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Car dies while at full throttle

Tiny
TSHAUNSIMPSON
  • MEMBER
  • 1987 BUICK CENTURY
  • 4 CYL
  • FWD
  • AUTOMATIC
  • 182,000 MILES
My 1987 Buick Century will die while running at full throttle. This usually occurs after it has been running for several minutes. Sometimes I can keep the gas to it and it will pick back up but at other times it completely dies and it won't start again for several minutes to an hour.
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Saturday, January 22nd, 2011 AT 8:12 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Could be caused by one of the following below

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Crankshaft position sensor
Knock sensor
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note:If it doesn't apply disregard it and keep testing.
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Saturday, January 22nd, 2011 AT 8:29 PM

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