Dyfed-Powys Police are appealing for witnesses.
Police are investigating an incident of vehicle interference in Brynlloi Road, Glanaman, Ammanford overnight on Saturday April 7.
A spokesperson for Dyfed-Powys Police said: "If anyone saw anything suspicious at this time could they please get in touch with us on 101. Alternatively, people can contact Crimestoppers in confidence on 0800-111-555."
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