Hello, my 2003 altima 2.5S 4-cyl (65,000 mi) had a light "service engine soon". I took it to mechanic and he said that both oxygen sensors have to be replaced. After he put it on the computer the light is not on anymore, but mechanic insistes sensors have to be replaced anyway. What do I do? Thanks so much for your help. Sincerely, Alina
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Wednesday, February 28th, 2007 AT 11:33 AM