:P just wanted to introduce myself to the group, just bought a '04 aveo sedan (red) 5 spd. gotta say i love this car! just curious though, wat does "ls " mean? wat kind of oil and oil filters do ya'll use? i live in texas where the weather is usually very warm. and what kind of coolant do these cars use? mine didnt have an owners manual, so i want to change the oil and do a flush, then the plugs. i hear that ngk iridiums are good as well as e3's. hopefully i'll get some type of responce here. that other forum is for crap, do one answers ur posts. i just want tot keep this lil car stock, no big mods, no racing. just want a good lil car, good milage. thanks moondog p.s one more thing...do these cars have an inside cabin air filter for the a/c?