U182D 2014 Chevrolet Silverado Code - Lost Communication with Hybrid/EV Powertrain Control Module 2 on Powertrain Expansion Communication Bus
Quick Answer
The serial data circuit is the means by which the devices in the vehicle communicate with each other. Common causes include Faulty Hybrid/EV Powertrain Control Module 2, Hybrid/EV Powertrain Control Module 2 harness is open or shorted, Hybrid/EV Powertrain Control Module 2 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
- U182D 2014 Chevrolet Silverado indicates Lost Communication with Hybrid/EV Powertrain Control Module 2 on Powertrain Expansion Communication Bus.
- Common causes
- Common causes include Faulty Hybrid/EV Powertrain Control Module 2, Hybrid/EV Powertrain Control Module 2 harness is open or shorted, Hybrid/EV Powertrain Control Module 2 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 U182D 2014 Chevrolet Silverado Description
What are the Possible Causes of the DTC U182D 2014 Chevrolet Silverado?
- Faulty Hybrid/EV Powertrain Control Module 2
- Hybrid/EV Powertrain Control Module 2 harness is open or shorted
- Hybrid/EV Powertrain Control Module 2 circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC U182D 2014 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 U182D 2014 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 U182D 2014 Chevrolet Silverado code?
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Frequently Asked Questions about U182D 2014 Chevrolet Silverado Code
1. What does the OBDII code U182D mean in a 2014 Chevrolet Silverado?
The U182D code indicates a loss of communication with Hybrid/EV Powertrain Control Module 2 on the powertrain expansion communication bus.
2. What are the symptoms of the U182D code in the 2014 Chevrolet Silverado?
Common symptoms include a check engine light, reduced engine performance, difficulty starting, or the vehicle entering limp mode.
3. What causes the U182D code to appear?
The code may be triggered by faulty wiring, a damaged communication bus, a malfunctioning Powertrain Control Module 2, or software issues.
4. Can a weak battery cause the U182D code in a Chevrolet Silverado?
Yes, a weak or failing battery can disrupt communication between modules and cause this code.
5. How is the U182D code diagnosed?
Technicians use a scan tool to check for related codes, inspect the wiring and connectors, and test the communication circuits and modules for proper functionality.
6. Can a loose connection trigger the U182D code?
Yes, loose or corroded wiring connections can interrupt communication and cause the code to set.
7. Is the U182D code specific to hybrid or EV models of the 2014 Chevrolet Silverado?
Yes, this code is specific to hybrid or EV versions, as it involves the hybrid/EV powertrain control module.
8. How can I fix the U182D code on my 2014 Chevrolet Silverado?
Repairs may include checking and repairing damaged wiring, replacing faulty connectors, reprogramming the control module, or replacing the Powertrain Control Module 2 if necessary.
9. Can driving with the U182D code damage my vehicle?
Driving with this code may lead to reduced performance or further damage to the hybrid/EV system, so it’s best to address it promptly.
10. Do I need to reprogram the module after repairing the U182D code?
In some cases, reprogramming or updating the software of the affected module may be required to clear the code and restore proper communication.
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