AutoCodesGMC – P10D7 GMC

P10D7 GMC Code - Charge Air Cooler Temperature Sensor 2 Circuit High Voltage

Quick Answer

The Charge Air Cooler (CAC) temperature sensor 2 is a variable resistor. Common causes include Faulty Charge Air Cooler Outlet Temperature Sensor, Charge Air Cooler Outlet Temperature Sensor harness is open or shorted, Charge Air Cooler Outlet 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
P10D7 GMC indicates Charge Air Cooler Temperature Sensor 2 Circuit High Voltage.
Common causes
Common causes include Faulty Charge Air Cooler Outlet Temperature Sensor, Charge Air Cooler Outlet Temperature Sensor harness is open or shorted, Charge Air Cooler Outlet 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 1,677
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 24, 2021
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Code P10D7 GMC Description

The Charge Air Cooler (CAC) temperature sensor 2 is a variable resistor. The sensor is located at the CAC outlet before the air flow valve. Its signal is used by the ECM to measure the temperature of the intake air exiting the CAC. The Engine Control Module (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 3 start-up signal and fuel temperature sensor. The Diagnostic Trouble Code (DTC) will be set when the CAC temperature sensor 2 signal is colder than -60°C (-76°F) for greater than 6.5 s.
OBDII Code P10D7 GMC - Charge Air Cooler Temperature Sensor 2 Circuit High Voltage - AutoCodes.com
P10D7 GMC Code - Charge Air Cooler Temperature Sensor 2 Circuit High Voltage

What are the Possible Causes of the DTC P10D7 GMC?

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

How to Fix the DTC P10D7 GMC?

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 P10D7 GMC 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 P10D7 GMC 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 P10D7 GMC Code

1. What are common symptoms of OBDII code P10D7 GMC related to the Charge Air Cooler Temperature Sensor 2 Circuit High Voltage?

The common symptoms include poor engine performance, decreased fuel efficiency, and potentially a Check Engine light illuminated on the dashboard.

2. What are the possible causes of OBDII code P10D7 GMC indicating a high voltage in the Charge Air Cooler Temperature Sensor 2 Circuit?

Potential causes may include a faulty temperature sensor, wiring issues, poor electrical connections, or problems with the engine control module.

3. How can I diagnose the issue triggering OBDII code P10D7 GMC for the Charge Air Cooler Temperature Sensor 2 Circuit?

Diagnosing the problem involves using an OBDII scanner to retrieve the fault code, checking the sensor and its wiring for any visible damage, and testing the sensor's resistance and voltage output.

4. Is it safe to continue driving with OBDII code P10D7 GMC related to the Charge Air Cooler Temperature Sensor 2 Circuit High Voltage?

It is not recommended to drive with this code present, as it can lead to further engine damage and decreased performance. It is advisable to address the issue promptly.

5. Can I repair OBDII code P10D7 GMC myself, or do I need professional assistance?

Depending on your automotive knowledge and skills, you may be able to repair this issue yourself by replacing the faulty sensor or repairing any damaged wiring. However, seeking professional assistance is recommended if you are unsure.

6. What are some tips for preventing OBDII code P10D7 GMC from appearing in the future?

Regularly inspecting and maintaining the charge air cooler system, checking the sensor and wiring for any signs of wear or damage, and addressing any issues promptly can help prevent this code from reoccurring.

7. Are there any safety precautions to keep in mind while working on the Charge Air Cooler Temperature Sensor 2 Circuit?

Before starting any repair work, ensure the engine is cool, disconnect the battery to prevent electrical accidents, and follow proper safety procedures outlined in the vehicle's service manual.

8. Can a dirty air filter or clogged intake system trigger OBDII code P10D7 GMC for the Charge Air Cooler Temperature Sensor 2 Circuit?

While it's not a direct cause, a dirty air filter or clogged intake system can affect engine performance and efficiency, potentially leading to issues with the charge air cooler system and triggering related fault codes.

9. How long does it typically take to repair OBDII code P10D7 GMC involving the Charge Air Cooler Temperature Sensor 2 Circuit?

The repair time can vary depending on the extent of the issue and your experience level. In general, it may take anywhere from 30 minutes to a few hours to diagnose and fix the problem.

10. Will resetting the Check Engine light after repairing OBDII code P10D7 GMC make the code disappear permanently?

Resetting the Check Engine light may clear the code temporarily, but if the underlying issue causing the fault code is not properly addressed and fixed, the code is likely to reappear. It's important to diagnose and repair the root cause of the problem.

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