P14A0 2017 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 2017 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 2017 GMC Sierra Description
What are the Possible Causes of the DTC P14A0 2017 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 2017 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 2017 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 P14A0 2017 GMC Sierra Code
1. What does the OBDII code P14A0 mean on a 2017 GMC Sierra?
The P14A0 code indicates an issue with the Charge Air Cooler Coolant Pump Status Signal, specifically that the message counter is incorrect.
2. What are the common symptoms of the P14A0 code on a 2017 GMC Sierra?
Symptoms may include reduced engine performance, increased intake air temperatures, or the activation of the check engine light.
3. What causes the P14A0 code to appear on a GMC Sierra?
Common causes include a faulty charge air cooler (CAC) coolant pump, damaged wiring or connectors, or issues with the control module communication.
4. Can I drive my 2017 GMC Sierra with the P14A0 code?
While the vehicle may still be drivable, ignoring the issue can lead to reduced performance and potential engine overheating due to inadequate cooling.
5. How do you diagnose the P14A0 code on a GMC Sierra?
Diagnosis involves scanning for codes, inspecting the wiring and connectors for damage, and testing the operation of the charge air cooler coolant pump.
6. How do you fix the P14A0 code on a 2017 GMC Sierra?
Repairs may include replacing the charge air cooler coolant pump, repairing damaged wiring or connectors, or reprogramming or replacing the control module if necessary.
7. Is the P14A0 code related to overheating in a GMC Sierra?
Yes, this code can lead to insufficient cooling of the intake air, which may contribute to overheating or reduced engine efficiency.
8. How much does it cost to repair the P14A0 code on a GMC Sierra?
Repair costs vary but typically range from $200 to $600, depending on whether the issue involves the pump, wiring, or control module.
9. Can a faulty control module cause the P14A0 code?
Yes, a malfunctioning control module can cause communication errors leading to this code.
10. How can I prevent the P14A0 code from recurring?
Regular maintenance, including inspecting the charge air cooler system and ensuring proper coolant levels, can help prevent this issue.
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