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1999 Pontiac Grand Prix Question: Why does my 1999 grand prix keeps shutting off?

 

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zorx89, 3.8L V6, Potwin, KS, August 11, 2014, 04:35
 Rookie

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

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