Chrysler 2012 200 - Owner Manual - Manual (Page 371)

After removing the gas cap, place the gas cap tether cable
over a hook on the inside of the fuel door. This keeps the
gas cap suspended away from and protects the vehicle’s
surface. NOTE: If the gas cap is lost or damaged, be sure the
replacement cap is for use with this vehicle.
Fuel Filler Door Tether Cable
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