I purchased a set of 4 WeatherTech in-channel window visors for my 2009 GMC Acadia in January 2009. The front set snapped into the window channel without adhesive and work fine. The rear set includes a thin layer of adhesive film on the flange designed to fit into the channel and adhere to the widow weather stripping. Unfortunately, the visor flange is rigid and does not allow the adhesive to remain adhered to the rubber stripping. A few weeks after installation, I contacted the AutoAnything.com (on-line retailer) to inform them that the... read full review »