codes

I have a 95 geo metro lsi! Check engine light came on this morning. flashes code 13! Can anyone tell me what this is an were to go to find the codes? thanks for any help... mike

code 13 is O2 sensor

hi,

i also have a 1995 geo metro and i am worried my o2 sensor might be on the way out. haven't gotten a code for it but...

what are the signs and symptoms of worn out o2 sensor? tailpipe soot, mileage?

thanks, hope you get it all worked out.