1998 Jaguar Sovereign Cold Heater

1998 JAGUAR SOVEREIGN
101,000 MILES • 6 CYL • FWD • AUTOMATIC
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DELTICPT1
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  • 1 POST
Hi my heater at normal engine temperature & at idle
blows cold as soon as revs are increased blows hot if coasting along in gear goes cold put foot back on accelerator goes hot again any ideas please.

Jeff & Mary
Jan 28, 2010 at 1:49 PM
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DAVE H
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  • 13,384 POSTS
check/replace thermostat .. flush cooling system ...
Feb 7, 2010 at 7:18 AM