P0523 Buick
Engine Oil Pressure Sensor Circuit High Voltage
Buick
P0506 Buick
Idle Speed Control System RPM Lower Than Expected
P0507 Buick
Idle Speed High
P0513 Buick
Incorrect Immobilizer Key
P0521 Buick
Engine Oil Pressure Sensor/Switch Circuit Range/Performance
P0496 Buick
Evaporative Emission System Flow During Non-Purge
P0500 Buick
Vehicle Speed Sensor Circuit
P0502 Buick
Vehicle Speed Sensor Circuit Low Input
P0503 Buick
Vehicle Speed Sensor Circuit Intermittent
P0504 Buick
TCC Brake Switch/Cruise Control Input Mismatch