2012 NISSAN CUBE Fuelpropulsion System Problems

2013-2014 oxygen gas sensor Intermittently failed to operate, causing CO2 into the cabin. Issue not found Nissan instructed to take it to another dealer they found issue and replaced. 2025 same issue dealers cannot find major c02 entering cabin. Cannot drive car due to extreme c02 have blood test indicating c02 in blood. Extreme situation both times!

CVT TRANSMISSION FAILURE ~ SAFETY ISSUE SLOW TO START ~ SAME AS 100'S OF REPORTS ON INTERNET CAR WAS AT WARRANTY END AND NISSAN SAID ONLY FIX FOR SMALL LEAK WAS TO REPLACE THE WHOLE CVT~ AS PER CURRENT PENDING CLASS ACTIONS AGAINST NISSAN FOR 2013-2017 CVTS BEING REPLACED REPEATEDLY WITH THE SAME FAILING TRANSMISSION ENDED IN REPAIR COST TO CUSTOMER. NISSAN OFFERED TO PAY FOR PARTS BUT NOT LABOR. WHY WOULD I PAY TO PUT THE SAME BAD PART ON THE CAR? WHY IS THERE NOT A CLASS ACTION FOR 2012 NISSANS? THIS CAR HAD A FUEL LEAK THAT TOOK MANY MONTHS TO REPAIR AND FIND. THEN THE A/C WAS NOT WORKING AND MECHANIC SAID IT MIGHT BE RELATED TO THE OPEN ENDED TEMP GAGE FOR OUTSIDE TEMP THAT THIS MODEL DID NOT HAVE, ONLY FIX HE HAD WAS ELECTRICAL TAPE WHICH I TOLD NISSAN WAS NOT A GOOD...