1990 Pontiac Grand Am Q&A
1990 Pontiac Grand Am Question: car will only run for a few seconds
my car will start but only stay running for a few seconds. on start up fuel injector shoots fuel once running injector does not work. i replaced oil sending unit and even the ecm and still the same results i also pulled the injector out and cranked engine fuel flows consistantly through. if i pour gas down throttle body car will run as long as i keep applying gas there were no trouble codes in computer. what else controls the fuel injector - bill1978
poss bad fuel pump. do fuel pressure test to start with - globalhelper
Do you have a scanner, not code reader but a scanner? Many possible reasons for this, ignition module, even though it will run when force feed, shorted/out of range tps, defective cts, crank sensor, fuel pump, need a scanner to view live data. Try unhooking some sensors then try it. - pushrod
when the engine stops running it's as if the electrical system fails. the radio evens stop playing. the engine will restart but again only runs for a few seconds.
Alright so I bought my car bout 8 months ago and it started giving me a trouble a month ago. It started out were it would crank up then go off maybe a few seconds later I would crank it back up and...