P1E1A 2015 GMC Sierra Code - Auxiliary Transmission Fluid Pump Control Module System Voltage High
Quick Answer
The power inverter module, often referred to as the drive motor generator power inverter module, contains three motor control modules and the hybrid powertrain control module. Common causes include Faulty Power Inverter Module, Power Inverter Module harness is open or shorted, Power Inverter 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
- P1E1A 2015 GMC Sierra indicates Auxiliary Transmission Fluid Pump Control Module System Voltage High.
- Common causes
- Common causes include Faulty Power Inverter Module, Power Inverter Module harness is open or shorted, Power Inverter 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 P1E1A 2015 GMC Sierra Description
What are the Possible Causes of the DTC P1E1A 2015 GMC Sierra?
- Faulty Power Inverter Module
- Power Inverter Module harness is open or shorted
- Power Inverter Module circuit poor electrical connection
How to Fix the DTC P1E1A 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 P1E1A 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 P1E1A 2015 GMC Sierra Code
1. What does the OBDII code P1E1A mean for a 2015 GMC Sierra?
Code P1E1A indicates that the Auxiliary Transmission Fluid Pump Control Module is detecting a system voltage that is higher than expected.
2. What are the common symptoms of the P1E1A code?
Symptoms may include transmission performance issues, illuminated check engine light, or erratic shifting.
3. What causes P1E1A on a 2015 GMC Sierra?
Common causes include a faulty auxiliary transmission fluid pump control module, wiring issues, or a problem with the vehicle's electrical system.
4. Can I drive my GMC Sierra with the P1E1A code active?
It's not recommended to drive for extended periods with this code active, as it may lead to transmission performance issues or further damage.
5. How is the P1E1A code diagnosed?
A technician will use a scan tool to confirm the code, inspect wiring and connections, and test the auxiliary transmission fluid pump control module for faults.
6. How do you fix the P1E1A code on a GMC Sierra?
Repairs may involve replacing the auxiliary transmission fluid pump control module, repairing damaged wiring, or addressing electrical system voltage issues.
7. Is replacing the auxiliary transmission fluid pump always required for P1E1A?
No, sometimes the issue is related to wiring or electrical system problems, which can be repaired without replacing the pump.
8. How much does it cost to fix the P1E1A code on a 2015 GMC Sierra?
Repair costs vary depending on the root cause but may range from $200 to $800, including parts and labor.
9. Can a low battery voltage cause the P1E1A code?
No, this code specifically refers to high voltage in the system, but electrical system issues can sometimes trigger related faults.
10. Should I clear the P1E1A code without making repairs?
Clearing the code without addressing the underlying issue will likely result in the code returning and may worsen transmission performance.
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