Hi, I have 90 Mack rd690s with e6-300 , I have this button dash .. ***Red shutdown *** would always turn on @ start up then shut down but now STAY ON CONSTANT WONT TURN OFF **unless I shut off ignition or truck of.
Can someone tell what that is or does? How to fix it thanks
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Sehka77 1
Hi, I have 90 Mack rd690s with e6-300 , I have this button dash .. ***Red shutdown *** would always turn on @ start up then shut down but now STAY ON CONSTANT WONT TURN OFF **unless I shut off ignition or truck of.
Can someone tell what that is or does? How to fix it thanks
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