97 Chevy cavelier ODB code P1447

i have a 97 cavelier with 2 warning lights on one is the CHECK ENGINE LIGHT and the other is ETS OFF LIGHT with that the scanner come up with the code P1441 the guys at the chevy shop looked the code up and said "too much air was getting in the intake" i check the hose for any cracks or something and changed the filter but nothing happen can someone please tell me what the problem is. o yeah the car runs normal so could it just b a sencor has worn out is there any steps on just turning the lights off?

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