Having problems with your 1999 Saturn SL ?
1999 Saturn SL Sedan Service Engine light is on, need code to reset it.
Something in the monitoring system is turning it on. if you turn it off it will just come back on. have someone put an analyzer on it and figure out what is wrong with it. often times bad O2 sensor on saturns.
Repair Help & Product Troubleshooting for 1999 Saturn SL
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.