Police are investigating a break-in at at Doyle Motors in the early hours of Sunday 14 April.
A man entered the shop at around 1:05am, while another waited outside as a lookout.
Guernsey Police would like to speak to any witnesses of anything suspicious in the area - particularly two males thought to be between 16 and 35 years old.
They are also asking islanders to report anyone who tries to sell cigarettes or stolen scratch cards directly as they may be stolen goods.
Anyone with information is asked to call 01481 222 222 and ask to speak to an officer regarding this incident or contact Crimestoppers on 0800 555 111 quoting OC*2892.

New Aurigny aircraft flies into Alderney
Guernsey's Victor Hugo Centre reaches fundraising milestone and unveils sculpture
Guernsey's police complaints process not 'in crisis'
Guernsey could be disgraced Andrew’s new home - Royal biographer
Guernsey Museums close for the season
First visit of an EU ambassador to Guernsey
Hotel guests help grow a greener Guernsey
Guernsey man seeks donations after 2,000-mile challenge