P0547 GMC Code - Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 1
Quick Answer
The Powertrain Control Module (PCM) continuously monitors the Exhaust Gas Temperature Sensor (EGTS) for proper circuit continuity and out of range high values. Common causes include Faulty Exhaust Gas Temperature Sensor (EGTS) Bank 2 Sensor 1, Exhaust Gas Temperature Sensor Bank 2 Sensor 1 harness is open or shorted, Exhaust Gas Temperature Sensor Bank 2 Sensor 1 circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- P0547 GMC indicates Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 1.
- Common causes
- Common causes include Faulty Exhaust Gas Temperature Sensor (EGTS) Bank 2 Sensor 1, Exhaust Gas Temperature Sensor Bank 2 Sensor 1 harness is open or shorted, Exhaust Gas Temperature Sensor Bank 2 Sensor 1 circuit poor electrical connection.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
Code P0547 GMC Description
What are the Possible Causes of the DTC P0547 GMC?
- Faulty Exhaust Gas Temperature Sensor (EGTS) Bank 2 Sensor 1
- Exhaust Gas Temperature Sensor Bank 2 Sensor 1 harness is open or shorted
- Exhaust Gas Temperature Sensor Bank 2 Sensor 1 circuit poor electrical connection
- Exhaust leaks
- Excessive particulate matter buildup on sensor
How to Fix the DTC P0547 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 P0547 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 P0547 GMC code?
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Need Help with the Code?
Get the P0547 GMC code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0547 GMC Code
1. What are the common symptoms of OBDII code P0547 related to the Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 1?
The common symptoms include poor engine performance, decreased fuel efficiency, illuminated Check Engine Light, and potential hesitation during acceleration.
2. What are the possible causes of OBDII code P0547 in a GMC vehicle?
The code P0547 can be triggered by a faulty exhaust gas temperature sensor, damaged wiring or connectors in the sensor circuit, or issues with the Engine Control Module (ECM).
3. How can I diagnose the cause of OBDII code P0547 in my GMC vehicle?
Diagnosing the code involves using an OBDII scanner to read the fault codes, checking the wiring and connectors for any damage or corrosion, testing the exhaust gas temperature sensor, and verifying the ECM's functionality.
4. Can a faulty exhaust gas temperature sensor be repaired, or does it need to be replaced?
In most cases, a faulty exhaust gas temperature sensor will need to be replaced with a new sensor to resolve the P0547 code and restore proper engine performance.
5. Are there any DIY repair tips for fixing OBDII code P0547 in a GMC vehicle?
DIY enthusiasts with automotive repair experience can attempt to replace the exhaust gas temperature sensor themselves, following the manufacturer's instructions and using the proper tools.
6. How critical is it to address OBDII code P0547 promptly in a GMC vehicle?
It is important to address code P0547 promptly as ignoring it can lead to decreased fuel efficiency, potential engine damage, and further performance issues in the vehicle.
7. Can driving with OBDII code P0547 cause any long-term damage to the vehicle?
Continuing to drive with code P0547 may result in increased emissions, potential damage to the catalytic converter, and reduced engine efficiency over time.
8. Is it safe to drive my GMC vehicle with the Check Engine Light on due to code P0547?
While it may be safe to drive the vehicle short distances, it is recommended to address the issue promptly to prevent any potential long-term damage and ensure optimal performance.
9. How much does it typically cost to repair OBDII code P0547 related to the Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 1 in a GMC vehicle?
The cost of repairing code P0547 can vary depending on the cause of the issue, the labor rates in your area, and whether you choose to do the repair yourself or take it to a professional mechanic.
10. Can resetting the Check Engine Light clear OBDII code P0547 permanently?
Resetting the Check Engine Light may temporarily clear the code, but if the underlying issue causing code P0547 is not addressed, the light is likely to come back on once the ECM detects the problem again.
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