is its gas mileage very low?

來源: 2009-03-17 18:38:15 [博客] [舊帖] [給我悄悄話] 本文已被閱讀:

there are some potential causes - (1) front and/or rear senor(s) gone; (2) oil gelling damaged cylinders; (3) injectors worn.

do a basic tune-up first. if the same, check sensors...