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1986 Buick Electra Estate Wagon 5.0L Poor Idle Quality, Surge
Posted to GM Driveability on 10/3/2003 6 Replies

Vehicle came in with stalling, rough idle, and surging. Found bad secondary ignition wires, mass air flow sensor and ECM. Replaced all the above. Surge still exists but not as violent. Cleaned injectors and induction. Tested EGR its not lazy, sticking or even ...

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car Vehicle Data

1986 Buick Electra Estate Wagon

VIN 1G4CX69B8G
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryCARB / SEFI
EmissionsOBD1
SymptomsPoor Idle Quality, Surge
OccursLight Load, Over 40 Mph.
Message Closed w/FIX

car Vehicle Data

1986 Buick Electra Estate Wagon

VIN 1G4CX69B8G
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryCARB / SEFI
EmissionsOBD1
SymptomsPoor Idle Quality, Surge
OccursLight Load, Over 40 Mph.