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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Bob....Your issue is pretty much the exact problem that most of these Cats experience when the radiator is dirty. For peace of mind, I would lift the bed, remove the engine cover and take a flashlight and look between the CAC (charge air cooler) and radiator. Yo don't say what they did to clean your radiator, but unless they pulled that engine cover and spent a lot of time washing and rinsing, or pulled the radiator, it's most likely not clean.
There is only about 3"-4" between the two cooling units. With a flashlight you can look between them. If they look like they're growing hair, they were not cleaned properly.
There is only about 3"-4" between the two cooling units. With a flashlight you can look between them. If they look like they're growing hair, they were not cleaned properly.
