An auto upholstery job involves repairing, restoring, and customizing the interior of vehicles, including seats, carpets, door panels, and headliners. Upholsterers work with materials like leather, vinyl, and fabric to replace worn-out or damaged sections, improving both comfort and aesthetics. They may also install seat heaters, embroidery, or custom designs to match customer preferences. This job requires attention to detail, knowledge of materials, and specialized tools to ensure high-quality results.