RepairPal's independent, master mechanics track down the best of the best in auto repair. Learn more »
Get the latest advice about your car
This code came up today in a scan. So far, gas cap looks ok and have found no visible hose leaks. What else should I do?
You can take it to a shop and ask for a "smoke test". This will usually locate the leaks location.
Q&A > Pontiac > 2002 Pontiac Grand Prix