AutoCodesGMC – P0096 2014 GMC Sierra

P0096 2014 GMC Sierra Code - Intake Air Temperature Sensor 2 Circuit Range/Performance

Quick Answer

The Intake Air Temperature (IAT) sensor 1 is a variable resistor that changes the voltage on the Engine Control Module (ECM) supplied 5 V signal circuit. Common causes include Faulty Intake Air Temperature sensor, Intake Air Temperature sensor harness is open or shorted, Intake Air 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
P0096 2014 GMC Sierra indicates Intake Air Temperature Sensor 2 Circuit Range/Performance.
Common causes
Common causes include Faulty Intake Air Temperature sensor, Intake Air Temperature sensor harness is open or shorted, Intake Air 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 171
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 16, 2022
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Code P0096 2014 GMC Sierra Description

The Intake Air Temperature (IAT) sensor 1 is a variable resistor that changes the voltage on the Engine Control Module (ECM) supplied 5 V signal circuit. The signal varies with inlet air temperature in the sensor bore and is displayed by the scan tool as °C (°F). The IAT sensor 2 and the humidity sensor share the same circuit. The IAT sensor 2 signal is displayed by the scan tool as Hertz (Hz) and °C (°F). The Diagnostic Trouble Code (DTC) will be set when the ECM determines the absolute difference between the IAT sensor 1 start-up temperature and the IAT sensor 2 start-up temperature is greater than 25°C (45°F).
OBDII Code P0096 2014 GMC Sierra - Intake Air Temperature Sensor 2 Circuit Range/Performance - AutoCodes.com
P0096 2014 GMC Sierra Code - Intake Air Temperature Sensor 2 Circuit Range/Performance

What are the Possible Causes of the DTC P0096 2014 GMC Sierra?

  • Faulty Intake Air Temperature sensor
  • Intake Air Temperature sensor harness is open or shorted
  • Intake Air Temperature sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0096 2014 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0096 2014 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 P0096 2014 GMC Sierra 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 P0096 2014 GMC Sierra Code

What does the OBDII code P0096 mean on a 2014 GMC Sierra?

Code P0096 indicates an issue with the Intake Air Temperature (IAT) Sensor 2 circuit, specifically a performance or range problem.

What are the common symptoms of a P0096 code?

Symptoms may include poor engine performance, reduced fuel efficiency, rough idling, or an illuminated check engine light.

What causes the P0096 code to appear?

Possible causes include a faulty IAT sensor, wiring or connector issues, a damaged sensor circuit, or a malfunctioning powertrain control module (PCM).

Can a dirty air filter cause the P0096 code?

While not a direct cause, a severely clogged air filter can affect airflow and sensor readings, potentially contributing to the issue.

How do I diagnose a P0096 code?

Start by inspecting the IAT sensor and its wiring for damage, then check the sensor's resistance with a multimeter. You may also need a scan tool to monitor live data from the sensor.

Can I drive my 2014 GMC Sierra with a P0096 code?

Driving is possible, but it’s not recommended for extended periods, as the issue can lead to decreased performance and potential engine damage.

How much does it cost to fix a P0096 code?

Repair costs can vary, but replacing an IAT sensor typically costs $50-$150 for parts and labor, depending on the shop.

Is the IAT Sensor 2 the same as the IAT Sensor 1?

No, IAT Sensor 2 is typically located further downstream in the intake system, while IAT Sensor 1 is near the air filter or intake manifold.

Can a P0096 code clear itself?

The code might clear temporarily if the condition is intermittent, but the root cause must be addressed to prevent it from recurring.

What tools are needed to troubleshoot a P0096 code?

You’ll need a multimeter to test the sensor, a scan tool to read live data, and possibly basic hand tools for inspection and replacement.

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