2025 Mazda CX-90 Fuel system Problems

“Recently, while driving our Mazda CX-90 (2025) we noticed a persistent and constant odor of fuel/gasoline vapors arise from the vehicle. We noticed this after driving the vehicle approximately 120 min from Las Vegas, NV to St. George, UT. The smell was intoxicating and nauseating. I took it into 2 local dealerships to investigate and called Mazda USA headquarters and spoke to a supervisor located in Irvine, CA. …”

“I stopped for gas and when I removed the gas cap air came of out of the filler pipe like it was under high pressure. I could not fuel the vehicle because of the force of the air coming out of the tank blew gas out and shut off the pump. I started and shut off the car numerous times without the gas cap on and with it on which did nothing to affect the issue. It finally stopped after turning off all fans, radio and all accessories in the car and starting it without gas cap. The symptom lasted for more than 25 minutes. …”

“I own a 2026 Mazda CX-90 hybrid with approximately 13,000 miles. The vehicle began making a grinding noise while driving, which has progressively worsened over time. It has since developed a hard knocking noise accompanied by noticeable vibration when the vehicle shifts gears. This knocking occurs during normal in-town driving. I have taken the vehicle to the selling/authorized Mazda dealership on two occasions — June 2, 2026 and July 14, 2026. On both visits, the dealer was able to reproduce and confirm the noise and knocking. …”

“The vehicle experience a Severe Engine Malfunction alert on the dash board. Mazda Dealership stated it was low pressure fuel pump needed to be replaced at a few months of ownership. Automatic wipers malfunctioned because wipers were hitting the front pillars at driver side. Mazda dealership disabled auto wiper functionality. Unknown Leak found on passenger side beneath the battery area.”

“The contact owns a 2025 Mazda CX-90. The contact stated that while driving the vehicle at an undisclosed speed, there was a very strong gasoline odor coming from the vehicle, and the vehicle hesitated while depressing the accelerator pedal. Additionally, the battery charge was low. The vehicle was towed to a dealer, but was not diagnosed. The contact stated that the vehicle was a new vehicle. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 28,000.”