why would the automatic transmission get stuck in first gear occasionally? on 2005 Mercedes-Benz SL500

This has occurred several times but seems to shift properly if I shut the car off and restart it.

by in Bluffton, SC on December 04, 2012
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2 answers
ANSWER by , December 04, 2012
possibly low fluid level...
ANSWER by , December 04, 2012
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