P155C 2015 GMC Sierra Code - Cruise Control Resume/Acceleration Switch 2 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
- P155C 2015 GMC Sierra indicates Cruise Control Resume/Acceleration Switch 2 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 P155C 2015 GMC Sierra Description
What are the Possible Causes of the DTC P155C 2015 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 P155C 2015 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 P155C 2015 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 P155C 2015 GMC Sierra Code
1. What are the common symptoms of OBDII code P155C in a 2015 GMC Sierra related to the Cruise Control Resume/Acceleration Switch 2 Circuit?
- Common symptoms may include inoperative cruise control, inability to resume or accelerate using the cruise control system, and an illuminated check engine light.
2. What are the potential causes of OBDII code P155C in a 2015 GMC Sierra?
- The code P155C typically indicates a fault with the cruise control resume/acceleration switch 2 circuit, which can be caused by wiring issues, a faulty switch, or a malfunctioning cruise control module.
3. How can I diagnose the Cruise Control Resume/Acceleration Switch 2 Circuit issue causing OBDII code P155C in my 2015 GMC Sierra?
- Diagnosis involves checking the wiring and connectors related to the cruise control system, testing the cruise control switch functionality, and inspecting the cruise control module for any faults.
4. Can I still drive my 2015 GMC Sierra with OBDII code P155C present?
- It is generally safe to drive the vehicle with the code P155C, but you may experience issues with the cruise control system. It is recommended to address the problem promptly to restore full functionality.
5. How can I repair the Cruise Control Resume/Acceleration Switch 2 Circuit issue triggering OBDII code P155C in my 2015 GMC Sierra?
- Repair options include repairing or replacing damaged wiring, replacing the faulty cruise control switch, or addressing any underlying issues with the cruise control module.
6. Is it possible to reset the OBDII code P155C in a 2015 GMC Sierra without fixing the underlying issue?
- While you can clear the code using an OBDII scanner, it is crucial to address the root cause of the problem to prevent the code from reappearing.
7. How important is it to fix OBDII code P155C in a 2015 GMC Sierra related to the Cruise Control Resume/Acceleration Switch 2 Circuit?
- Resolving the code P155C is essential to ensure proper functioning of the cruise control system, which can impact convenience and potentially affect vehicle performance in certain driving conditions.
8. Can a DIY enthusiast repair the Cruise Control Resume/Acceleration Switch 2 Circuit issue causing OBDII code P155C in a 2015 GMC Sierra?
- Depending on your skill level and access to tools, DIY repair of the cruise control switch circuit is possible, but it may require some electrical knowledge and troubleshooting skills.
9. Are there any common mistakes to avoid when attempting to fix OBDII code P155C in a 2015 GMC Sierra?
- Common mistakes include overlooking simple wiring issues, misdiagnosing the problem without proper testing, or ignoring related components like the cruise control module.
10. How long does it typically take to repair the Cruise Control Resume/Acceleration Switch 2 Circuit issue triggering OBDII code P155C in a 2015 GMC Sierra?
- The repair time can vary based on the exact cause of the problem and your experience level. Simple fixes like repairing a wire may take less time compared to replacing a faulty switch or module.
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