Engine-CodesBuick – B0957 Buick

B0957 Buick Code - Parking Assist Front Sensor Right Corner Circuit

Quick Answer

The B0957 diagnostic trouble code (DTC) for Buick vehicles pertains to the Parking Assist Front Sensor Right Corner Circuit. Common causes include Faulty front right corner sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or moisture intrusion in the sensor circuit. 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
B0957 Buick indicates Parking Assist Front Sensor Right Corner Circuit.
Common causes
Common causes include Faulty front right corner sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or moisture intrusion in the sensor circuit.
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 20, 2024
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Code B0957 Buick Description

The B0957 diagnostic trouble code (DTC) for Buick vehicles pertains to the Parking Assist Front Sensor Right Corner Circuit. This code indicates a malfunction in the circuit related to the front right corner sensor of the parking assist system. The parking assist system uses sensors located on the vehicle's exterior to detect obstacles and aid the driver in parking maneuvers. When the front right corner sensor circuit is compromised, it can lead to inaccurate or non-functional sensor readings, affecting the system's ability to detect obstacles and provide accurate feedback to the driver.

OBDII Code B0957 Buick - Parking Assist Front Sensor Right Corner Circuit
B0957 Buick Code - Parking Assist Front Sensor Right Corner Circuit

Common Causes of B0957 Buick

  1. Faulty front right corner sensor.
  2. Damaged wiring or connectors in the sensor circuit.
  3. Corrosion or moisture intrusion in the sensor circuit.
  4. Issues with the control module that processes sensor data.
  5. Electrical problems affecting the sensor circuit.

Symptoms of B0957 Buick

  1. Dashboard warning light indicating a parking assist system malfunction.
  2. Inaccurate or inconsistent readings from the front right corner sensor.
  3. Difficulty in parking or maneuvering in tight spaces.
  4. Complete failure of the parking assist system.

How to Fix B0957 Buick

  1. Diagnose the specific cause of the B0957 code using a diagnostic scanner to pinpoint the faulty component.
  2. Inspect the front right corner sensor and its wiring for any visible damage, corrosion, or loose connections.
  3. Replace the front right corner sensor if it is found to be faulty or damaged.
  4. Repair or replace any damaged wiring or connectors in the sensor circuit.
  5. Clear the DTC and test the parking assist system to ensure proper functionality.

Cost to Fix B0957 Buick

The typical repair costs for addressing the B0957 code can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. In general, replacing a front right corner sensor and addressing related wiring or connector issues can range from $200 to $500, including parts and labor. However, it's important to note that actual costs may vary based on factors such as location, vehicle make and model, and the extent of the repair needed. It's recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate based on the specific circumstances. Labor rates at auto repair shops typically range from $80 to $150 per hour, but rates may differ based on the shop's location and expertise.

Tech Notes for B0957 Buick

B0957:01 Parking Assist Front Sensor Right Corner Circuit Short to Battery

B0957:02 Parking Assist Front Sensor Right Corner Circuit Short to Ground

B0957:04 Parking Assist Front Sensor Right Corner Circuit Open

B0957:06 Parking Assist Front Sensor Right Corner Circuit Low Voltage/Open

B0957:08 Parking Assist Front Sensor Right Corner Circuit Performance - Signal Invalid

B0957:18 Parking Assist Front Sensor Right Corner Circuit Low Signal Amplitude

B0957:21 Parking Assist Front Sensor Right Corner Circuit Incorrect Period

B0957:22 Parking Assist Front Sensor Right Corner Circuit Too Short Low-Time

B0957:3A Parking Assist Front Sensor Right Corner Circuit Incorrect Component Installed

B0957:3B Parking Assist Front Sensor Right 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 B0957 Buick Code

1. What does the OBDII code B0957 mean on a Buick?

The B0957 code indicates a problem with the Parking Assist Front Sensor Right Corner Circuit, such as a fault in the sensor or its wiring.

2. What are the common symptoms of the B0957 code on a Buick?

Common symptoms include the parking assist system not functioning properly, warning messages or lights on the dashboard, and reduced accuracy of the parking sensors.

3. What causes the B0957 code to appear on a Buick?

The code can be triggered by a faulty front right corner parking sensor, damaged wiring, poor electrical connections, or a malfunction in the control module.

4. How do I diagnose the B0957 code on a Buick?

Diagnosis involves inspecting the front right corner parking sensor, checking the wiring and connectors for damage or corrosion, and using a scan tool to verify sensor readings.

5. Can I drive my Buick with the B0957 code?

Yes, you can drive the vehicle, but the parking assist system may not function correctly, increasing the risk of low-speed collisions.

6. How do I fix the B0957 code on a Buick?

Repairs may include replacing the faulty sensor, repairing damaged wiring or connectors, or reprogramming or replacing the parking assist control module.

7. How much does it cost to repair the B0957 code on a Buick?

Repair costs vary but typically range from $100 to $300, depending on whether the sensor, wiring, or module needs replacement.

8. Can I clear the B0957 code without fixing the issue?

Clearing the code without addressing the root cause will only result in the code returning as the problem persists.

9. How can I prevent the B0957 code from occurring again?

Regularly inspect and clean the parking sensors and ensure that the wiring is free from damage or corrosion to prevent future issues.

10. Is the B0957 code specific to Buick vehicles?

While the code and its description are commonly associated with Buick, it may also appear on other GM vehicles with a similar parking assist system.

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