An assembly for a vehicle includes a seatbelt buckle, a seatbelt retractor, and webbing retractably extendable from the seatbelt retractor and releasably engageable with the seatbelt buckle. The webbing is extendable from the seatbelt retractor from a fully retracted position toward an extended position. The assembly includes a vibration motor on the seatbelt buckle. The assembly includes a computer having a processor and memory including instructions executable by the processor to activate the vibration motor in response to movement of the webbing from the fully retracted position toward an extended position. The vibration motor provides haptic guidance to an occupant to engage the clip with the seatbelt buckle.