U179C 2018 Chevrolet Silverado Code - Lost Communication with One or More Hybrid/EV Battery Interface Control Modules
Quick Answer
The Hybrid/EV Powertrain Control Module 2 communicates with the Hybrid/EV Battery Interface Control Modules via a dedicated bus inside the Hybrid/EV Battery Pack assembly. Common causes include Faulty Hybrid/EV Battery Interface Control Module, Hybrid/EV Battery Interface Control Module harness is open or shorted, Hybrid/EV Battery Interface Control Module 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
- U179C 2018 Chevrolet Silverado indicates Lost Communication with One or More Hybrid/EV Battery Interface Control Modules.
- Common causes
- Common causes include Faulty Hybrid/EV Battery Interface Control Module, Hybrid/EV Battery Interface Control Module harness is open or shorted, Hybrid/EV Battery Interface Control Module 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 U179C 2018 Chevrolet Silverado Description
What are the Possible Causes of the DTC U179C 2018 Chevrolet Silverado?
- Faulty Hybrid/EV Battery Interface Control Module
- Hybrid/EV Battery Interface Control Module harness is open or shorted
- Hybrid/EV Battery Interface Control Module circuit poor electrical connection
How to Fix the DTC U179C 2018 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 U179C 2018 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.
Need more information about the U179C 2018 Chevrolet Silverado code?
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Frequently Asked Questions about U179C 2018 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code U179C in a 2018 Chevrolet Silverado?
The common symptoms include the check engine light coming on, decreased fuel efficiency, and potential issues with the hybrid/EV system.
2. What does the OBDII code U179C "Lost Communication with One or More Hybrid/EV Battery Interface Control Modules" indicate?
This code indicates a communication problem between the vehicle's onboard diagnostic system and one or more hybrid/EV battery interface control modules.
3. What are the possible causes of OBDII code U179C in a 2018 Chevrolet Silverado?
Possible causes include damaged wiring or connectors, a faulty control module, software issues, or a weak or dead hybrid/EV battery.
4. How can I diagnose the issue related to code U179C in my 2018 Chevrolet Silverado?
Diagnosis typically involves checking the wiring and connectors for damage, testing the control modules, and ensuring the hybrid/EV battery is functioning correctly.
5. Can I continue driving my 2018 Chevrolet Silverado with OBDII code U179C?
It is not recommended to continue driving with this code present, as it can lead to further issues with the hybrid/EV system and potentially affect the vehicle's performance.
6. How can I repair OBDII code U179C in my 2018 Chevrolet Silverado?
Repair options include fixing damaged wiring or connectors, replacing faulty control modules, updating software, or addressing any battery issues.
7. Is it safe to reset the OBDII code U179C in my 2018 Chevrolet Silverado using a diagnostic tool?
While you can reset the code using a diagnostic tool, it is crucial to address the underlying issue causing the code to prevent it from reoccurring.
8. Can a DIY enthusiast fix OBDII code U179C in a 2018 Chevrolet Silverado?
Some basic troubleshooting steps like checking wiring and connectors can be done by a DIY enthusiast, but complex issues may require professional diagnosis and repair.
9. How much does it typically cost to repair OBDII code U179C in a 2018 Chevrolet Silverado?
Repair costs can vary depending on the exact cause of the issue, but they may range from a few hundred to over a thousand dollars, including parts and labor.
10. Will fixing OBDII code U179C improve the overall performance and efficiency of my 2018 Chevrolet Silverado?
Yes, addressing this code and resolving the communication issue with the hybrid/EV system can help restore performance and fuel efficiency to normal levels.
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