I would be weary. It could be something as simple as the ignition not being able to code the key, a bad key, neutral safety switch...... Or it could be as big as the Drive Authorization System is bad, and not letting the car start....

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-Justin

91 560 SEC AMG - other dogs dd
01 Honda S2000 - dogs dd
07 MB ML320 CDI - dd
16 Lexus IS250 - wifes dd

it's automatic.