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...
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The color means nothing. There should be a label somewhere near the rad telling you which coolant was installed.
Moisheh
Moisheh
