B051C 2017 GMC Sierra Code - Left Side Assist Step Position Sensor Circuit
Quick Answer
The B051C diagnostic trouble code (DTC) for a 2017 GMC Sierra relates to the Left Side Assist Step Position Sensor Circuit. Common causes include Faulty left side assist step position sensor, Wiring issues or damaged connectors in the sensor circuit, Corrosion or moisture damage affecting 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
- B051C 2017 GMC Sierra indicates Left Side Assist Step Position Sensor Circuit.
- Common causes
- Common causes include Faulty left side assist step position sensor, Wiring issues or damaged connectors in the sensor circuit, Corrosion or moisture damage affecting 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.
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Code B051C 2017 GMC Sierra Description
The B051C diagnostic trouble code (DTC) for a 2017 GMC Sierra relates to the Left Side Assist Step Position Sensor Circuit. This code indicates that there is a malfunction in the sensor circuit responsible for monitoring the position of the left side assist step on the vehicle. The assist step position sensor is a crucial component that helps in deploying and retracting the step as needed, providing convenience and safety for passengers entering and exiting the vehicle.
Common Causes of B051C 2017 GMC Sierra
- Faulty left side assist step position sensor.
- Wiring issues or damaged connectors in the sensor circuit.
- Corrosion or moisture damage affecting the sensor circuit.
- Electrical problems within the vehicle's system.
- Impact or physical damage to the assist step mechanism.
Symptoms of B051C 2017 GMC Sierra
- Left side assist step not deploying or retracting properly.
- Warning light on the dashboard related to the assist step system.
- Unusual noises coming from the assist step mechanism.
- Inconsistent operation of the left side assist step.
How to Fix B051C 2017 GMC Sierra
- Begin by diagnosing the specific cause of the issue using a diagnostic scanner to retrieve the trouble codes and pinpoint the malfunction.
- Inspect the left side assist step position sensor and its wiring for any visible damage or corrosion. Replace any faulty components as needed.
- Test the sensor circuit for continuity and proper voltage to ensure it is functioning correctly.
- Clear the trouble codes from the vehicle's computer system and test the left side assist step to verify that it is deploying and retracting as intended.
- If the issue persists, consult a professional technician for further diagnosis and repair.
Cost to Fix B051C 2017 GMC Sierra
The typical repair costs for addressing the B051C code on a 2017 GMC Sierra can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, replacing a faulty sensor or repairing wiring issues may cost between $150 to $400, including parts and labor. However, additional costs may apply if more extensive repairs are required. It is recommended to consult with a qualified mechanic or auto repair shop for a more accurate estimate based on the individual circumstances of the vehicle. Keep in mind that labor rates can vary between different locations and service providers.
Tech Notes for B051C 2017 GMC Sierra
B051C:02 Left Side Assist Step Position Sensor Circuit Short to Ground
B051C:22 Left Side Assist Step Position Sensor Circuit Low Time < Minimum
B051C:29 Left Side Assist Step Position Sensor Circuit Too Few Pulses
B051C:2A Left Side Assist Step Position Sensor Circuit Too Many Pulses
B051C:62 Left Side Assist Step Position Sensor Circuit Actuator Stuck Open
B051C:63 Left Side Assist Step Position Sensor Circuit Actuator Stuck Closed
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Frequently Asked Questions about B051C 2017 GMC Sierra Code
1. What are the common symptoms of OBDII code B051C in a 2017 GMC Sierra related to the Left Side Assist Step Position Sensor Circuit?
- The common symptoms include an inoperative left side assist step, an illuminated warning light on the dashboard, and possibly a message indicating a fault with the assist step system.
2. What are the possible causes of OBDII code B051C in a 2017 GMC Sierra?
- The code B051C in a 2017 GMC Sierra is typically caused by a faulty left side assist step position sensor, damaged wiring or connectors in the circuit, or a malfunction in the assist step control module.
3. How can I diagnose the issue related to OBDII code B051C in my 2017 GMC Sierra?
- Diagnosing the issue involves using a diagnostic scanner to retrieve the trouble code, inspecting the left side assist step position sensor and its wiring for any visible damage, and testing the sensor's functionality using a multimeter.
4. Can I still drive my 2017 GMC Sierra with OBDII code B051C present?
- While it may be possible to drive the vehicle with the code present, it is recommended to address the issue promptly to ensure the proper functioning of the left side assist step and to prevent any safety concerns.
5. How can I repair OBDII code B051C in my 2017 GMC Sierra related to the Left Side Assist Step Position Sensor Circuit?
- Repairing the code B051C may involve replacing the faulty left side assist step position sensor, repairing any damaged wiring or connectors, or reprogramming the assist step control module if necessary.
6. Are there any common mistakes to avoid when repairing OBDII code B051C in a 2017 GMC Sierra?
- Common mistakes to avoid include overlooking simple wiring issues, failing to properly secure connectors after repair, and neglecting to clear the trouble code after completing the repairs.
7. Is it possible to reset the OBDII code B051C in a 2017 GMC Sierra without fixing the underlying issue?
- While it is possible to clear the trouble code temporarily, it will likely reappear if the root cause of the issue, such as a faulty sensor or wiring problem, is not addressed.
8. Can extreme weather conditions affect the operation of the left side assist step position sensor in a 2017 GMC Sierra?
- Yes, extreme weather conditions such as excessive moisture or freezing temperatures can potentially impact the operation of the sensor and trigger the OBDII code B051C.
9. Is it recommended to seek professional help for diagnosing and repairing OBDII code B051C in a 2017 GMC Sierra?
- If you are not experienced in diagnosing automotive electrical issues, it is advisable to seek professional help to accurately diagnose and repair the problem related to code B051C in your 2017 GMC Sierra.
10. How can I prevent OBDII code B051C from recurring in my 2017 GMC Sierra in the future?
- Regularly inspecting the left side assist step system for any signs of damage, keeping the area clean from debris, and addressing any issues promptly can help prevent the recurrence of code B051C in your 2017 GMC Sierra.
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