AutoCodes – GMC – P007E 2018 GMC Sierra

P007E 2018 GMC Sierra Code - Charge Air Cooler Temperature Sensor 1 Circuit Erratic

Quick Answer

The Charge Air Cooler (CAC) Temperature Sensor 1 is a variable resistor. Common causes include Faulty Charge Air Cooler (CAC) Temperature Sensor, Charge Air Cooler Temperature Sensor harness is open or shorted, Charge Air Cooler Temperature Sensor 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
P007E 2018 GMC Sierra indicates Charge Air Cooler Temperature Sensor 1 Circuit Erratic.
Common causes
Common causes include Faulty Charge Air Cooler (CAC) Temperature Sensor, Charge Air Cooler Temperature Sensor harness is open or shorted, Charge Air Cooler Temperature Sensor 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 303
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 16, 2022
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Code P007E 2018 GMC Sierra Description

The Charge Air Cooler (CAC) Temperature Sensor 1 is a variable resistor. The sensor is located at the turbocharger outlet. Its signal is used by the Engine Control Module (ECM) to measure the temperature of the intake air entering the CAC. The ECM supplies 5 V to the signal circuit and a ground for the low reference circuit. The ECM continuously monitors the sensor signal for an excessively high or low voltage, or for a start-up signal that is not in correlation with the Intake Air Temperature (IAT) Sensor start-up signal and Fuel Temperature Sensor. The Diagnostic Trouble Code (DTC) will be set if the Charge Air Cooler Temperature Sensor 1 signal is erratic.
OBDII Code P007E 2018 GMC Sierra - Charge Air Cooler Temperature Sensor 1 Circuit Erratic - AutoCodes.com
P007E 2018 GMC Sierra Code - Charge Air Cooler Temperature Sensor 1 Circuit Erratic

What are the Possible Causes of the DTC P007E 2018 GMC Sierra?

  • Faulty Charge Air Cooler (CAC) Temperature Sensor
  • Charge Air Cooler Temperature Sensor harness is open or shorted
  • Charge Air Cooler Temperature Sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P007E 2018 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 P007E 2018 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 P007E 2018 GMC Sierra code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P007E 2018 GMC Sierra Code

1. What are the common symptoms of OBDII code P007E on a 2018 GMC Sierra related to the Charge Air Cooler Temperature Sensor 1 Circuit Erratic?

The common symptoms include poor engine performance, reduced fuel efficiency, and the check engine light illuminating on the dashboard.

2. What are the possible causes of OBDII code P007E on a 2018 GMC Sierra indicating a Charge Air Cooler Temperature Sensor 1 Circuit Erratic?

Possible causes can include a faulty charge air cooler temperature sensor, wiring issues, sensor connector problems, or a malfunctioning engine control module.

3. How can I diagnose the OBDII code P007E on a 2018 GMC Sierra for the Charge Air Cooler Temperature Sensor 1 Circuit Erratic?

Diagnosing this code may involve using a scan tool to retrieve the specific diagnostic trouble code, checking the sensor's wiring and connector for any damage, and testing the sensor's resistance and voltage values.

4. What steps should I take to repair OBDII code P007E on a 2018 GMC Sierra related to the Charge Air Cooler Temperature Sensor 1 Circuit Erratic?

Repair steps may involve replacing the charge air cooler temperature sensor if it's found to be faulty, repairing any damaged wiring or connectors, and clearing the trouble codes to see if the issue is resolved.

5. Can I drive my 2018 GMC Sierra with OBDII code P007E indicating a Charge Air Cooler Temperature Sensor 1 Circuit Erratic?

It is generally not recommended to drive the vehicle with this code present, as it can lead to further engine issues and potential damage. It's best to address the problem promptly to avoid complications.

6. Are there any tips to prevent OBDII code P007E from reoccurring on a 2018 GMC Sierra with a Charge Air Cooler Temperature Sensor 1 Circuit Erratic issue?

Regularly inspecting the sensor and its connections for any signs of wear or damage, keeping up with routine vehicle maintenance, and addressing any warning lights promptly can help prevent this code from reoccurring.

7. Is it necessary to visit a mechanic to fix OBDII code P007E on a 2018 GMC Sierra related to the Charge Air Cooler Temperature Sensor 1 Circuit Erratic?

While some basic diagnostic and repair steps can be done by DIY enthusiasts, it's recommended to consult a qualified mechanic for a thorough diagnosis and proper repair to ensure the issue is resolved correctly.

8. Will resetting the OBDII system clear the P007E code on a 2018 GMC Sierra with a Charge Air Cooler Temperature Sensor 1 Circuit Erratic problem?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing the code is not addressed, the code is likely to reappear. It's essential to diagnose and fix the root cause of the problem.

9. Can extreme weather conditions affect the occurrence of OBDII code P007E on a 2018 GMC Sierra with a Charge Air Cooler Temperature Sensor 1 Circuit Erratic issue?

Extreme temperatures can potentially impact the sensor's performance and trigger erratic readings, leading to the code being set. Ensuring the sensor is properly insulated and protected can help mitigate this issue.

10. How long does it typically take to repair OBDII code P007E on a 2018 GMC Sierra indicating a Charge Air Cooler Temperature Sensor 1 Circuit Erratic problem?

The repair time can vary depending on the exact cause of the code and the complexity of the repair needed. It could take anywhere from a few hours to a full day, depending on the extent of the issue and the availability of parts.

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