P14A0 2015 GMC Sierra Code - Charge Air Cooler Coolant Pump Status Signal Message Counter Incorrect
Quick Answer
Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Charge Air Cooler Coolant Pump, Charge Air Cooler Coolant Pump harness is open or shorted, Charge Air Cooler Coolant Pump 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
- P14A0 2015 GMC Sierra indicates Charge Air Cooler Coolant Pump Status Signal Message Counter Incorrect.
- Common causes
- Common causes include Faulty Charge Air Cooler Coolant Pump, Charge Air Cooler Coolant Pump harness is open or shorted, Charge Air Cooler Coolant Pump 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 P14A0 2015 GMC Sierra Description
What are the Possible Causes of the DTC P14A0 2015 GMC Sierra?
- Faulty Charge Air Cooler Coolant Pump
- Charge Air Cooler Coolant Pump harness is open or shorted
- Charge Air Cooler Coolant Pump circuit poor electrical connection
How to Fix the DTC P14A0 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 P14A0 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.
Need more information about the P14A0 2015 GMC Sierra code?
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Frequently Asked Questions about P14A0 2015 GMC Sierra Code
1. What does the OBDII code P14A0 mean on a 2015 GMC Sierra?
The P14A0 code indicates an issue with the Charge Air Cooler Coolant Pump Status Signal Message Counter, meaning the signal from the pump is inconsistent or invalid.
2. What are the common symptoms of code P14A0 in a 2015 GMC Sierra?
Symptoms may include reduced engine performance, poor fuel efficiency, illuminated check engine light, or overheating of the charge air cooler system.
3. What causes the P14A0 code to appear on a 2015 GMC Sierra?
Common causes include a faulty charge air cooler coolant pump, damaged wiring or connectors, or an issue with the vehicle's Engine Control Module (ECM).
4. Is it safe to drive a 2015 GMC Sierra with the P14A0 code?
Driving with this code may lead to reduced engine performance and potential overheating, so it’s best to address the issue as soon as possible.
5. How do you diagnose the P14A0 code on a 2015 GMC Sierra?
Diagnosis involves inspecting the charge air cooler coolant pump, checking for damaged wiring or corroded connectors, and verifying the ECM’s operation.
6. Can a faulty charge air cooler coolant pump trigger the P14A0 code?
Yes, a malfunctioning charge air cooler coolant pump is a primary cause of this code.
7. How can you repair the P14A0 code on a 2015 GMC Sierra?
Repairs may include replacing the charge air cooler coolant pump, fixing damaged wiring, or updating/reprogramming the ECM.
8. How much does it cost to fix the P14A0 code on a 2015 GMC Sierra?
Repair costs vary, but replacing the coolant pump typically ranges from $300 to $600, depending on labor and parts.
9. Can a software update fix the P14A0 code?
In some cases, a software update or reprogramming of the ECM can resolve the issue if it’s related to a communication or signal error.
10. What tools are required to troubleshoot the P14A0 code?
A professional OBDII scanner, a multimeter, and basic hand tools are typically required for diagnosing and repairing this issue.
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