P155B 2017 Chevrolet Silverado Code - Cruise Control Set/Coast 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
- P155B 2017 Chevrolet Silverado indicates Cruise Control Set/Coast 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 P155B 2017 Chevrolet Silverado Description
What are the Possible Causes of the DTC P155B 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 P155B 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 P155B 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 P155B 2017 Chevrolet Silverado Code
1. What does the OBDII code P155B mean in a 2017 Chevrolet Silverado?
P155B indicates an issue with the Cruise Control Set/Coast Switch 2 Circuit, which may affect the operation of the cruise control system.
2. What are common symptoms of code P155B in a Chevrolet Silverado?
Symptoms include the cruise control system not engaging, being unable to set or adjust speed, or the cruise control light staying off.
3. What causes the P155B code to appear?
Common causes include a faulty cruise control switch, damaged wiring or connectors in the switch circuit, or an issue with the cruise control module.
4. Can I still drive my Silverado with a P155B code?
Yes, you can still drive the vehicle, but the cruise control system may not work properly, which could affect convenience during highway driving.
5. How do you diagnose the P155B code in a Chevrolet Silverado?
Diagnosis involves using a scan tool to confirm the code, inspecting the cruise control switch and circuit wiring for damage, and testing the switch for proper functionality.
6. How can I fix the P155B code on my Silverado?
Repairs may include replacing the cruise control switch, repairing damaged wiring or connectors, or resetting the code after addressing the issue.
7. Is the P155B code related to the throttle system in a Silverado?
No, it specifically pertains to the cruise control switch circuit and does not directly affect the throttle system.
8. How much does it cost to repair a P155B code in a Chevrolet Silverado?
Repair costs can vary, but replacing a cruise control switch typically ranges between $50 and $200, excluding labor costs.
9. Can a faulty cruise control switch trigger other OBDII codes?
Yes, a malfunctioning cruise control switch may trigger related codes, such as those affecting cruise control or vehicle speed sensors.
10. Will clearing the P155B code fix the issue?
Clearing the code will temporarily remove it, but the underlying problem must be repaired to prevent the code from returning.
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