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1995 Oldsmobile Aurora 4.0L Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 1/13/2005 3 Replies

Vehicle ran very rough,idle @1500rpm,test and replaced 3 ignition coils,runs smooth,idle at 950 [...] 85 will not go away,throttle body was removed and cleaned,no vacuum leaks are present,while driving rpm's will increase on thier own and car will go about [.....

3 Replies Received (View Replies)

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Message Closed w/FIX

car Vehicle Data

1995 Oldsmobile Aurora

VIN 1G3GR62C1S
Engine4.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

85throttle body cleaning required
Message Closed w/FIX

car Vehicle Data

1995 Oldsmobile Aurora

VIN 1G3GR62C1S
Engine4.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

85throttle body cleaning required