Oldsmobile 88 Mass Air Flow Sensor

Hi, I Have A 1991 Olds Eighty Eighty Royale. Using The Tech 1 Scan Tool, The Block Learn Values Are Almost At Or At 150 While Freeway...

I Know That The Reason Our Car Has Been Stalling Is Because Of The Maf Sensor, But I Need To Know What I Can Do At Home To Fix It, Or Find...