Having problems with your 2003 Chevrolet Monte Carlo ?
2003 monte carlo ss po440
\015 The check engine light came on .. i checked the gas cap it was loose ... tightened it fillled it up with fuel....the light didn't go out. i had it scanned and got the po440 issue....had the check engine light turned off ....took the car to inspection and it failed for emissions.....the inspection guy said i might need to drive the car till the computer resets itself ....any help with this one???\015
You will need to drive about 50 miles till the computer checks the system since it was reset. Your check engine light may come back again, if it does run a vacum test..
Repair Help & Product Troubleshooting for 2003 Chevrolet Monte Carlo
Tips for a great answer:- Provide details, support with references or personal experience .
- If you need clarification, ask it in the comment box .
- It's 100% free, no registration required.