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1986 Pontiac Firebird 5.0L Excessive Emissions
Posted to GM Driveability on 5/7/2000

Hi,

I would like to ask for some help on this car.

The fuel pressure is dropping off from about 45 psi

with the key on engine off. I turn the key on, the relay

activates the pump to 45 psi for a couple seconds, but

once the relay shuts off, pressure drop...

  Related Documents & Media  1986 Pontiac Firebird

 
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car Vehicle Data

1986 Pontiac Firebird

VIN 1G2FW87F2G
Engine5.0 L / 8 cyl
EmissionsU.S. Fed Emissions
SymptomsExcessive Emissions
OccursAlways
Message Closed

car Vehicle Data

1986 Pontiac Firebird

VIN 1G2FW87F2G
Engine5.0 L / 8 cyl
EmissionsU.S. Fed Emissions
SymptomsExcessive Emissions
OccursAlways