Question about Buick Cars & Trucks
A control module is used to operate the sunroof an if a alternative power supply isn't used so modules don't lose there memory they can go dead . The only way in most cases to get it working again is a trip to the dealer where they have factory scan tool to communicate with it !
Battery Disconnect or Replacement Problems
Posted on Apr 25, 2017
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Posted on Jan 02, 2017
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Feb 10, 2017 | 2010 Buick LaCrosse CXS
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Body control module (BCM)
S/Roof Fuse 20 A
Sunroof module (includes sunroof motor/actuator)
May 16, 2015 | 2010 Buick LaCrosse
Oct 20, 2014 | 2013 Buick - LaCrosse
May 02, 2014 | 2010 Buick LaCrosse CXS
Mar 06, 2013 | 2005 Buick LaCrosse
Jul 27, 2017 | 2007 Buick LaCrosse CXS
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