STOCKHOLM–Volvo Car AB said Wednesday that supply constraints and coronavirus-related lockdowns in China hit retail deliveries and production in the second quarter and will continue to weigh on retail sales into the third quarter, though demand remained robust.

The auto maker SE:VOLCAR.B said it is now seeing a marked improvement in the supply situation with production making a strong comeback in June, and provided this normalization continues, it expects production to progressively increase in the coming months.

“As…