Idling Problems Due to Vacuum Leak in Throttle Body Gasket on Buick Roadmaster
Problem overview
The throttle body gasket may develop a vacuum leak which may result in a higher than normal engine idle. Failed gaskets will require replacement.
4 people reported this problem
1 commentBuick Roadmaster vehicles with this problem
Average mileage: 178,517 miles
(178,517 - 178,517)
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