Car Engine Overheating? 10 Common Causes and What to Do
Your temperature gauge is in the red. Here's what causes engine overheating and how to handle it safely.
An overheating engine is a serious problem that can cause permanent damage if not addressed quickly.
What to Do Immediately
- Turn off the AC immediately
- Turn on the heater to full to draw heat away
- Pull over safely as soon as possible
- Do NOT open the radiator cap while hot
- Wait 30+ minutes for the engine to cool
10 Common Causes
- Low Coolant Level — Check the reservoir, top up if low
- Coolant Leak — Look for puddles under your car
- Faulty Thermostat — Stuck closed means no coolant circulation
- Failed Water Pump — Poor circulation causes overheating
- Radiator Problems — Clogged or damaged radiator
- Broken Radiator Fan — Motor burned out or fuse blown
- Blown Head Gasket — Serious, needs professional repair
- Bad Radiator Cap — Allows coolant to boil at lower temp
- Serpentine Belt Failure — Water pump stops working
- AC Condenser Blockage — Blocks airflow to radiator
Prevention
- Check coolant level monthly
- Flush cooling system every 40,000 km
- Replace thermostat if car is over 5 years old
- Keep radiator clean
Engine overheating? Don't drive further. Call us at +91 96098 60000 for diagnosis.
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