P155C 2017 Chevrolet Silverado 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 2017 Chevrolet Silverado 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 2017 Chevrolet Silverado Description
What are the Possible Causes of the DTC P155C 2017 Chevrolet Silverado?
- 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 2017 Chevrolet Silverado?
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 2017 Chevrolet Silverado 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 2017 Chevrolet Silverado Code
1. What does the OBDII code P155C mean on a 2017 Chevrolet Silverado?
P155C indicates an issue with the Cruise Control Resume/Acceleration Switch 2 Circuit, which is part of the cruise control system responsible for resuming or accelerating the vehicle's set speed.
2. What are the common symptoms of the P155C code on a 2017 Silverado?
Common symptoms include the cruise control system not functioning, the inability to resume or accelerate the set speed, and possibly a check engine light.
3. What causes the P155C code to appear on my Chevrolet Silverado?
Potential causes include a faulty cruise control switch, damaged wiring or connectors in the switch circuit, or an issue with the vehicle's body control module (BCM).
4. Can I still drive my Silverado with the P155C code active?
Yes, you can still drive the vehicle, but the cruise control system may not function properly. It’s best to address the issue promptly to restore full functionality.
5. How do I diagnose the P155C code on a 2017 Chevrolet Silverado?
Start by inspecting the cruise control switch and its wiring for damage or loose connections. Use a diagnostic scanner to monitor the switch circuit's live data and test for continuity in the wiring.
6. How do I fix the P155C code on my Silverado?
Repairs may involve replacing the faulty cruise control switch, repairing damaged wires or connectors, or reprogramming or replacing the body control module if necessary.
7. Could a blown fuse cause the P155C code on my 2017 Silverado?
While unlikely, a blown fuse related to the cruise control system could contribute to the issue. Check the fuse box for any blown fuses and replace them if needed.
8. How much does it cost to fix the P155C code on a Chevrolet Silverado?
Repair costs vary but typically range from $100 to $300, depending on whether the issue is with the switch, wiring, or BCM, as well as labor rates.
9. Does the P155C code require a trip to the dealership?
Not necessarily. If you’re comfortable with basic diagnostics and repairs, you can fix wiring or switch issues yourself. However, BCM-related problems may require dealership tools and expertise.
10. Can the P155C code clear itself after repairs?
Yes, if the issue is resolved, the code may clear on its own after a few drive cycles. Alternatively, you can use an OBDII scanner to manually clear the code.
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