Differences for CXL-1, CXL-2, CXL-3, CXL-4, CXL-5?
Buick lists 5 version of 2009 Lucerne CXL. What are differences for CXL-1, CXL-2, CXL-3, CXL-4, CXL-5?
cxl-3, cxl-4 and cxl-5 have an optional navigation system while cxl-1 and cxl-2 don't have them. http://www.buick-lucerne.com/
that refers to different levels of content in the packages, one being the least equipment and 5 being the most.
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