Originally Posted by cudaman1969
Originally Posted by Sniper
Originally Posted by cudaman1969
they were made to stop the truck when regular brakes failed, .


No, they were not. It's called a parking brake for a reason.

BS go get some reading material on brakes


I did, it's called the service manual. You show where is stated in either the FSM or the owner's manual that your statement is supported.

Someone's BS website does not count.