Cold ac Hot heat no oli leaks no trans leaks no coolant leaks no no leaks period. All it need is a o2 sensor that's the one and only code at time it will go off for a day then come back it's was my daily driver I now got a 2010 Silverado lifted and a old school I'm not keep all of them so it has to go if u got 2000 u won't find a more dependable car, I've beem to Houston tx a few time Austin tx 7 or more times this year plugervill twice, Louisiana twice east tx some many times I can't remember I replaced the timing belt last October and water pump in may of this year and plugs and valve cover gasket around that same time and I never had any other issue come up not once good would car period text or call 469 seven 93 three 9 three 5 Jerry title in hand registration good till 2021 and it pass inspection after I came from Austin the light went off and I took it that same day that's how I know it's a good car. Call or text first come first serve. Fyi be for u ask that's the AC dripping condensation or water it Normal means it cold inside !!!!