Category: Buick

P0580 Buick Speed Control Switch 1 Circuit Low Possible causes – Faulty Cruise Control Multifunction Switch– Cruise Control Multifunction Switch harness is open or shorted– Cruise Control Multifunction Switch circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Cruise control system inoperative Buick Vehicle:Buick Regal – ?Buick Riviera –…

P0571 Buick 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 What about the obd code? The P0571 Buick codes is set when the stop light switch does not turn off even once the vehicle is driven. Symptoms…

P0572 Buick Cruise Control/Brake Switch A Circuit Low Possible causes – Faulty Brake Switch– Misadjusted brake switch– Brake Switch harness is open or shorted– Brake Switch circuit poor electrical connection What about the obd code? The P0572 Buick codes is set when the stop light switch signal is too low. Symptoms – Engine Light ON…

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 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…

P0574 Buick Cruise Control System Vehicle Speed Too high Possible causes – Faulty vehicle speed signal– Vehicle overspeed condition What about the obd code? The P0574 Buick codes is set when there is a malfunction with the cruise control system, Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Cruise control system inoperative…

P0575 Buick Cruise Control Input Circuit Possible causes – Faulty Cruise Control– Cruise Control harness is open or shorted– Cruise Control circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Cruise control system inoperative Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick…

P0569 Buick Cruise Control Coast Signal Malfunction Possible causes – Faulty Cruise Control Coast Switch– Cruise Control Coast Switch harness is open or shorted– Cruise Control Coast Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the Cruise Control Coast Switch Symptoms – Engine…

P056A Buick Cruise Control Increase Distance Signal OBD Code: System: Subsystem:  P056A Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Cruise Control Increase Distance Signal Location: Analysis: Possible Causes:       Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick…

P0564 Buick Cruise Control Multi-Function Input A Circuit Possible causes – Faulty Cruise Control Multi-Function– Faulty Cruise Control Multi-Function harness is open or shorted– Faulty Cruise Control Multi-Function circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the cruise control switch circuit Symptoms – Engine…

P0565 Buick Cruise Control On Signal Possible causes – Faulty Cruise Control Switch– Cruise Control Switch harness is open or shorted– Cruise Control Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the cruise control switch circuit Symptoms – Engine Light ON (or Service…

P0566 Buick Cruise Control Cancel Signal Possible causes – Faulty Cruise Control Switch– Cruise Control Switch harness is open or shorted– Cruise Control Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the cruise control off switch circuit Symptoms – Engine Light ON (or…

P0567 Buick Cruise Control Resume Signal Malfunction Possible causes – Faulty Cruise Control Resume Switch– Cruise Control Resume Switch harness is open or shorted– Cruise Control Resume Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the Cruise Control Resume Switch Symptoms – Engine…

P0568 Buick Cruise Control Set Signal Malfunction Possible causes – Faulty Cruise Control Set Switch– Cruise Control Set Switch harness is open or shorted– Cruise Control Set Switch circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a fault in the Cruise Control Set Switch Symptoms – Engine…

P0560 Buick ECM Power Source Circuit Unexpected Voltage Possible causes – Low battery charge– Battery defective– Loose or missing alternator drive belt– Faulty alternator– Open or short system voltage circuit Tech description Start by recharging or replacing the battery. What about the obd code? The P0560 Buick code is detected when the Engine Control Module…

P0561 Buick Battery System Voltage Possible causes – Low battery charge– Battery defective– Loose or missing alternator drive belt– Faulty alternator– Open or short system voltage circuit Tech description Start by recharging or replacing the battery. What about the obd code? The electrical system voltage level is monitored for intended voltage level Symptoms – Engine…

P0562 Buick Charging System Low Voltage Possible causes – Low battery charge– Battery defective– Loose or missing alternator drive belt– Faulty alternator– Open or short system voltage circuit Tech description Start by recharging or replacing the battery. What about the obd code? The Engine Control Module (ECM) has detected that the electrical system voltage level…

P0563 Buick System Voltage High Possible causes – Battery defective– Loose or missing alternator drive belt– Faulty alternator– Open or short system voltage circuit Tech description Higher than expected voltage problems are most Possible Causesd by bad voltage regulator. The voltage regulator is part of the alternator. What about the obd code? The P0563 Buick…

P0555 Buick Brake Booster Pressure Sensor Circuit Possible causes – Faulty Brake Booster Pressure Sensor– Brake Booster Pressure Sensor harness is open or shorted– Brake Booster Pressure Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0555 Buick Description Brake booster pressure sensor is connected to brake booster…