P0573 Buick Cruise Control/Brake Switch A Circuit High
Possible causes
– Faulty Brake Switch
– Brake Switch harness is open or shorted
– Brake Switch circuit poor electrical connection
– Brake Switch harness is open or shorted
– Brake Switch circuit poor electrical connection
What about the obd code?
The P0573 Buick codes is set when the stop light switch signal is too high.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Stop light inoperative
– Cruise control system inoperative
– Stop light inoperative
– Cruise control system inoperative
P0573 Buick Description
When the brake pedal is depressed, the stop light switch sends a signal to the Engine Control Module (ECM). When the ECM receives this signal, it cancels the cruise control.
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