cost to replace window regulator

I can't give you an exact answer, but I'd guess 2 to 3 hours labor time. I'm attaching our estimator, but I don't know if it covers your repair. https://repairpal.com/estimator/jaguar/s-type You may need to contact a Jaguar specialist for an estimate. If you want to find a Jag specialist, here's our directory link for you: https://repairpal.com/jaguar-repair-in-cary-north-carolina