2024 Genesis GV70 Smells Like Gas

Common Causes of Fuel Odors in Your 2024 Genesis GV70 and Essential Safety Precautions

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
15% chance it's the
Gas Cap
0%
40% chance it's the
Emissions Control System
0%
45% chance it's
Something else
The most common reasons a 2024 Genesis GV70 smells like gas are the gas cap, the fuel system, or the emissions control system.
  • Gas Cap: A loose or damaged gas cap can cause fuel vapors to escape, triggering the check engine light and potentially affecting fuel system pressure.
  • Emissions Control System: A faulty emissions control system can lead to increased hydrocarbon emissions and trigger the check engine light due to malfunctioning components like the EGR valve or O2 sensors.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2024 Genesis GV70 smells like gas?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

A failing catalytic converter can cause a vehicle to fail emissions tests and turn on the check engine light. The exhaust might have an unusual smell. A restricted catalytic converter can result in a loss of engine power.

» LEARN MORE: How to tell if your catalytic converter is failing

The check engine light will illuminate any time there is a failed EVAP system test. This will be indicated by the various on-board diagnostics trouble codes that are stored in the vehicle's memory. Also, in some models, there may be a popping sound accompanying the check engine light, as the leak detection pump continuously attempts to pressurize the fuel tank. The canister may also cause difficulty starting the engine, a rough idle, and poor fuel mileage.

When the fuel filter begins to clog, the engine suffers from fuel starvation. This will cause a significant reduction in power and may also cause a misfire. These conditions may be intermittent, or constant and worsen over time. As the issue progresses, the engine may being to stall immediately after starting, fail to start, hesitate under throttle, or stall at particular angles on hills.

The check engine light will illuminate any time there is a failed EVAP system test. This will be indicated by the various on-board diagnostics trouble codes that are stored in the vehicle's memory. Also, in some models, there may be a popping sound accompanying the check engine light, as the leak detection pump continuously attempts to pressurize the fuel tank. A fuel tank leak may also cause difficulty starting the engine, a rough idle, and poor fuel mileage. When a fuel tank is simply corroded to the point of failure, the exterior tank condition rarely shows damage. The inside of the fuel tank will be rusted or corroded, and rust flakes or other debris may be floating in the fuel.

For most vehicles, the only symptom will be a check engine light or fuel tank filler cap light illuminating on the driver instrument cluster. This is to signal that there is an evaporative emissions (EVAP) leak. In some situations, the vehicle may take longer than normal to start, or, more rarely, the engine may not start at all. on-board diagnostic (OBD) trouble codes will refer to EVAP system failures such as a small or massive EVAP system leak. Lastly, the powertrain control module may notice a lean running condition, which could even lead to random and infrequent misfires.

What could be causing the gas smell in my 2024 Genesis GV70, and how should I diagnose it?

When faced with a gas smell in your 2024 Genesis GV70, it's essential to adopt a methodical diagnostic approach to pinpoint the source of the odor. Start by visually inspecting the area beneath your vehicle for any signs of fuel leaks, such as puddles or drips, which could indicate a damaged fuel line or leaking fuel injector. Next, check the fuel cap to ensure it is securely tightened, as a loose cap can allow fuel vapors to escape and create a noticeable odor. If the smell persists, examine the exhaust system for any visible damage or leaks, particularly around the catalytic converter and muffler, as these can also contribute to gas-like smells inside the cabin. Additionally, monitor your vehicle's performance for any unusual noises or changes in fuel efficiency, which may signal underlying engine issues. If these initial checks do not reveal the problem, or if you suspect a more serious issue, it is wise to consult a professional mechanic for a comprehensive inspection. By following this structured approach, you can effectively diagnose the gas smell and take the necessary steps to ensure your vehicle's safety and performance.

What could be causing a gas smell in my 2024 Genesis GV70?

When you notice a gas smell in your 2024 Genesis GV70, it’s essential to pinpoint the cause to maintain safety and vehicle integrity. A fuel leak is often the primary suspect, which can arise from damaged fuel lines, malfunctioning fuel injectors, or issues with the fuel tank. Such leaks not only pose safety hazards but can also lead to costly repairs if left unaddressed. Another common reason for the odor could be a loose gas cap; if it’s not securely tightened after refueling, fuel vapors can escape, creating an unpleasant smell inside the cabin. Additionally, the evaporative emissions system, designed to manage fuel vapors, may have issues with components like the charcoal canister or purge valve, leading to a gas-like odor. An exhaust system leak, potentially from a damaged muffler or exhaust pipe, can also contribute to the smell. Lastly, consider if you’ve spilled fuel during refueling, as this can temporarily cause a gas odor that can be easily remedied with cleaning. If the gas smell persists, it’s wise to consult a qualified mechanic to diagnose and resolve the issue, ensuring both your safety and the proper functioning of your vehicle.

How urgent is it to address the gas smell in my 2024 Genesis GV70?

Addressing a gas smell in your 2024 Genesis GV70 is not just a matter of convenience; it is a critical safety issue that demands immediate attention. The presence of a gas odor often signals a potential fuel leak, which can lead to catastrophic consequences, including the risk of fire. Moreover, inhaling gasoline fumes poses serious health risks, potentially causing dizziness, headaches, and nausea. Beyond personal safety, ignoring this warning can result in significant vehicle damage, as a leak may compromise essential components like fuel lines and the fuel tank, leading to costly repairs. Additionally, gasoline leaks can have detrimental effects on the environment, contaminating soil and water sources. Therefore, if you detect a gas smell in your vehicle, it is imperative to act swiftly to mitigate these risks and ensure both your safety and the integrity of your Genesis GV70.

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