AutoCodesGMC – P007D 2016 GMC Sierra

P007D 2016 GMC Sierra Code - Charge Air Cooler Temperature Sensor 1 Circuit High Voltage

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
P007D 2016 GMC Sierra indicates Charge Air Cooler Temperature Sensor 1 Circuit High Voltage.
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.
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Code Popularity 200
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 P007D 2016 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 colder than -40°C (-40°F) for greater than 6.5 s.
OBDII Code P007D 2016 GMC Sierra - Charge Air Cooler Temperature Sensor 1 Circuit High Voltage - AutoCodes.com
P007D 2016 GMC Sierra Code - Charge Air Cooler Temperature Sensor 1 Circuit High Voltage

What are the Possible Causes of the DTC P007D 2016 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 P007D 2016 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 P007D 2016 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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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 P007D 2016 GMC Sierra Code

1. What does the OBDII code P007D mean on a 2016 GMC Sierra?

P007D indicates a "Charge Air Cooler Temperature Sensor 1 Circuit High Voltage," meaning the sensor is reporting a voltage level higher than expected.

2. What are the symptoms of code P007D in a 2016 GMC Sierra?

Common symptoms include reduced engine performance, poor fuel efficiency, illuminated check engine light, and, in some cases, erratic engine behavior.

3. What causes the P007D code to appear?

Possible causes include a faulty charge air cooler temperature sensor, damaged wiring or connectors, a short circuit, or a malfunctioning engine control module (ECM).

4. Can I drive my 2016 GMC Sierra with the P007D code?

While the vehicle may still be operable, driving with this code can lead to reduced performance and potential long-term engine damage. It’s best to address the issue promptly.

5. How do I fix the P007D code on a 2016 GMC Sierra?

Repairs may include replacing the charge air cooler temperature sensor, repairing damaged wiring or connectors, or updating/reprogramming the ECM if necessary.

6. Where is the charge air cooler temperature sensor located?

The charge air cooler temperature sensor is typically located near the intercooler or in the air intake system of the vehicle.

7. How do I diagnose the P007D code on a 2016 GMC Sierra?

Start by inspecting the sensor and its wiring for visible damage. Use a multimeter to check the sensor’s voltage output and continuity. If necessary, scan the ECM for additional codes.

8. Can a dirty air intake system cause the P007D code?

While less common, a severely clogged or dirty air intake system could potentially lead to sensor malfunctions or abnormal readings.

9. How much does it cost to fix the P007D code on a 2016 GMC Sierra?

The cost can vary but typically ranges from $100 to $300, depending on whether the sensor needs replacement or if wiring repairs are required.

10. Will clearing the code with a scanner fix the P007D issue?

Clearing the code may temporarily remove it, but if the underlying issue isn’t addressed, the code will likely return. Proper diagnosis and repair are necessary.

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