Mechanics

COOLING SYSTEM

1998 Jaguar XJ8 • V8 Automatic • 140,000 miles

My 98 Jaguar runs hot while driving but not while idling
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Phutto
February 9, 2011.



If you haven't figured it out yet, you probably have the original plastic water pump impeller and it's melted somewhat. A replacement water pump is your only option, but it'll come with a metal pump impeller and will probably out-last the rest of the car.

Tiny
CraigInPA
Jul 21, 2011.