Learn about the 2012 Nissan Altima transmission in detail, including how its advanced Xtronic CVT provides smooth, step-less acceleration, what factory-recommended fluid service intervals mean, and the early warning signs—such as delayed engagement or shudder under light throttle—that can help you avoid catastrophic failure. Discover real-world reliability data, average maintenance costs at independent shops versus dealerships, and tried-and-true CVT life extension strategies, such as utilising genuine NS-2 fluid and adding an auxiliary cooler in hot climes and on long highway drives for everyday peace of mind.