Engine-Codes.com
Engine-Codes – GMC – B0958 2015 GMC Sierra

B0958 2015 GMC Sierra Code - Parking Assist Rear Sensor Left Corner Circuit

Quick Answer

The B0958 diagnostic trouble code (DTC) for a 2015 GMC Sierra relates to the Parking Assist Rear Sensor Left Corner Circuit. Common causes include Damaged wiring or connectors in the left rear sensor circuit, Faulty left rear parking sensor, Issues with the control module that manages the parking assist system. 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
B0958 2015 GMC Sierra indicates Parking Assist Rear Sensor Left Corner Circuit.
Common causes
Common causes include Damaged wiring or connectors in the left rear sensor circuit, Faulty left rear parking sensor, Issues with the control module that manages the parking assist system.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 16, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code B0958 2015 GMC Sierra Description

The B0958 diagnostic trouble code (DTC) for a 2015 GMC Sierra relates to the Parking Assist Rear Sensor Left Corner Circuit. This code indicates a malfunction in the circuit that controls the left rear parking sensor in the vehicle's parking assist system. The parking assist system uses sensors located around the vehicle to detect objects in close proximity, providing audible alerts to the driver to help with parking maneuvers. When the left rear sensor circuit malfunctions, it can lead to inaccurate or non-functional readings, potentially causing difficulty in parking and increasing the risk of collisions.

OBDII Code B0958 2015 GMC Sierra - Parking Assist Rear Sensor Left Corner Circuit
B0958 2015 GMC Sierra Code - Parking Assist Rear Sensor Left Corner Circuit

Common Causes of B0958 2015 GMC Sierra

  1. Damaged wiring or connectors in the left rear sensor circuit
  2. Faulty left rear parking sensor
  3. Issues with the control module that manages the parking assist system
  4. Corrosion or water damage affecting the sensor or circuit components
  5. Electrical issues such as short circuits or open circuits in the circuit

Symptoms of B0958 2015 GMC Sierra

  1. Inaccurate or erratic readings from the left rear parking sensor
  2. Parking assist system warning light illuminated on the dashboard
  3. Audible alerts not functioning properly during parking maneuvers
  4. Difficulty in judging distances while parking
  5. Increased risk of collisions while parking in tight spaces

How to Fix B0958 2015 GMC Sierra

  1. Begin by visually inspecting the wiring and connectors in the left rear sensor circuit for any signs of damage or corrosion.
  2. Use a multimeter to test the continuity and resistance of the wiring to identify any faulty connections.
  3. If the wiring checks out, proceed to test the left rear parking sensor itself for proper functionality.
  4. If the sensor is found to be faulty, replace it with a new OEM sensor compatible with the GMC Sierra.
  5. Clear the DTC from the vehicle's computer using a diagnostic scanner and test the parking assist system to ensure proper operation.

Cost to Fix B0958 2015 GMC Sierra

The cost of repairing the Parking Assist Rear Sensor Left Corner Circuit issue can vary depending on the specific cause of the problem and the parts needed for the repair. In general, replacing a faulty sensor or repairing damaged wiring can range from $150 to $400, including parts and labor. However, additional costs may apply if the control module needs to be replaced or if extensive diagnostic work is required. It's recommended to consult with a qualified mechanic or dealership for a more accurate cost estimate based on the specific circumstances of the vehicle. Keep in mind that labor rates at auto repair shops can vary, so it's advisable to inquire about hourly rates in your area for a more precise estimate.

What does this mean?

Tech Notes for B0958 2015 GMC Sierra

B0958:01 Parking Assist Rear Sensor Left Corner Circuit Short to Battery

B0958:02 Parking Assist Rear Sensor Left Corner Circuit Short to Ground

B0958:04 Parking Assist Rear Sensor Left Corner Circuit Open

B0958:06 Parking Assist Rear Sensor Left Corner Circuit Low Voltage/Open

B0958:08 Parking Assist Rear Sensor Left Corner Circuit Performance - Signal Invalid

B0958:18 Parking Assist Rear Sensor Left Corner Circuit Low Signal Amplitude

B0958:21 Parking Assist Rear Sensor Left Corner Circuit Incorrect Period

B0958:22 Parking Assist Rear Sensor Left Corner Circuit Too Short Low-Time

B0958:3A Parking Assist Rear Sensor Left Corner Circuit Incorrect Component Installed

B0958:3B Parking Assist Rear Sensor Left Corner Circuit Self-Test Malfunction

Need more information about the B0958 2015 GMC Sierra code?

Need more information on how to fix the B0958 2015 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0958 2015 GMC Sierra code diagnosed by a professional: Find a repair shop in your area

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 B0958 2015 GMC Sierra Code

1. What does the OBDII code B0958 mean on a 2015 GMC Sierra?

The B0958 code indicates an issue with the Parking Assist Rear Sensor Left Corner Circuit, typically involving an electrical fault or sensor malfunction.

2. What are the common symptoms of the B0958 code on a GMC Sierra?

Symptoms may include the parking assist system not functioning properly, warning lights on the dashboard, or audible parking assist alerts not working.

3. What causes the B0958 code to appear on a 2015 GMC Sierra?

Common causes include a damaged or faulty left corner parking sensor, wiring issues like broken or corroded connections, or a malfunctioning parking assist control module.

4. Can I still drive my 2015 GMC Sierra with the B0958 code?

Yes, you can still drive the truck, but the parking assist system may not work correctly, increasing the risk of collisions when reversing.

5. How do I diagnose the B0958 code on my GMC Sierra?

Start by visually inspecting the left corner rear parking sensor and its wiring for damage or corrosion, then use a diagnostic scanner to confirm the fault and pinpoint the issue.

6. How can I fix the B0958 code on my 2015 GMC Sierra?

Repairs may involve replacing the faulty left corner parking sensor, repairing damaged wiring, or resetting the system after addressing the issue.

7. How much does it cost to fix the B0958 code on a GMC Sierra?

Repair costs can range from $50 to $300, depending on whether the issue is a simple wiring repair or a sensor replacement.

8. Can a dirty sensor cause the B0958 code to trigger?

Yes, dirt or debris on the left corner parking sensor can interfere with its operation and potentially trigger the B0958 code.

9. Do I need to recalibrate the parking assist system after fixing the B0958 code?

In some cases, recalibration or clearing the code with a diagnostic scanner may be necessary after performing repairs.

10. Is the B0958 code specific to GMC vehicles?

The B0958 code is not exclusive to GMC but is more commonly associated with GM vehicles, including the 2015 GMC Sierra, due to their specific diagnostics system.

Discuss the causes and fixes for B0958 2015 GMC Sierra OBDII Code

Submit a New Comment

Code B0958 2015 GMC Sierra comments

No comments found for this page.