Britax Car Seat Expiration and Date of Manufacture: A Britax Guide Uppababy Package Uppababy Presidents Day Sale UPPAbaby CRUZ V2 MESA V2 Travel System Eddie Bauer Car Seat And Stroller Eddie Bauer Stroller And Car Seat Car Seat Stroller Combo Eddie Did you know car seats have expiration dates? Over time, materials can degrade, which may affect safety. That's why it's important to check the expiration date on your car seat's serial Peg Perego Viaggio Flex 120 Booster Review: Comfort & Safety for Growing Kids.