Yep, that's why not to do it that way. The cooler in the radiator has the job of regulating temperature not just cooling the fluid. Since it's in with the engine coolant that has a thermostat, it's temp is consistent.
Yeah what he said. Nate knows his stuff.
2000 Silverado ECSB- 5.3 CAI, Pacesetter LTs, ORY- Pipe, Magnaflow XL, E-fan, Ported T/B , Nelson Tuned, Built 4l60e, Circle D Stall, 3.42s G80, 2-4 Drop, Hertz Highs, Rockford 501s