Begining late june this starting happening, my car would jus shit off while driving since then i have replaced spark plugs, wires, ignition control module, all three coils as well as cps and a new harmonic balancer balancer simply because old one was broke still keeps happening im at a loss and it throws no codes please help
Why does my 1999 grand prix keeps shutting off? on 1999 Pontiac Grand Prix
by zorx89 in Potwin, KS on August 11, 2014
ANSWER by globalhelper on August 11, 2014
POSS KEY WENT OFF
If I change the maf sensor and delete the code from the computer it will run again but eventually stall, the motor is a 99 and the car is a 2002, could the computer be bad?