AutoCodesGMC – P0097 2016 GMC Sierra

P0097 2016 GMC Sierra Code - Intake Air Temperature Sensor 2 Circuit Low

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 (IAT) 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
P0097 2016 GMC Sierra indicates Intake Air Temperature Sensor 2 Circuit Low.
Common causes
Common causes include Faulty Intake Air Temperature (IAT) 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 276
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 P0097 2016 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 detects that the IAT sensor 2 signal is intermittent or has abruptly changed for longer than 5 s.
OBDII Code P0097 2016 GMC Sierra - Intake Air Temperature Sensor 2 Circuit Low - AutoCodes.com
P0097 2016 GMC Sierra Code - Intake Air Temperature Sensor 2 Circuit Low

What are the Possible Causes of the DTC P0097 2016 GMC Sierra?

  • Faulty Intake Air Temperature (IAT) 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 P0097 2016 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 P0097 2016 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 P0097 2016 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 P0097 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code P0097 in a 2016 GMC Sierra related to the Intake Air Temperature Sensor 2 Circuit Low?

The common symptoms include poor engine performance, decreased fuel efficiency, rough idling, and potentially an illuminated check engine light.

2. What are the possible causes of OBDII code P0097 in a 2016 GMC Sierra?

Potential causes include a faulty intake air temperature sensor, damaged wiring or connectors related to the sensor, a disconnected or loose sensor, or a problem with the engine control module.

3. How can I diagnose the issue causing OBDII code P0097 in my 2016 GMC Sierra?

Diagnosing the issue involves using an OBDII scanner to retrieve the specific fault code, inspecting the intake air temperature sensor and its connections for any visible damage, and testing the sensor's functionality using a multimeter.

4. Can I still drive my 2016 GMC Sierra with OBDII code P0097 present?

It is not recommended to continue driving the vehicle with this code present, as it can lead to further engine damage and poor performance. It is best to address the issue promptly.

5. What are some tips for repairing OBDII code P0097 in a 2016 GMC Sierra?

Repair tips include checking and cleaning the intake air temperature sensor, inspecting and repairing any damaged wiring or connectors, ensuring the sensor is properly connected, and resetting the fault code after repairs.

6. Is it necessary to replace the intake air temperature sensor to resolve OBDII code P0097 in a 2016 GMC Sierra?

In some cases, simply cleaning or repositioning the sensor may resolve the issue. However, if the sensor is found to be faulty during testing, replacement may be necessary to clear the code.

7. How much does it typically cost to repair OBDII code P0097 in a 2016 GMC Sierra?

The cost of repairs can vary depending on the root cause of the issue and whether professional help is needed. Costs may range from a few dollars for simple fixes to a couple of hundred dollars for sensor replacement.

8. Can a DIY enthusiast fix OBDII code P0097 in a 2016 GMC Sierra?

Yes, if you have the necessary tools and knowledge, many DIY enthusiasts can tackle the repairs associated with OBDII code P0097. However, if you are unsure or uncomfortable, it is advised to seek professional help.

9. Will resetting the check engine light clear OBDII code P0097 in a 2016 GMC Sierra?

Resetting the check engine light may temporarily turn it off, but if the underlying issue causing the code is not addressed, the light is likely to come back on. It's important to diagnose and repair the problem to prevent recurrence.

10. How urgent is it to address OBDII code P0097 in a 2016 GMC Sierra?

While the vehicle may still be operable with this code present, it is important to address it promptly to prevent potential engine damage, poor performance, and decreased fuel efficiency.

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