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P1565 Diagnostic Trouble Code Discussion for January 2010

Cruise Control Switch Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1565
Help Request Posted
1994 Buick LeSabre Custom 3.8L Bogging VIN: 1G4HP52L9R
P1565: Cruise servo. All right this Buick has a bog on accel only when warm and the longer you drive it the worse it gets. It occurs when you attempt to accelerate with more then 65% throttle and if you accelerate slowly you can go as fast as you like. We checked fuel pressure and...
January 27, 2010