P0184 2017 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 2017 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.
Code P0184 2017 GMC Sierra Description
What are the Possible Causes of the DTC P0184 2017 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 2017 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 2017 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 2017 GMC Sierra code?
Need more information on how to fix the P0184 2017 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
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Frequently Asked Questions about P0184 2017 GMC Sierra Code
What does the OBDII code P0184 mean on a 2017 GMC Sierra?
P0184 indicates an "Fuel Temperature Sensor Circuit Erratic" issue, meaning the sensor is sending irregular or unexpected signals to the engine control module (ECM).
What are the common symptoms of code P0184 in a 2017 GMC Sierra?
Symptoms may include poor fuel efficiency, rough idling, engine hesitation, difficulty starting, or an illuminated check engine light.
What causes the P0184 code to appear on a 2017 GMC Sierra?
Common causes include a faulty fuel temperature sensor, damaged wiring or connectors, corroded electrical components, or an ECM malfunction.
Can I drive my 2017 GMC Sierra with a P0184 code?
While the vehicle may still run, driving with a P0184 code can lead to reduced performance, poor fuel efficiency, and potential long-term damage to the engine.
How is the fuel temperature sensor related to engine performance?
The fuel temperature sensor helps the ECM adjust fuel delivery and timing. Erratic signals can lead to improper combustion and decreased engine performance.
How do I fix a P0184 code on a 2017 GMC Sierra?
Common fixes include inspecting and repairing damaged wiring, cleaning corroded connections, replacing the fuel temperature sensor, or reprogramming the ECM if necessary.
How can I test the fuel temperature sensor on a 2017 GMC Sierra?
You can use a multimeter to check the sensor's resistance and compare it to manufacturer specifications. Irregular readings may indicate a faulty sensor.
What tools are needed to diagnose a P0184 code?
You’ll need an OBDII scanner to read the code, a multimeter for electrical testing, and possibly a repair manual specific to your 2017 GMC Sierra for reference.
How much does it cost to fix a P0184 code on a 2017 GMC Sierra?
Repair costs can vary but typically range from $150 to $300, depending on whether the issue is with the sensor, wiring, or ECM.
Will clearing the P0184 code with an OBDII scanner fix the problem?
Clearing the code will turn off the check engine light temporarily, but the issue will likely return unless the underlying problem is resolved.
Discuss the causes and fixes for P0184 2017 GMC Sierra OBDII Code
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