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1995 Buick Skylark Custom 3.1L Poor Idle Quality, Misfire, MIL Lamp on
Posted to GM Driveability on 3/30/2003 7 Replies

First post.. Car came to my shop due to being extremely over heated (two valve seats came out, one on each head). Heads were replaced,along with aforementioned parts. Engine always has a miss at cold start-up, not like a burned valve or bad spark plug, but a k...

7 Replies Received (View Replies)

  Related Documents & Media  1995 Buick Skylark Custom

 
Message Closed w/FIX

car Vehicle Data

1995 Buick Skylark Custom

VIN 1G4NV55M7S
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursCold, Under Load, on Decel, Idle, Intermittently

Trouble Codes

13O2 sensor circuit open short or bad
77EGR solenoid 3 problem
Message Closed w/FIX

car Vehicle Data

1995 Buick Skylark Custom

VIN 1G4NV55M7S
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursCold, Under Load, on Decel, Idle, Intermittently

Trouble Codes

13O2 sensor circuit open short or bad
77EGR solenoid 3 problem