If your car or truck is sagging, leaning, or bouncing, check out this video to learn how to find problems with shocks and struts, and improve mileage in the process!
Andy explores the different ways a catalytic converter could become fouled, clogged or damaged, which can lead to reduced fuel mileage by increasing back pressure to the engine!
Len takes you through 5 of the most common problems people have with the xB, and gives you tips on what you can do to either fix these problems, or prevent them in the first place!