Nmhc catalyst sensor, nox aftertreatment sensor, and pm filter sensor can take over 1000 miles to reset after routine maintenance such as unplugging the battery. this can cause the vehicle to fail obdii based emissions testing. depending on owners driving habits, this can result in large fines from multiple failed smog tests.
Tl* the contact owns a 2018 ram 3500. the contact stated that the check engine indicator flashed and remained illuminated. the vehicle was taken to university chrysler dodge jeep ram of rome (2500 new calhoun hwy ne, rome, ga 30161, (706) 232-7793) and james o'neal chrysler dodge jeep ram (634 highway 27 north, bremen, ga 30110, (833) 767-0581) three times each, but neither could determine the cause of the failure. the vehicle owner inquired about a buyback option since there was no remedy. the vehicle was not repaired and remained at the james o'neal dealer for over three months. the approximate failure mileage was 86,000.