173 vehicles are included in the campaign, which involves a missing rear child seat top tether.

Mercedes-Benz Australia has issued a recall notice for the White Art Edition A-Class, GLA and CLA, over concerns about the top tether on the rear-centre seat.

According to the company, the top tether anchorage point on the central rear seat might be missing. If it's not there, a child restraint can't be mounted.

A total of 173 units are included in the recall – a VIN list is attached here.

Mercedes-Benz will contact owners of the affected vehicles and advise them to contact their nearest dealer for a fix.