P155C 2015 Chevrolet Silverado Code - Cruise Control Resume/Acceleration Switch 2 Circuit
Quick Answer
The P155C diagnostic trouble code (DTC) for the 2015 Chevrolet Silverado relates to the Cruise Control Resume/Acceleration Switch 2 Circuit. Common causes include Faulty cruise control resume/acceleration switch, Wiring issues or damaged electrical connections in the cruise control circuit, Defective engine control module (ECM) affecting cruise control communication. 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 Chevrolet Silverado indicates Cruise Control Resume/Acceleration Switch 2 Circuit.
- Common causes
- Common causes include Faulty cruise control resume/acceleration switch, Wiring issues or damaged electrical connections in the cruise control circuit, Defective engine control module (ECM) affecting cruise control communication.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P155C 2015 Chevrolet Silverado Description
The P155C diagnostic trouble code (DTC) for the 2015 Chevrolet Silverado relates to the Cruise Control Resume/Acceleration Switch 2 Circuit. This code indicates that there is a malfunction in the circuit that controls the cruise control system's ability to resume or accelerate the vehicle's speed. The cruise control system allows the driver to set a desired speed for the vehicle to maintain automatically, reducing the need for constant manual acceleration.
Common Causes of P155C 2015 Chevrolet Silverado
- Faulty cruise control resume/acceleration switch.
- Wiring issues or damaged electrical connections in the cruise control circuit.
- Defective engine control module (ECM) affecting cruise control communication.
- Malfunctioning cruise control module.
- Software glitches in the vehicle's onboard computer system.
Symptoms of P155C 2015 Chevrolet Silverado
- Inability to resume or accelerate the vehicle's speed using the cruise control system.
- Cruise control system not engaging or disengaging properly.
- Illumination of the cruise control warning light on the dashboard.
- Unresponsive cruise control buttons on the steering wheel.
- Vehicle speed fluctuation when cruise control is activated.
How to Fix P155C 2015 Chevrolet Silverado
- Conduct a thorough diagnosis using a professional automotive scan tool to pinpoint the exact cause of the issue.
- Inspect the cruise control resume/acceleration switch and replace if found to be faulty.
- Check for any wiring issues or damaged connections in the cruise control circuit and repair as necessary.
- Test the ECM and cruise control module for proper functionality and replace if defective.
- Clear the DTC and reset the vehicle's computer system to ensure the cruise control system operates correctly.
Cost to Fix P155C 2015 Chevrolet Silverado
The typical repair costs for addressing the P155C code on a 2015 Chevrolet Silverado can range from $150 to $400, including parts and labor. However, it's essential to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Auto repair shops commonly charge between $80 and $150 per hour for labor, with rates potentially higher in metropolitan areas or at dealerships and lower at independent shops. It's advisable to obtain local quotes for a more accurate estimate of repair costs.
Need more information about the P155C 2015 Chevrolet Silverado code?
Need more information on how to fix the P155C 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P155C 2015 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P155C 2015 Chevrolet Silverado Code
1. What does the OBDII code P155C mean for a 2015 Chevrolet Silverado?
P155C indicates an issue with the Cruise Control Resume/Acceleration Switch 2 Circuit, suggesting a malfunction in the switch or its related wiring.
2. What are the common symptoms of code P155C in a 2015 Chevrolet Silverado?
Symptoms may include the cruise control not functioning properly, intermittent cruise control operation, or the inability to resume or accelerate using the cruise control buttons.
3. What causes the P155C code in a 2015 Chevrolet Silverado?
Common causes include a faulty cruise control switch, damaged or corroded wiring, a loose connector, or issues with the vehicle's body control module (BCM).
4. Can code P155C affect drivability in my 2015 Chevrolet Silverado?
While the vehicle remains drivable, the cruise control system may not work as intended, which can reduce convenience during highway driving.
5. How do I diagnose code P155C in a 2015 Chevrolet Silverado?
Start by inspecting the cruise control switch and its wiring for damage or corrosion. Use a multimeter to test for continuity in the circuit and check for loose or disconnected connectors.
6. Is replacing the cruise control switch the only solution for code P155C?
No, you should first rule out wiring issues, connector problems, or faults in the BCM before replacing the cruise control switch.
7. How much does it cost to repair code P155C on a 2015 Chevrolet Silverado?
Repair costs vary depending on the issue. Replacing the cruise control switch may cost $50-$150 for parts, while wiring repairs or BCM replacement could be more expensive.
8. Can clearing the P155C code fix the issue on my Silverado?
Clearing the code may temporarily turn off the check engine light, but it won’t resolve the underlying issue. The problem must be diagnosed and repaired.
9. Will code P155C trigger the check engine light on a 2015 Chevrolet Silverado?
Yes, the check engine light may activate when code P155C is present, indicating an issue with the cruise control system.
10. Can I fix code P155C on my Silverado without professional help?
If you're comfortable with basic automotive repairs, inspect the switch, wiring, and connectors yourself. However, complex issues like BCM failures may require professional assistance.
Discuss the causes and fixes for P155C 2015 Chevrolet Silverado OBDII Code
Code P155C 2015 Chevrolet Silverado comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.