Chrysler 300 overheating issue with no solution yet on Chrysler 300

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Chrysler 300 owners report experiencing overheating issues due to various factors such as low coolant levels, malfunctioning thermostats, cooling fan problems, clogged radiators, water pump failures, and blown head gaskets. Common symptoms include smoke from under the hood and fluctuating temperature gauges, which can ultimately lead to serious engine damage if not addressed promptly. Owners note that the cooling system's failure to cycle coolant effectively can contribute to these overheating problems. Additionally, some owners find that using high-quality coolants and adhering to manufacturer recommendations for coolant changes can help prevent overheating. For those who have replaced key components like the thermostat and water pump without resolving the issue, a thorough inspection may be necessary to identify the root cause. Consulting a qualified mechanic or dealership is advised to effectively diagnose and address persistent overheating problems in the Chrysler 300.

2 people reported this problem
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Chrysler 300 vehicles with this problem

1 model year affected
Average mileage: 100,000 miles
(100,000 - 100,000)

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