Update
You nailed it, it was the coolant temp sender by the thermostat part no. 0095423517.
Today the same thing started and shut off,replaced the sensor and it started right up, good thing I ordered the part last week since it was $15.

Thanks for input

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1995 E320
1998 E320
1999 E320 4Matic
2000 E320 4Matic
2000 ML320
2007 C230 Sport
2003 Cadillac CTS