Red or blue antifreeze in Cummins Diesel
I need to find out if I have red or blue antifreeze in my engine. The Cummins dealer said not to mix the two. They said that most mh's have red but some have blue. When I look in my fill tank it basic...
Forum Discussion
georgeb727 wrote:
The Blue turns clear after it has been heated.
)I have got about 10,000 miles on blue coolant (Fleetgard non-OAT) and it is still blue.
