1987 Oldsmobile Firenza What can make an engine cough and l

1987 OLDSMOBILE FIRENZA
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CARILCHASENS
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1987 Oldsmobile Firenza

With engine warm, suddenly began coughing with a loud bang and severely losing power, worse when given gas, problem comes and goes
Nov 6, 2008 at 10:05 AM
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JACOBANDNICKOLAS
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Has the check engine light come on? Have you checked fuel pump pressure? Have you checked for vacuum leaks?
Apr 13, 2010 at 8:40 AM
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