Antifreeze coolant-Ethylene vs Propylene
I'm preparing to change the coolant (antifreeze) in my '99 Holiday Rambler. It is a Cummings ISC 8.3L (350hp), with 70+k miles. I'm choosing to replace the fluid with SCA (currently in there), instea...
Forum Discussion
I agree that the best option is what the manufacturer recommends. However, ethylene glycol must be disposed of properly - it tastes sweet and is highly toxic to wild animals, pets, and maybe even kids.
