DCPS Inc. Posted December 5, 2020 Share Posted December 5, 2020 2015 mp8 when under heavy load. antifreeze pushes out the overflow tube. Checked EGR at Mack Barrie Ontario and it looked fine. also when you look at the plastic rad tank when the engine is hot. it look to be down 4 litre but when you undo rad cap a little and let air out the level goes up and it may only be down 1 litre and if don't ad 1 litre it will shut down power Not cool on a 10% grade with no shoulders Quote Link to comment Share on other sites More sharing options...
0 alex g Posted December 5, 2020 Share Posted December 5, 2020 Does antifreeze look like it has soot in it. Saw similar problem on 60 series Detroit it had liner leaking Quote Link to comment Share on other sites More sharing options...
0 DCPS Inc. Posted December 10, 2020 Author Share Posted December 10, 2020 no anti freeze is clean. I put the truck into Mack Barrie to see what they come up with Quote Link to comment Share on other sites More sharing options...
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DCPS Inc.
2015 mp8 when under heavy load. antifreeze pushes out the overflow tube. Checked EGR at Mack Barrie Ontario and it looked fine.
also when you look at the plastic rad tank when the engine is hot. it look to be down 4 litre but when you undo rad cap a little and let air out the
level goes up and it may only be down 1 litre and if don't ad 1 litre it will shut down power Not cool on a 10% grade with no shoulders
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