P0571 GMC Brake Light Switch Plausibility
Possible causes
– Faulty Brake Switch
– Misadjusted brake switch
– Brake Switch harness is open or shorted
– Brake Switch circuit poor electrical connection
– Misadjusted brake switch
– Brake Switch harness is open or shorted
– Brake Switch circuit poor electrical connection
What about the obd code?
The P0571 GMC codes is set when the stop light switch does not turn off even once the vehicle is driven.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Stop light inoperative
– Cruise control system inoperative
– Stop light inoperative
– Cruise control system inoperative
P0571 GMC 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.
GMC Vehicle:GMC Acadia,GMC Canyon,GMC Envoy,GMC Savana 1500,GMC Savana 2500,GMC Savana 3500,GMC Sierra 1500,GMC Sierra 2500 HD,GMC Sierra 3500 HD,GMC Terrain,GMC Yukon,GMC Yukon XL 1500,GMC Yukon XL 2500,