P0098 2017 GMC Sierra Code - Intake Air Temperature Sensor 2 Circuit High
Quick Answer
The P0098 diagnostic trouble code (DTC) for a 2017 GMC Sierra refers to the Intake Air Temperature Sensor 2 Circuit High. Common causes include Faulty intake air temperature sensor, Damaged wiring or connectors, Malfunctioning ECM. 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
- P0098 2017 GMC Sierra indicates Intake Air Temperature Sensor 2 Circuit High.
- Common causes
- Common causes include Faulty intake air temperature sensor, Damaged wiring or connectors, Malfunctioning ECM.
- 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 P0098 2017 GMC Sierra Description
The P0098 diagnostic trouble code (DTC) for a 2017 GMC Sierra refers to the Intake Air Temperature Sensor 2 Circuit High. This code indicates that the intake air temperature sensor is reading a higher than normal voltage, which could be caused by a variety of issues. The intake air temperature sensor is a crucial component of the engine management system, as it provides data to the engine control module (ECM) to help adjust fuel delivery and ignition timing for optimal performance and efficiency.
Common Causes of P0098 2017 GMC Sierra
- Faulty intake air temperature sensor
- Damaged wiring or connectors
- Malfunctioning ECM
- Issues with the intake air temperature sensor circuit
Symptoms of P0098 2017 GMC Sierra
- Decreased fuel efficiency
- Rough idle
- Engine hesitation or stalling
- Lack of power
- Increased emissions output
How to Fix P0098 2017 GMC Sierra
- Begin by conducting a thorough diagnostic test to confirm the P0098 code and identify the root cause of the issue.
- Inspect the intake air temperature sensor, wiring, and connectors for any signs of damage or wear.
- Test the intake air temperature sensor circuit for proper voltage and continuity.
- Replace the intake air temperature sensor if it is found to be faulty, ensuring proper installation and calibration.
- Clear the DTC and perform a test drive to verify that the issue has been resolved.
Cost to Fix P0098 2017 GMC Sierra
The typical repair costs for addressing a high intake air temperature sensor 2 circuit on a 2017 GMC Sierra can range from $100 to $300, depending on the specific parts needed and the labor required for the repair. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate based on your location and vehicle specifics. Additionally, dealership rates may be higher than independent shops, while rates in metropolitan areas may also differ.
Tech Notes for P0098 2017 GMC Sierra
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Frequently Asked Questions about P0098 2017 GMC Sierra Code
What does the OBDII code P0098 mean for a 2017 GMC Sierra?
The P0098 code indicates that the Intake Air Temperature (IAT) Sensor 2 circuit has a high voltage reading, suggesting a potential issue with the sensor or its wiring.
What are the symptoms of code P0098 in a 2017 GMC Sierra?
Common symptoms include poor engine performance, reduced fuel efficiency, difficulty starting, and possibly an illuminated Check Engine Light.
What causes the P0098 code to appear on a 2017 GMC Sierra?
Potential causes include a faulty IAT Sensor 2, damaged or corroded wiring, a poor electrical connection, or a malfunctioning engine control module (ECM).
Can I drive my 2017 GMC Sierra with the P0098 code active?
Driving with this code is possible but not recommended, as it can lead to reduced performance and fuel efficiency and may cause further engine issues if left unresolved.
Where is the Intake Air Temperature Sensor 2 located on a 2017 GMC Sierra?
The IAT Sensor 2 is typically located in the intake air duct or near the throttle body, depending on the engine configuration.
How do I fix the P0098 code on a 2017 GMC Sierra?
Repairs may include replacing the IAT Sensor 2, repairing or replacing damaged wiring, cleaning electrical connections, or reprogramming the ECM if necessary.
How can I test the IAT Sensor 2 on my 2017 GMC Sierra?
You can use a multimeter to check the sensor's resistance and compare it to manufacturer specifications. If the readings are outside the range, the sensor may need replacement.
What tools are needed to diagnose the P0098 code on a 2017 GMC Sierra?
Common tools include an OBDII scanner, a multimeter, and possibly a wiring diagram to trace and inspect the circuit.
What is the cost to repair the P0098 code on a 2017 GMC Sierra?
The cost can vary depending on the issue but typically ranges from $50 to $200 for sensor replacement or wiring repairs. Labor costs may increase the total.
Can a dirty air filter cause the P0098 code on a 2017 GMC Sierra?
While a dirty air filter is not a direct cause, it can affect air intake and contribute to sensor issues. Replacing the air filter may help as part of routine maintenance.
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