The CAA (same as AAA) came to tow the car to the garage but before he hooked it up, he tried cranking it over quite a few times before he realized it was not going to start. Not knowing what the problem was, he didn't disconnect the injectors so I thought it would be safe to change the oil. The plug...

After getting the "no compression" diagnosis from my mechanic he offered to replace my 2.4L engine with a used one for $2500. I was shocked because the car ran fine when I moved it from the garage onto the street the night before. How could a "no start" problem be this catastroph...