Quote Originally Posted by Zef_66 View Post
I have no experience with the GS cars. But with a grand prix, without the codes, the symptoms would be that of a bad fuel pump resistor. May try to do the fuel pump resistor mod and see if that helps. Maybe because the car isn't staying started, the codes are being thrown.
didnt think the regals used the resistor, but could be wrong... seems it could be the key/resistor (dirty-- the resistor pelet doesnt go bad) or the contacts in the ignition switch going bad.