Faulty goods should be returned to the manufacturers.

有问题的产品应退还生产厂家。

《牛津词典》

Make sure he doesn't try to palm you off with faulty goods.

当心别上当让他把残次品卖给你。

《牛津词典》

Consumers are encouraged to complain about faulty goods.

要鼓励消费者对劣质商品投诉。

youdao

The draft bill will also outline detail such as amount of time consumers have to return faulty goods for repair, replacement or refund.

BBC: Finance

All we requested was a simple exchange of the faulty goods for undamaged ones or a partial refund of the price of the damaged items.

BBC: Fergus Muirhead

If you have faulty goods that have a manufacturer's or third-party warranty, for example electrical items, you should be able to claim on this warranty to get a repair or replacement.

BBC: When stores go bust: How to get your money or goods back