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bluebarry1964b's avatar
bluebarry1964b
Explorer
Jul 10, 2013

"Check Engine" light on after flushing radiator

I emptied, flushed (using water only) & refilled my radiator with coolant (2003 Holiday Rambler Neptune, Cummins engine). Now the "Check Engine" light stays on. 1) Is this normal & the computer ju...
Class A
Mark_Heisler's avatar
Mark_Heisler
Explorer II
Jul 10, 2013
no computer reset
what ever you took out should go back in
your air lock.after filling the rad you have to run the engine to get you t stat to open to fill your block.
after fill the rad you should start the engine and add the remain coolant

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