P2587 Buick Turbocharger Boost Control Position (Sensor B) Circuit Range / Performance

P2588 Buick Turbocharger Boost Control Position (Sensor B) Circuit Low OBD Code: System: Subsystem:  P2588 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Turbocharger Boost Control Position (Sensor B) Circuit Low Location: Analysis: Possible Causes:  Sensor B  End of Range – Circuit Lower Than Expected   Tech description: Buick…

P2584 Buick Fuel Additive Control Module Requested Malfunction Indicator Light (MIL) Illumination

P2585 Buick Fuel Additive Control Module Warning Lamp Request OBD Code: System: Subsystem:  P2585 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Fuel Additive Control Module Warning Lamp Request Location: Analysis: Possible Causes:       Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David…

P2585 Buick Fuel Additive Control Module Warning Lamp Request

P2586 Buick Turbocharger Boost Control Position (Sensor B) Circuit OBD Code: System: Subsystem:  P2586 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Turbocharger Boost Control Position (Sensor B) Circuit Location: Analysis: Possible Causes:  Sensor B  Circuit Issue   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse…

P2586 Buick Turbocharger Boost Control Position (Sensor B) Circuit

P2587 Buick Turbocharger Boost Control Position (Sensor B) Circuit Range / Performance OBD Code: System: Subsystem:  P2587 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Turbocharger Boost Control Position (Sensor B) Circuit Range / Performance Location: Analysis: Possible Causes:  Sensor B  Out of Expected Range   Tech description: Buick…

P2581 Buick Turbocharger Speed Sensor Circuit High

P2582 Buick Turbocharger Speed Sensor Circuit Intermittent OBD Code: System: Subsystem:  P2582 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Turbocharger Speed Sensor Circuit Intermittent Location: Analysis: Possible Causes:    Circuit Sporatic / Not Continuous   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David…

P2582 Buick Turbocharger Speed Sensor Circuit Intermittent

P2583 Buick Cruise Control Front Distance Range Sensor OBD Code: System: Subsystem:  P2583 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Cruise Control Front Distance Range Sensor Location: Analysis: Possible Causes:       Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick…

P2583 Buick Cruise Control Front Distance Range Sensor

P2584 Buick Fuel Additive Control Module Requested Malfunction Indicator Light (MIL) Illumination OBD Code: System: Subsystem:  P2584 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Fuel Additive Control Module Requested Malfunction Indicator Light (MIL) Illumination Location: Analysis: Possible Causes:       Tech description: Buick Vehicle:Buick Regal – ?Buick…

P257E Buick Engine Hood Switch Circuit Low

P257F Buick Engine Hood Switch Circuit High OBD Code: System: Subsystem:  P257F Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Engine Hood Switch Circuit High Location: Analysis: Possible Causes:    End of Range – Circuit Higher Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P257F Buick Engine Hood Switch Circuit High

P2580 Buick Turbocharger Speed Sensor Circuit Low OBD Code: System: Subsystem:  P2580 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Turbocharger Speed Sensor Circuit Low Location: Analysis: Possible Causes:    End of Range – Circuit Lower Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P2580 Buick Turbocharger Speed Sensor Circuit Low

P2581 Buick Turbocharger Speed Sensor Circuit High OBD Code: System: Subsystem:  P2581 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Turbocharger Speed Sensor Circuit High Location: Analysis: Possible Causes:    End of Range – Circuit Higher Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P257A Buick Vacuum Reservoir Control Circuit Open

P257B Buick Vacuum Reservoir Control Circuit Low OBD Code: System: Subsystem:  P257B Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Vacuum Reservoir Control Circuit Low Location: Analysis: Possible Causes:    End of Range – Circuit Lower Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P257B Buick Vacuum Reservoir Control Circuit Low

P257C Buick Vacuum Reservoir Control Circuit High OBD Code: System: Subsystem:  P257C Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Vacuum Reservoir Control Circuit High Location: Analysis: Possible Causes:    End of Range – Circuit Higher Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P257C Buick Vacuum Reservoir Control Circuit High

P257D Buick Engine Hood Switch Circuit Range / Performance OBD Code: System: Subsystem:  P257D Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Engine Hood Switch Circuit Range / Performance Location: Analysis: Possible Causes:    Out of Expected Range   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P257D Buick Engine Hood Switch Circuit Range / Performance

P257E Buick Engine Hood Switch Circuit Low OBD Code: System: Subsystem:  P257E Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Engine Hood Switch Circuit Low Location: Analysis: Possible Causes:    End of Range – Circuit Lower Than Expected   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P2577 Buick Direct Ozone Reduction Catalyst Efficiency Below Threshold

P2578 Buick Turbocharger Speed Sensor Circuit OBD Code: System: Subsystem:  P2578 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Turbocharger Speed Sensor Circuit Location: Analysis: Possible Causes:    Circuit Issue   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century…

P2578 Buick Turbocharger Speed Sensor Circuit

P2579 Buick Turbocharger Speed Sensor Circuit Range / Performance OBD Code: System: Subsystem:  P2579 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Turbocharger Speed Sensor Circuit Range / Performance Location: Analysis: Possible Causes:    Out of Expected Range   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick…

P2579 Buick Turbocharger Speed Sensor Circuit Range / Performance

P257A Buick Vacuum Reservoir Control Circuit Open OBD Code: System: Subsystem:  P257A Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Vacuum Reservoir Control Circuit Open Location: Analysis: Possible Causes:    Open Circuit   Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick –…

P2574 Buick Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Low

P2575 Buick Direct Ozone Reduction Catalyst Deterioration Sensor Circuit High OBD Code: System: Subsystem:  P2575 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Direct Ozone Reduction Catalyst Deterioration Sensor Circuit High Location: Analysis: Possible Causes:  Sensor  End of Range – Circuit Higher Than Expected   Tech description: Buick Vehicle:Buick…

P2575 Buick Direct Ozone Reduction Catalyst Deterioration Sensor Circuit High

P2576 Buick Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Intermittent / Erratic OBD Code: System: Subsystem:  P2576 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Intermittent / Erratic Location: Analysis: Possible Causes:  Sensor  Periodically Unstable Circuit   Tech description: Buick Vehicle:Buick Regal…

P2576 Buick Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Intermittent / Erratic

P2577 Buick Direct Ozone Reduction Catalyst Efficiency Below Threshold OBD Code: System: Subsystem:  P2577 Buick – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Direct Ozone Reduction Catalyst Efficiency Below Threshold Location: Analysis: Possible Causes:       Tech description: Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David…