Welds on the catalytic converter heat shield can corrode causing a rattle during acceleration and possibly causing Check Engine Light illumination. The common repair for this issue is replacement of the damaged catalytic converter.
Problems for specific Nissan Altima years:
Car problem reports
Problem with your car? See what our experts say or submit your own.
Newest reported 2012 Nissan Altima problems
Gas cap waring light comes on abot 100 miles after putting gas in the car. This then turns on the check engine light. Been to the dealer each time, one answer the gas cap was loose and it will reset in about a week, the second time the cap has to be put in an exact way to prevent the problem. I do know how to put a gas cap on and feel there may more to this problem.