It all started with 5 gallons of old gas that I put in the Jeep (the gasoline was sitting for long time in my garage). I got that nasty detonation. Could that cause overheating, malfunction of thermostat and subsequently destroy the t-sender? When I checked the resistance on the sender, it was...
My 98 XJ overheated first time, since I bough it in July of last year (4.0L engine, 80K miles). I swapped the original cluster with one that has gauges about a month ago and the temp indicator was always at 10 o’clock position until now. It started with nasty valve pinging under light throttle...