dryer timer will not shut off

The Dryer Heats And Drys Clothes Fine But Does Not Shut Off At The End Of Cycle. Seems To Happen In The Timed Setting An The Auto Sensor Setting. Would This Just Be A Simple Timer Replacement?

Looks like the problem is a bad timer and nothing else.

Here are the breakdown diagrams and http://www.appliancepartspros.com/parts-for-ge-dsxh43ga6ww.html

Gene.