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1987 Oldsmobile 98 Regency 3.8L Excessive Emissions, Poor Idle Quality
Posted to GM Driveability on 1/26/2008 16 Replies

I replaced the fuel pump, it leaked down as soon as you shut it off. Replaced fuel filter, volume good. I replaced the plugs and installed ACs. Wires look new and dont spark through when wet. The rpms were 100 rpms different between 1,3, and 5 as compared to 2...

16 Replies Received (View Replies)

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Message Closed w/FIX

car Vehicle Data

1987 Oldsmobile 98 Regency

VIN 1G3CWS131H
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / SEFI
EmissionsOBD1
SymptomsExcessive Emissions, Poor Idle Quality
OccursIdle
Misc.No Codes
Message Closed w/FIX

car Vehicle Data

1987 Oldsmobile 98 Regency

VIN 1G3CWS131H
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / SEFI
EmissionsOBD1
SymptomsExcessive Emissions, Poor Idle Quality
OccursIdle
Misc.No Codes