1999 Pontiac Grand Prix Code P0125

This 1999 Pontiac Grand Prix came in with the Service Engine Soon Light on (SES) and a code P0125. The code refers to an engine coolant temperature excessive time to enter closed loop fuel control fault. Simply put the engine did not come up to operating temperature as quick as the computer thought it should. … Continue reading “1999 Pontiac Grand Prix Code P0125”