My old powerfold one that's bust is still folding fine, puddle light works, glass is loose but the mechanism seems to move it ok but pops out and could hear it operate itself . I've had it on ebay for parts but now joy, now down to £6 start plus £9 postage.
https://www.ebay.co.uk/itm/Volvo-XC9...4AAOSwocteZLwv