A flexible assembling system incorporating at least one manufacturing cell including at least one universal fixture, at least one position monitoring device (e,g., monitoring system, 3D vision system, 3D vision system/scanner, artificial intelligence position determination and monitoring, artificial intelligence vision system to locate part or a feature(s) of the part, and combinations thereof), and at least one programmable robot or machine (e.g., punch, weld, etc.). The at least one universal fixture is a non-dedicated fixture such that the fixture is usable with various products and not dedicated to only one specific part being manufactured.