1990 Other Oldsmobile Models what is code 12 and how do i fi

1990 OLDSMOBILE
104,000 MILES • 6 CYL • FWD • AUTOMATIC
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JEFF WEIR
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I have a 1990 olds delta 88 that flashes code 12. I have replaced coil pack and plug wires and car still runs rough and stalls. Any help appreciated
May 13, 2008 at 7:55 PM
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LEGITIMATE007
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if I am not mistaken, a code 12 only means battery recently disconnected. do you have an engine light on?
May 14, 2008 at 10:58 PM