U182A 2015 GMC Sierra Code - Hybrid Powertrain Control Module Lost Communication with Battery Energy Control Module on Powertrain Expansion CAN Bus Malfunction
Quick Answer
Devices connected to the powertrain high-speed General Motor Local Area Network (GMLAN) serial data circuits monitor for serial data communications during normal vehicle operation. Common causes include Faulty Starter/Generator Control Module, Starter/Generator Control Module harness is open or shorted, Starter/Generator 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
- U182A 2015 GMC Sierra indicates Hybrid Powertrain Control Module Lost Communication with Battery Energy Control Module on Powertrain Expansion CAN Bus Malfunction.
- Common causes
- Common causes include Faulty Starter/Generator Control Module, Starter/Generator Control Module harness is open or shorted, Starter/Generator 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 U182A 2015 GMC Sierra Description
The Diagnostic Trouble Code (DTC) will be set when a supervised periodic message that includes the transmitter device availability has not been received.
What are the Possible Causes of the DTC U182A 2015 GMC Sierra?
- Faulty Starter/Generator Control Module
- Starter/Generator Control Module harness is open or shorted
- Starter/Generator Control Module circuit poor electrical connection
- Faulty Battery Energy Control Module
How to Fix the DTC U182A 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 U182A 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 U182A 2015 GMC Sierra Code
1. What are common symptoms associated with OBDII code U182A in a 2015 GMC Sierra Hybrid?
- Common symptoms include loss of power, poor fuel efficiency, and potential issues with starting the vehicle.
2. What does the code U182A indicate in a 2015 GMC Sierra Hybrid?
- The code U182A indicates a communication error between the Hybrid Powertrain Control Module and the Battery Energy Control Module on the Powertrain Expansion CAN Bus.
3. What are possible causes of the U182A code in a 2015 GMC Sierra Hybrid?
- Possible causes include wiring or connection issues between the control modules, faulty control modules, or a malfunction in the Powertrain Expansion CAN Bus.
4. How can I diagnose the U182A code in my 2015 GMC Sierra Hybrid?
- Diagnosing the U182A code typically involves checking for loose connections, inspecting wiring for damage, and using diagnostic tools to test the control modules and CAN Bus communication.
5. Can I drive my 2015 GMC Sierra Hybrid with the U182A code present?
- It is not recommended to drive the vehicle with the U182A code present, as it can lead to performance issues and potential safety concerns.
6. How can I repair the U182A code in my 2015 GMC Sierra Hybrid?
- Repairing the U182A code may involve fixing any wiring or connection issues, replacing faulty control modules, or reprogramming the modules to restore communication.
7. How much does it typically cost to repair the U182A code in a 2015 GMC Sierra Hybrid?
- Repair costs for the U182A code can vary depending on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars for parts and labor.
8. Can I reset the U182A code in my 2015 GMC Sierra Hybrid on my own?
- While you can attempt to clear the code using an OBDII scanner, it is important to address the underlying issue causing the code to prevent it from reoccurring.
9. Are there any recalls or technical service bulletins related to the U182A code in a 2015 GMC Sierra Hybrid?
- It is recommended to check with a GMC dealership or online resources to see if there are any recalls or technical service bulletins related to the U182A code for your specific vehicle.
10. How can I prevent the U182A code from appearing in my 2015 GMC Sierra Hybrid in the future?
- Regularly inspecting and maintaining the electrical components, ensuring proper connections, and addressing any warning signs promptly can help prevent the U182A code from reoccurring.
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