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International Automotive Technicians Network
Re: 2014 Silverado no comm with driver's window
Posted to Technical Discussion Forum on 5/7/2018 2 Replies

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Not an uncommon problem - It's often seen at the X500 or motor drive connector - see G.M. 18-NA-079. For non-scope users, it's easy to diagnose with a DVOM as well.

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