The temp spikes could be air, but I would check your radiator to make sure it is not clogged. Is is possble teh thermostat is bad? My temp spiked the fist time I ran with a new one, then never did again. I think it needed breaking in?


Sold Truck: 89 DLX extra cab 4x4 22re Automatic/ New truck 97 T100 4x4 auto Sr5