hey I have a new problem im working on and since you are the go to people on this obd1 gm stuff please feed me your thoughts,Its a 93 buick century 3.3 with a bcay 1228706 ecm.... no start no spark no pulse , no comun either with scanner(tried all three of mine for good measure lol) and nothing jumping a and b at dlc. also checked 5v at tps and I have 12v at maf,but did notice that ecm side of injector is hot with key on