P007B 2017 GMC Sierra Code - Charge Air Cooler Temperature Sensor 1 Performance
Quick Answer
The Charge Air Cooler (CAC) Temperature Sensor 1 is a variable resistor. Common causes include Faulty Charge Air Cooler 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
- P007B 2017 GMC Sierra indicates Charge Air Cooler Temperature Sensor 1 Performance.
- Common causes
- Common causes include Faulty Charge Air Cooler 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.
Code P007B 2017 GMC Sierra Description
What are the Possible Causes of the DTC P007B 2017 GMC Sierra?
- Faulty Charge Air Cooler 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 P007B 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 P007B 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 P007B 2017 GMC Sierra code?
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Frequently Asked Questions about P007B 2017 GMC Sierra Code
1. What does the OBDII code P007B mean on a 2017 GMC Sierra?
The P007B code indicates a performance issue with Charge Air Cooler Temperature Sensor 1, which monitors the temperature of air entering the engine.
2. What are the common symptoms of the P007B code?
Symptoms may include reduced engine performance, poor fuel economy, an illuminated check engine light, and potential overheating of the intake air system.
3. What causes the P007B code on a GMC Sierra?
Common causes include a faulty charge air cooler temperature sensor, wiring issues, excessive dirt or debris on the sensor, or a problem with the intercooler system.
4. Can driving with the P007B code damage my 2017 GMC Sierra?
Driving with this code for an extended period can lead to engine performance issues and may increase the risk of damage due to improper air-fuel mixture or overheating.
5. How do I diagnose the P007B code?
Start by using an OBDII scanner to confirm the code, then inspect the charge air cooler temperature sensor, its wiring, and connectors for signs of damage or corrosion.
6. How do I fix the P007B code on my GMC Sierra?
Repairs may include cleaning or replacing the charge air cooler temperature sensor, repairing damaged wiring, or addressing issues with the intercooler system.
7. Where is the charge air cooler temperature sensor located on a 2017 GMC Sierra?
The sensor is typically located near the intercooler or along the intake piping, where it can measure the temperature of the air entering the engine.
8. How much does it cost to fix the P007B code?
Repair costs can range from $50 to $300, depending on whether the sensor needs replacement or if wiring repairs are required.
9. Can I clear the P007B code without fixing the issue?
Clearing the code without addressing the root cause will only temporarily turn off the check engine light, and the code will likely return.
10. Can a dirty air filter cause the P007B code?
While unlikely, a severely clogged air filter can restrict airflow and contribute to intake air issues, so it’s worth checking as part of the diagnostic process.
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