Shifting into neutral
Hi everyone, I'm fairly certain this is "normal," but since diesel trucks are new to me, I figured I'd ask. I have a 2008 Chevy Silverado 3500 Duramax w/ the 6-speed Allison transmission. Las...
Forum Discussion
kaydeejay wrote:
I'm another one who is wondering why you would NOT want your engine to act as a brake when going downhill.:h
You should try it sometime! Lol. Seriously though. Guy said he wasn't towing and it was a slight hill.
You'd be surprised, can get some good fuel mileage doing that. Coming down a big grade running empty if you don't need much brake to keep speed I've coasted 8-10 miles like that at an idle. Just tap the brakes once in awhile. Uses virtually no fuel that way. Nothing wrong with it.
And I have yet to meet a transmission that grenaded from coasting!
