'93Jag xj6 runs poorly as it warms, what's up?
kinda sounds like catalytic converters are clogged and may need replaceing. with car running check and smell the exhaust fumes coming out. rotten egg smell or unusual smell is an indication of clogged cats.
Search Jaguar XJ-Series Questions
Jaguar XJ-Series Experts
Related Models For Sale
Used Cars For Sale