BUICK LeSabre key fobs. Save a bundle off dealer prices on Buick LeSabre remote replacements! We offer 90 day money back guarantee. Buick LeSabre transmitters are a very handy feature with lock, unlock door buttons, alarm and electronic truck release. Modern keyfobs are a cool option and above all hands free (which is great) way to access your car. Replacement fobs can be purchased on our site.