P056C 2014 GMC Sierra Code - Cruise Control Cancel Switch Circuit
Quick Answer
The Cruise Control Switch is an input to the Body Control Module (BCM). Common causes include Faulty Cruise Control Switch, Cruise Control Switch harness is open or shorted, Cruise Control Switch circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P056C 2014 GMC Sierra indicates Cruise Control Cancel Switch Circuit.
- Common causes
- Common causes include Faulty Cruise Control Switch, Cruise Control Switch harness is open or shorted, Cruise Control Switch circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P056C 2014 GMC Sierra Description
What are the Possible Causes of the DTC P056C 2014 GMC Sierra?
- Faulty Cruise Control Switch
- Cruise Control Switch harness is open or shorted
- Cruise Control Switch circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC P056C 2014 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.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P056C 2014 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.
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Frequently Asked Questions about P056C 2014 GMC Sierra Code
1. What does the OBDII code P056C mean on a 2014 GMC Sierra?
P056C indicates an issue in the Cruise Control Cancel Switch Circuit, which may affect the vehicle's cruise control functionality.
2. What are the common symptoms of code P056C in a 2014 GMC Sierra?
Symptoms may include the cruise control not working, the cruise control canceling unexpectedly, or the check engine light being illuminated.
3. What causes the P056C code to appear on a 2014 GMC Sierra?
Common causes include a faulty cruise control cancel switch, damaged wiring or connectors in the circuit, or a malfunctioning brake pedal position sensor.
4. Can I still drive my 2014 GMC Sierra with the P056C code?
Yes, you can typically drive the vehicle, but the cruise control system may not function properly, which could affect long-distance driving convenience.
5. How do I diagnose the P056C code on a 2014 GMC Sierra?
Diagnosis involves inspecting the cruise control cancel switch, checking the wiring and connectors for damage, and testing the circuit with a multimeter.
6. How can I fix the P056C code on my 2014 GMC Sierra?
Repairs may include replacing a faulty cruise control cancel switch, repairing or replacing damaged wiring, or recalibrating the brake pedal position sensor.
7. Is the P056C code related to the brake system on a 2014 GMC Sierra?
Yes, the cruise control cancel switch is often linked to the brake pedal, as pressing the brake cancels cruise control.
8. How much does it cost to fix the P056C code on a 2014 GMC Sierra?
Repair costs can vary but typically range from $100 to $300, depending on whether just the switch or additional wiring repairs are needed.
9. Can a faulty brake light switch cause the P056C code in a 2014 GMC Sierra?
Yes, a malfunctioning brake light switch can sometimes trigger this code, as it is part of the circuit that cancels cruise control.
10. Will resetting the check engine light fix the P056C code on a 2014 GMC Sierra?
Resetting the light may temporarily clear the code, but the underlying issue must be resolved to prevent the code from returning.
Discuss the causes and fixes for P056C 2014 GMC Sierra OBDII Code
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