AutoCodes – GMC – P2483 GMC

P2483 GMC Code - Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 5

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 1 Sensor 5, Exhaust Gas Temperature Sensor Bank 1 Sensor 5 harness is open or shorted, Exhaust Gas Temperature Sensor Bank 1 Sensor 5 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
P2483 GMC indicates Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 5.
Common causes
Common causes include Faulty Exhaust Gas Temperature Sensor (EGTS) Bank 1 Sensor 5, Exhaust Gas Temperature Sensor Bank 1 Sensor 5 harness is open or shorted, Exhaust Gas Temperature Sensor Bank 1 Sensor 5 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.
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Code Popularity 1,348
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 15, 2019
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Code P2483 GMC Description

The Powertrain Control Module (PCM) continuously monitors the Exhaust Gas Temperature Sensor (EGTS) for proper circuit continuity and out of range high values. The EGTS is located in front of the Diesel Oxidation Catalyst (DOC) and/or in front of the Diesel Particulate Filter (DPF). The EGTS detects exhaust gas temperature and converts it into a voltage and feeds back to the PCM with the voltage signal in order to control engine conditions to effectively reduce emissions. The PCM sets the P2483 OBDII code when the Exhaust Gas Temperature Sensor is out of factory specifications.
OBDII Code P2483 GMC - Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 5 - AutoCodes.com
P2483 GMC Code - Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 5

What are the Possible Causes of the DTC P2483 GMC?

  • Faulty Exhaust Gas Temperature Sensor (EGTS) Bank 1 Sensor 5
  • Exhaust Gas Temperature Sensor Bank 1 Sensor 5 harness is open or shorted
  • Exhaust Gas Temperature Sensor Bank 1 Sensor 5 circuit poor electrical connection
  • Exhaust leaks
  • Excessive particulate matter buildup on sensor

How to Fix the DTC P2483 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 P2483 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 P2483 GMC code?

Need more information on how to fix the P2483 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2483 GMC code diagnosed by a professional: Find a repair shop in your area

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 P2483 GMC Code

1. What are common symptoms of OBDII code P2483 GMC?

Symptoms may include decreased fuel efficiency, rough idling, loss of power, and the illumination of the check engine light.

2. What can cause the OBDII code P2483 GMC to trigger?

Possible causes include a faulty exhaust gas temperature sensor, damaged wiring or connectors, exhaust leaks, or issues with the engine control module.

3. How can I diagnose the OBDII code P2483 GMC?

Diagnosis typically involves using an OBDII scanner to retrieve the code, checking the exhaust gas temperature sensor and related components for damage or corrosion, and testing the sensor'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 rather than repaired to ensure proper functionality.

5. Are there any DIY repair tips for addressing the OBDII code P2483 GMC?

DIY repair tips may include checking for loose or damaged wiring, ensuring proper sensor installation, and consulting the vehicle's service manual for specific instructions.

6. Is it safe to continue driving with the OBDII code P2483 GMC triggered?

It is recommended to address the underlying issue causing the code as soon as possible to prevent potential damage to the engine or emissions system.

7. Can a mechanic reset the OBDII code P2483 GMC without fixing the underlying issue?

While a mechanic can clear the code, it will likely reappear if the root cause of the issue is not addressed.

8. What role does the exhaust gas temperature sensor play in the vehicle's operation?

The exhaust gas temperature sensor helps monitor the temperature of the exhaust gases to ensure efficient engine performance and emissions control.

9. Will the OBDII code P2483 GMC cause the vehicle to fail an emissions test?

Yes, the presence of this code may cause the vehicle to fail an emissions test, as it indicates a potential issue with the exhaust gas temperature sensor circuit.

10. Is it recommended to seek professional help for diagnosing and repairing the OBDII code P2483 GMC?

Due to the complexity of diagnosing and repairing issues related to this code, it is often best to consult a qualified mechanic or technician for assistance.

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