Transmission keeps jumping out of gear. on 2011 Chevrolet Impala

the car drove fine last night, when I left for work this morning it was 5 degrees below zero, upon putting it in to gear it pulls hard until it starts moving and then it goes into neutral for all gears even reverse until I key off , let the ECM reset and restart. then the situation happens again, also noted a noticeable whine this morning

by in Dwight, IL on February 13, 2014
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2 answers 2 comments
ANSWER by , February 13, 2014
Did you let it warm up or just start and drive.
COMMENT by , February 13, 2014
Yes I had it was at operating temperature before I left home
COMMENT by , February 13, 2014
Then it needs scanned.
ANSWER by , February 13, 2014
get a free diag and est from aamco