Is it bad to coast in neutral....

[jayeh]

Originally Posted by bentjazz

While on the highway, I coast while driving towards the off ramp when I go to the gym. it's all down hill and my Ecometer has hit as high as 329mpg. I do it to amuse myself and to save gas, but I was wondering if it's bad for the tranny to coast in neutral?
Thanks.

Well, if you coast in gear you aren't using an fuel but in neutral you are using fuel to run the engine. The difference is marginal.

You're also putting additional wear on the brakes too since you are losing any compression braking effect.

But its your car so go nuts!