Engine ran hot after recent radiator replacement

Good morning.

It could be but you need a pressure test in the system to confirm. Once it is confirmed then you can be sure of the location of the leak.

Roy

https://www.2carpros.com/articles/radiator-pressure-test

https://www.2carpros.com/articles/water-pump-replacement

1. Drain the coolant.
2. Remove the fan and shroud.
3. Remove the drive belt.
4. Using the J 41240, secure the water pump pulley and remove the water pump pulley bolts.
5. Remove the J 41240.
6. Remove the water pump pulley.

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7. Loosen and remove the water pump bolts.
8. Remove the water pump.
9. Clean and inspect the water pump.
10. Discard and replace the gasket.