AutoCodesGMC – P007E 2017 GMC Sierra

P007E 2017 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 2017 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 171
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 2017 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 2017 GMC Sierra - Charge Air Cooler Temperature Sensor 1 Circuit Erratic - AutoCodes.com
P007E 2017 GMC Sierra Code - Charge Air Cooler Temperature Sensor 1 Circuit Erratic

What are the Possible Causes of the DTC P007E 2017 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 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 P007E 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.

Need more information about the P007E 2017 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 2017 GMC Sierra Code

1. What does the OBDII code P007E mean on a 2017 GMC Sierra?

P007E indicates an issue with the Charge Air Cooler Temperature Sensor 1 circuit, specifically that it is sending erratic or inconsistent signals to the vehicle's computer.

2. What are the common symptoms of a P007E code in a 2017 GMC Sierra?

Symptoms may include poor fuel efficiency, reduced engine performance, rough idling, and potentially an illuminated check engine light.

3. What causes the P007E code to appear in a GMC Sierra?

Potential causes include a faulty Charge Air Cooler Temperature Sensor, damaged or corroded wiring, loose connections, or a malfunctioning powertrain control module (PCM).

4. Can I drive my 2017 GMC Sierra with a P007E code?

While the vehicle may still be drivable, it is not recommended as it could lead to poor performance, reduced fuel efficiency, and potential damage to the engine or turbocharger system.

5. How do I fix the P007E code on my GMC Sierra?

Repairs may include inspecting and repairing wiring or connectors, replacing the Charge Air Cooler Temperature Sensor, or reprogramming or replacing the PCM if necessary.

6. How do I locate the Charge Air Cooler Temperature Sensor on a 2017 GMC Sierra?

The sensor is typically located near the intercooler or the intake air system, between the turbocharger and the throttle body.

7. What tools are needed to diagnose a P007E code?

You’ll need an OBDII scanner, a multimeter to check voltages, and basic hand tools to inspect and replace the sensor or wiring.

8. How much does it cost to fix a P007E code on a 2017 GMC Sierra?

Costs can vary, but replacing the sensor typically ranges from $100 to $300, including parts and labor. Wiring repairs may cost less, while PCM replacement could be significantly more expensive.

9. Can a dirty intercooler cause a P007E code on a GMC Sierra?

A dirty or clogged intercooler is unlikely to directly cause the P007E code, but it can affect the overall performance of the charge air system and exacerbate sensor issues.

10. How can I prevent a P007E code from recurring?

Regular maintenance, such as checking sensor connections, inspecting wiring for damage, and keeping the intake air system clean, can help prevent this code from returning.

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