My Car Smells Like Gas or Something Burning. Is It a Lemon?
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Home › Lemon Law Questions › My Car Smells Like Gas or Something Burning. Is It a Lemon?
Published October 19, 2026 · Updated October 19, 2026 · California lemon law
The Short Answer
It may be, and it may also be dangerous, so get it checked first. A fuel smell or burning smell in a new car can point to a fuel leak, an oil or coolant leak onto hot parts, or an electrical problem, all of which can create a fire risk. If the cause is a warranty defect and the dealer cannot fix it, California's lemon law may require a buyback or replacement (Civil Code 1793.2(d)(2)). A defect likely to cause serious injury may need only two repair attempts within 18 months or 18,000 miles.
Signs Your Smell Problem May Qualify
- You smell raw fuel, burning oil, burning plastic or a hot electrical smell more than once
- The smell comes through the vents or is strongest near the engine or under the car
- You have seen smoke, drips or wet spots under the car
- The dealer has looked at it at least once and the smell came back
- Warning lights or a check engine light appeared at the same time
- The car is under the new car warranty, or the smell began while it was
Safety First: When a Smell Means Stop Driving
A new car should not smell like a gas station or like something is melting. Before you think about the law, think about your safety. A strong smell of raw fuel can mean liquid fuel is leaking near hot engine or exhaust parts. Smoke from under the hood, a sharp electrical smell, or a burning smell with warning lights are reasons to stop.
If that happens, pull over where it is safe, turn the car off, get everyone out and stand well away. Call roadside assistance or emergency services if you see smoke or flames. Have the car towed to an authorized dealer rather than driving it there. The tow receipt becomes part of your record, and a reasonable towing cost can be included in a buyback as an incidental damage.
Some smells are less urgent. A light burning smell for the first few drives can come from coatings on a new exhaust burning off, and some owner's manuals mention it. If the smell lasts beyond that or keeps coming back, it is not normal break-in, and you should report it.
Smells inside the garage are worth noting too. A faint fuel odor near a parked car, or a puddle that smells like gas, can point to a slow leak. Do not run the engine in a closed garage to test it. Open the door, move the car outside if it is safe, and call the dealer or roadside assistance.
Common Sources of Fuel and Burning Smells
You do not have to diagnose the cause yourself. California courts have held that the buyer does not have to prove the exact technical cause of a defect (Oregel v. American Isuzu Motors, 2001). Knowing the possibilities can help you describe what you notice, though.
- Fuel smell: leaking fuel lines, injectors, fuel rail seals, or evaporative emission parts
- Fuel smell in the cabin: a vent or seal letting fumes in, or a problem near the fuel pump access
- Burning oil: an oil leak dripping onto the exhaust manifold or turbocharger
- Sweet or syrupy smell: coolant leaking onto hot parts
- Burning plastic or electrical smell: overheated wiring, a failing motor or connector
- Burning rubber or hot brakes: a dragging brake caliper or a slipping belt
How the Lemon Law Treats a Smell Problem
The Song-Beverly Consumer Warranty Act (Civil Code 1790 and following), which is California's lemon law, reaches any warranty defect that substantially impairs a new or leased vehicle's use, value or safety if the manufacturer or its dealers cannot fix it after a reasonable number of attempts. The smell is the symptom. The defect is the leak or failure causing it.
Many fuel and electrical smells involve a real fire risk, which brings in the safety part of the Tanner Act presumption. Under Civil Code 1793.22(b), within 18 months or 18,000 miles, whichever comes first, a reasonable number of attempts is presumed if a defect likely to cause death or serious bodily injury was subject to repair two or more times. For other defects the presumption needs four repairs of the same problem, or more than 30 days out of service. When the owner's manual clearly requires it, you must also have notified the manufacturer directly to use the repair-count paths.
Even a smell that is not dangerous can substantially impair use. Breathing fuel or burning odors on your commute, or worrying that your kids are breathing them, is not what a new car buyer paid for. If the standard is met, the manufacturer must repurchase or replace the car, and the buyer chooses which (Civil Code 1793.2(d)(2)).
What to Say When You Drop the Car Off
Smells are hard to put into words, and they can fade by the time the technician gets to the car. Give the advisor as much detail as you can, and ask that it be written on the repair order.
Describe the smell itself: raw gasoline, burning oil, burning plastic, hot metal or something sweet. Say where it is strongest, such as through the vents, near the hood, near the rear or in the garage overnight. Say when it happens: after the car warms up, after a freeway drive, after refueling, or when the heater is on. If you saw smoke or drips, say so and show photos.
Ask the dealer to inspect for leaks and to record what they find. If they cannot smell it, ask that the order say the concern could not be duplicated at this time, rather than that there is no problem. Visits where the dealer could not find the cause can still count as repair attempts.
If the smell only happens after a long drive, ask whether you can drop the car off right after one, or whether a technician can ride with you. Some dealers will try to reproduce it that way. Either way, ask that the order say what conditions you described.
Ask the technician to check under the car on a lift for wet spots, fresh oil or fuel residue, and to write down what they see. Physical signs of a leak are useful even when the smell itself has faded.
Example: A Fuel Smell After Every Fill-Up
Consider a made-up example with an invented driver. Sam bought a new compact SUV in Ventura. Within a month, the cabin filled with a strong gas smell for several minutes after every fill-up. One morning there was also a faint fuel smell in his garage.
On the first visit, the dealer found nothing and returned the car. Sam came back after the next fill-up with the smell still strong, and the advisor wrote 'strong fuel odor in cabin after refueling.' The technician replaced a seal near the fuel pump access. The smell returned two weeks later. Sam checked the NHTSA recall site and found no open recall for his VIN, so he saved a screenshot of the result.
The dealer then replaced a fuel line and kept the car for ten days. When the smell came back again, Sam called a lemon law attorney with his three repair orders, his recall lookup and a short log of each fill-up. The attorney reviewed the contract and records and contacted the manufacturer. This example only shows the process. It is not a description of any result.
Sam's fill-up log was the piece that tied his record together. Each entry had the date, the station, how long the smell lasted and whether his passengers noticed it. When the dealer could not smell anything on the first visit, the log showed the problem was consistent and tied to a specific event.
Recalls, Bulletins and Repairs That Count
Fuel leaks and fire risks are a common subject of safety recalls. A recall is a manufacturer safety repair program, and recall repairs can count as repair attempts for a lemon law claim. If your car has an open recall for a related part, get it done at the dealer, keep the paperwork, and pay attention to whether the smell stops.
A technical service bulletin, or TSB, is a manufacturer's repair instruction to dealers for a known issue. It is not a safety recall, but if the dealer used one to work on your car, ask that the repair order mention it. Software updates can also be part of a fix, for example when an engine computer controls the evaporative system. Our firm considers that a software update, including an over-the-air one, can count as a repair attempt when it was done for the problem you reported.
Repairs at an independent shop, or anything you fix yourself, do not count as repair attempts under the lemon law. With a possible fire risk, it is also safer to let the authorized dealer handle the repair and document it.
If the dealer replaces a part and the smell fades, keep watching for a few weeks before you treat the problem as solved. Smells from slow leaks often return as seals settle. Write down the date the smell comes back, and return to the same dealer so the next repair order can refer to the last one.
Refund Basics and Who Pays the Attorney
If the manufacturer repurchases the car, restitution is the actual price paid or payable, including collateral charges like sales tax, license and registration fees, plus incidental damages such as reasonable repair, towing and rental car costs (Civil Code 1793.2(d)(2)(B)). The manufacturer can subtract a mileage offset based on miles driven before you first took the car in for the problem (Civil Code 1793.2(d)(2)(C)). The details vary, so every case is different.
A buyer who wins is entitled to attorney fees, costs and expenses paid by the manufacturer (Civil Code 1794(d)). Working with our firm costs you $0 out of pocket, and you will not owe us anything if we lose. Keep paying your loan or lease while the case is open.
Do not wait too long to act. Warranty claims are generally subject to a four-year statute of limitations (Commercial Code 2725), and the timing rules are technical. A free case review early on lets an attorney check your dates and tell you what to do next.
What to Do Next
- If you smell strong fuel or see smoke, pull over, turn off the engine, get everyone out and away from the car, and call for help.
- Do not keep driving a car that smells strongly of fuel; ask roadside assistance to tow it to an authorized dealer.
- Ask the service advisor to write 'strong fuel smell' or 'burning smell from engine bay' on the repair order, with when and where you notice it.
- Photograph any drips, smoke or stains, and keep the tow receipt.
- Check your VIN for open recalls at nhtsa.gov, and keep a copy of the result.
- Call 877-536-6620 for a free case review; you will speak directly with an attorney.
Key Facts (as of October 2026)
- Under Civil Code 1793.22(b), two repairs of a defect likely to cause death or serious injury within 18 months or 18,000 miles create a presumption that the manufacturer had a reasonable number of attempts.
- Visits where the dealer could not find or fix the problem can still count (Oregel v. American Isuzu Motors, 2001).
- Repairs done under a recall can count toward the repair attempts in a lemon law case.
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FAQ
Is a burning smell normal in a new car?
A light smell for the first few drives can come from new parts burning off coatings. A smell that keeps coming back, or comes with smoke or warning lights, should be checked by a dealer.
Should I drive my car to the dealer if it smells like gas?
If the fuel smell is strong, it is safer to have the car towed. Keep the tow receipt.
What if the dealer cannot smell anything?
Ask them to write that the concern could not be duplicated, and bring the car back as soon as the smell returns. Those visits can still count.
Can I report a fuel leak to NHTSA?
Yes. You can file a safety complaint at nhtsa.gov, and it is a good idea to also report it to the dealer so it is on a repair order.
Sources and Official References
- California Civil Code section 1793.22 (California Legislature)
- California Civil Code section 1793.2 (California Legislature)
- NHTSA recall lookup by VIN
- NHTSA, report a vehicle safety problem
Laws change. This page reflects California law as of October 2026 and was reviewed by Jacob Shayesteh, Esq.
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- Engine defects and California lemon law
- Does a recall repair count as a repair attempt?
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Attorney advertising. Wynn Law Group, APC, 10850 Wilshire Blvd, Suite 1010, Los Angeles, CA 90024. General information, not legal advice. Results vary. Prior results do not guarantee a similar outcome.
About the Reviewer
This guide was reviewed by Jacob Shayesteh, Esq. (State Bar of California No. 362320), founding attorney of Wynn Law Group, APC (America's Lemon Lawyer), a Los Angeles firm that represents California drivers in lemon law cases. Last reviewed October 19, 2026.
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