P1758 Buick Problem in Torque Converter Clutch Solenoid Valve B Circuit

P1759 Buick Front Brake Solenoid Valve Function

Possible causes
– Faulty Front Brake Solenoid Valve
– Front Brake Solenoid Valve harness is open or shorted
– Front Brake Solenoid Valve circuit poor electrical connection
Tech description
There is a service bulletin for a various Models with the RE5R05A transmission.
Factory Service Bulletin OBDII Code P1759 Buick
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Transmission shifting problem
P1759 Buick Description

Front brake solenoid valve is controlled by the Transmission Control Module (TCM) in response to signals sent from the PNP switch, vehicle speed sensor and accelerator pedal position sensor (throttle position sensor). Gears will then be shifted to the optimum position.

Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick Enclave – Buick Encore – Buick Rainier – Buick Rendezvous – Buick Terraza – Buick Riviera