1997 Chev G2500 Van 1GCFG25R8V... Turns over, no start. NO COMM w/ scanner,but SES light does work. Power & Grounds ok @ ALDL. Also no comm from ABS or Trans. There IS comm from Air Bag. Fuse 7 under dash & ECMB under hood OK. Other fuses ok also. Found a TSB ... Login to read more.