Dash lights on 1999 Oldsmobile Alero

Low tire pressure and oil change light on. Tire pressure is fine and oil recently changed. Replaced air filter today, thats when oil change light came on.Tire pressure light when girl bought car a year ago. Any suggestions ?

Asked by for the 1999 Oldsmobile Alero
My suggestion is to read the owners manual. If you don't have one you can download one free at:

It explains these thing much more clear than I could.
1 more answer
The tire pressure and change oil lights are on the same fuse, there is a certain sequence you need to turn them off on the fuse panel. When in doubt, I always take it somewhere.