Trans Idle Hot Engine Code on 2004 Cadillac SRX

First saw this 6/2009 and had it flushed, then saw it again in 10/2011. ATF was a little black and hot also some metal debris in pan. ATF was changed. Just saw it again 8/2012?? Could it be the temp control valve in the tran cooler line?

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1 answer
ck trans cooler flow poss blockage.the temp sender is working because its telling you the trans is overheating