AutoCodes – GMC – P0184 2016 GMC Sierra

P0184 2016 GMC Sierra Code - Fuel Temperature Sensor Circuit Erratic

Quick Answer

The Fuel Temperature Sensor is a thermistor that is located in the fuel filter assembly. Common causes include Faulty Fuel Heater/Water in Fuel Sensor, Fuel Heater/Water in Fuel Sensor harness is open or shorted, Fuel Heater/Water in Fuel 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: P0184 2016 GMC Sierra indicates Fuel Temperature Sensor Circuit Erratic.
Common causes: Common causes include Faulty Fuel Heater/Water in Fuel Sensor, Fuel Heater/Water in Fuel Sensor harness is open or shorted, Fuel Heater/Water in Fuel 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 160

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 15, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0184 2016 GMC Sierra Description

The Fuel Temperature Sensor is a thermistor that is located in the fuel filter assembly. The Engine Control Module (ECM) monitors the fuel temperature sensor through the fuel pump driver control module in order to calculate the temperature of the fuel entering the fuel injection pump. The Diagnostic Trouble Code (DTC) will be set when the Fuel Temperature Sensor is intermittent for greater than 1.5 s.

OBDII Code P0184 2016 GMC Sierra - Fuel Temperature Sensor Circuit Erratic - AutoCodes.com — P0184 2016 GMC Sierra Code - Fuel Temperature Sensor Circuit Erratic

What does this mean?

What are the Possible Causes of the DTC P0184 2016 GMC Sierra?

Faulty Fuel Heater/Water in Fuel Sensor
Fuel Heater/Water in Fuel Sensor harness is open or shorted
Fuel Heater/Water in Fuel Sensor circuit poor electrical connection
Faulty Fuel Pump Driver Control Module

How to Fix the DTC P0184 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0184 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 P0184 2016 GMC Sierra code?

Need more information on how to fix the P0184 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0184 2016 GMC Sierra 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 P0184 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code P0184 in a 2016 GMC Sierra?

- Common symptoms include poor fuel efficiency, rough idling, engine stalling, and illuminated check engine light.

2. What does OBDII code P0184 on a 2016 GMC Sierra indicate?

- OBDII code P0184 indicates a Fuel Temperature Sensor Circuit Erratic issue in the vehicle.

3. What are the possible causes of OBDII code P0184 on a 2016 GMC Sierra?

- Possible causes include a faulty fuel temperature sensor, damaged wiring or connectors in the sensor circuit, or issues with the engine control module.

4. How can I diagnose the Fuel Temperature Sensor Circuit Erratic issue in my 2016 GMC Sierra?

- To diagnose the problem, you can use an OBDII scanner to read the trouble codes, inspect the fuel temperature sensor and its wiring for any visible damage, and test the sensor's resistance and voltage.

5. Can I drive my 2016 GMC Sierra with OBDII code P0184?

- It is not recommended to drive the vehicle with OBDII code P0184 as it can lead to poor engine performance and potential damage. It's best to address the issue promptly.

6. How can I repair OBDII code P0184 on my 2016 GMC Sierra?

- The repair process may involve replacing the fuel temperature sensor, repairing any damaged wiring or connectors, and clearing the trouble codes with an OBDII scanner.

7. Is it possible to reset OBDII code P0184 in a 2016 GMC Sierra without fixing the underlying issue?

- While you can clear the trouble codes temporarily, the check engine light is likely to reappear if the root cause of the Fuel Temperature Sensor Circuit Erratic problem is not addressed.

8. Can a DIY enthusiast fix OBDII code P0184 in a 2016 GMC Sierra?

- Depending on your skill level and access to tools, you may be able to replace the fuel temperature sensor or repair wiring issues yourself. However, if unsure, it's best to consult a professional mechanic.

9. How much does it cost to repair OBDII code P0184 in a 2016 GMC Sierra?

- The cost of repairing OBDII code P0184 can vary depending on the extent of the issue, parts needed, and labor costs. It's advisable to get estimates from local mechanics or dealerships.

10. Will OBDII code P0184 cause emissions test failure in a 2016 GMC Sierra?

- Yes, OBDII code P0184 can cause your 2016 GMC Sierra to fail emissions tests due to the impact on fuel system performance. It's essential to address the issue before undergoing emissions testing.