P1243 BUICK – Injector Circuit Cylinder 8 Intermittent

P1231 BUICK – Injector Circuit Cylinder 4 Intermittent

P1234 BUICK – Injector Circuit Cylinder 5 Intermittent

P1225 BUICK – Injector Circuit Cylinder 2 Intermittent

P1228 BUICK – Injector Circuit Cylinder 3 Intermittent

P1222 BUICK – Injector Control Circuit Intermittent

P1217 BUICK – Fuel Solenoid Response Time Too Long

P1218 BUICK – Injection Pump Calibration Circuit

P1219 BUICK – Throttle Position Sensor Refernce Voltage

P1215 BUICK – Ground Fault Detection Indicated

P1216 BUICK – Fuel Solenoid Response Time Too Short

P1212 BUICK – Mass Air Flow Circuit Intermittent Low

P1214 BUICK – Injection Pump Timing Offset

P1203 BUICK – Gas Mass Sensor Circuit High Frequency

P1211 BUICK – Mass Air Flow Circuit Intermittent High

P1201 BUICK – Gas Mass Sensor Circuit Range/Performance

P1202 BUICK – Gas Mass Sensor Circuit Low Frequency

P1200 BUICK – Injector Control Circuit

P1190 BUICK – Engine Vacuum Leak

P1191 BUICK – Intake Air Duct Air Leak