2007-2014 GMC Sierra

The all-new GMT900 generation of the Silverado/Sierra arrived in the last quarter of 2006 as a 2007 model. It features a redesigned exterior, interior, frame, and suspension as well as a power increases on certain engines.

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Debbie Johnson @djtexas

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Posted: Jul 27, 2018

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Why is my transmission slipping and truck losing power?

We have a 2013 GMC Sierra 2500HD 4x4 6.0 Automatic not long ago the transmission started slipping and losing power and the transmission tempature hot. We changed transmission fluid and filter, getting worse. My husband is not a mechanic please give me some advice on these issues thanks.

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2007-2014 GMC Sierra

Why is my transmission slipping and truck losing power?

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