U010E 2016 GMC Sierra Code - Lost Communication With Reductant Sensor Module
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 Reductant Control Module, Reductant Control Module harness is open or shorted, Reductant 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
- U010E 2016 GMC Sierra indicates Lost Communication With Reductant Sensor Module.
- Common causes
- Common causes include Faulty Reductant Control Module, Reductant Control Module harness is open or shorted, Reductant 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 U010E 2016 GMC Sierra Description
What are the Possible Causes of the DTC U010E 2016 GMC Sierra?
- Faulty Reductant Control Module
- Reductant Control Module harness is open or shorted
- Reductant Control Module circuit poor electrical connection
How to Fix the DTC U010E 2016 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 U010E 2016 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 U010E 2016 GMC Sierra Code
1. What does OBDII code U010E mean on a 2016 GMC Sierra?
Code U010E indicates a loss of communication between the Engine Control Module (ECM) and the Reductant Sensor Module, which monitors the diesel exhaust fluid (DEF) system.
2. What are the symptoms of code U010E on a 2016 GMC Sierra?
Common symptoms include the check engine light turning on, DEF system warnings, reduced engine performance, or the vehicle entering limp mode.
3. What causes code U010E on a 2016 GMC Sierra?
Possible causes include a faulty Reductant Sensor Module, damaged wiring or connectors in the communication circuit, or a software issue in the ECM.
4. Is it safe to drive with code U010E on a 2016 GMC Sierra?
Driving with this code may lead to reduced performance or the vehicle entering limp mode. It's best to address the issue promptly to avoid further damage.
5. How can I diagnose code U010E on my 2016 GMC Sierra?
Start by inspecting the wiring and connectors for the Reductant Sensor Module. Use a scan tool to check for related codes and verify communication between the ECM and the module.
6. Can a dead battery cause code U010E on a 2016 GMC Sierra?
Yes, a weak or dead battery can disrupt communication between modules and trigger this code. Ensure the battery and charging system are in good condition.
7. How do I fix code U010E on my 2016 GMC Sierra?
Repairs may include replacing the Reductant Sensor Module, repairing damaged wiring, updating the ECM software, or resetting the system after addressing the root cause.
8. Where is the Reductant Sensor Module located on a 2016 GMC Sierra?
The module is typically located near the DEF tank or integrated with the DEF system components under the vehicle.
9. Will clearing the code U010E solve the problem on a 2016 GMC Sierra?
Clearing the code without fixing the underlying issue will not resolve the problem, and the code is likely to return.
10. How much does it cost to repair code U010E on a 2016 GMC Sierra?
Repair costs can vary depending on the issue, ranging from $100 for minor wiring repairs to $1,000 or more for module replacement and reprogramming.
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