No injuries have been reported, but the bottom of the cook box that contains the burners can crack or melt, resulting in a grease fire, a CPSC statement said.

The recall involves Signet series grills starting with model No. 986xxx, Sovereign series grills starting with model No. 987xxx and Sovereign XL series, starting with model number No. 988xxx.

About 4,800 of the grills, made by Onward Manufacturing Co. of Ontario, Canada, have been sold, retailing between $450 and $700.

Consumers were advised to stop using the grills immediately and contact Onward Manufacturing for a repair kit.

Consumers were also advised to call Onward Manufacturing at 866-434-7455.