2000 Pontiac Grand Prix car dosen't stay on

2000 PONTIAC GRAND PRIX
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OSCAR S
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Engine Mechanical problem
2000 Pontiac Grand Prix 6 cyl Front Wheel Drive Automatic

car will start, 3-4 sec later the eng turns off.CAn it be the fule pressure reulator
Aug 3, 2010 at 11:00 AM
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MMPRINCE4000
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If regulator, remove the vacuum line to it, if gasoline is in vacuum line, regulator is bad.

Also check fuel pressure with mechanical gauge.
Aug 7, 2010 at 8:29 AM