CourseBeginner
Change a Wheel & Roadside BasicsSwap a flat wheel safely on your own, anywhere.
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E-Book · Diagnostics
Cooling Systems & Overheating
Thermostats, pumps and head gasket clues
What you'll be able to do: Find and fix the real cause of overheating.
4.7523 reviews138 pagesIntermediate
Pressure testing, bleeding stubborn systems, diagnosing fan and thermostat faults, and spotting combustion gases in coolant.
What's inside
- How a cooling circuit actually flows
- Pressure and vacuum testing
- Thermostat and water pump faults
- Fan, sensor and control diagnosis
- Head gasket confirmation tests
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