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Q: Have a 1997 Buick Lesabre that will start but will die after 4-5 seconds.Help on 1997 Buick LeSabre

Keeps good fuel pressure, about 45psi. No codes, according to my actron. Fuses and breakers seem okay.
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mass air flow sensors had big issues in that yr. with car idling tap on mass air flow lightly with a screw driver handle, if car dies repl and that should repair the issue
Check your fuel injectors check u tube on how to clean also idle sensor EGR VALE PCV VALVE MAP SENSOR AIR INTAKE BOX ONE GUY FOUND A DEAD MOUSE IN HIS YIKES! Good luck.
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