Heater Core — Maruti Suzuki Swift
Category: Interior | Severity: medium | Cost: ₹4,000–₹15,000
What is Heater Core?
A small radiator-like component that provides heat inside the cabin.
How Heater Core Works
Uses hot engine coolant to warm air blown into the cabin.
Why is Heater Core Important?
Essential for cabin heating and windshield defogging.
Common Problems
- Coolant leakage
- Clogging
Symptoms
- No cabin heat
- Sweet smell inside car
- Foggy windshield
Causes of Failure
- Corrosion
- Coolant contamination
Impact on Car Performance
Loss of heating and defogging ability.
DIY Fix Guide — Step by Step
- Check coolant level
- Inspect for leaks under dashboard
Maintenance Tips
- Use quality coolant
- Flush cooling system regularly
Replacement Cost in India
Estimated range: ₹4,000 – ₹15,000
Where to Buy Online
When to Replace Heater Core
When leakage or blockage occurs.