Cat 300 running hot on gradea
In 90+ weather when pulling a long grade my 05 Bounder 34m with a 300hp Cat will run in the hot on the guage and the yellow light comes on, I will down shift and let up on pedal. When top of pull it c...
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I've driven a 300 hp CAT for 15 years and if you go up hills at full, or near full, throttle it will heat up. You have to keep a close eye on the gauge, when it starts to heat up you just downshift and slow down. My fan is direct drive and the only way to cool the engine is to bring up the revs. In some cases I'm in the truck lane but I don't overheat and we get to where we're going without a tow.
