the battery for a few minutes before reconnecting it.

6. Is it safe to continue driving my 2017 GMC Sierra with OBDII code B0954?

It is generally safe to drive the vehicle with this code, but it is advised to address the issue promptly to prevent any potential parking assist system malfunctions or safety concerns while parking.

7. How much does it typically cost to repair OBDII code B0954 in a 2017 GMC Sierra?

The cost of repair can vary depending on the exact cause of the issue, labor rates in your area, and whether any parts need to be replaced. It is recommended to get a few quotes from different mechanics to compare prices.

8. Can extreme weather conditions affect the parking assist front sensor left corner circuit in a 2017 GMC Sierra?

Extreme weather conditions such as heavy rain, snow, or extreme temperatures can potentially affect the sensor's performance or cause damage, leading to issues like OBDII code B0954.

9. Will resetting the OBDII code B0954 in a 2017 GMC Sierra make the issue go away permanently?

Simply resetting the code may temporarily clear the warning lights, but if the underlying issue causing the code is not addressed, it is likely to reoccur. Proper diagnosis and repair are essential for a permanent solution.

10. How important is it to fix OBDII code B0954 in a 2017 GMC Sierra promptly?

Addressing this code promptly is important to ensure the proper functioning of the parking assist system, which enhances safety by providing assistance during parking maneuvers. Delaying repairs may lead to further issues or malfunctions.

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