🚗 Classic Fault — Volkswagen (1938–2003)
Beetle heater channel rust — heater not working
💰 Estimated Repair Cost
$100 – $800 GBP
Parts and labour estimate
🔧 Tools Required
Welder, heat exchanger tools
📋 Overview
The Beetle heater uses hot air ducted through the sills from heat exchangers. Rusted or disconnected channels stop heat reaching cabin.
🩺 Symptoms
- No heat in cabin
- cold feet in winter
- rattling from under car
- exhaust smell in cabin (serious)
🔍 Possible Causes
- Rusted heater channels
- disconnected heat exchanger hoses
- failed heat exchanger (exhaust gases in cabin — dangerous)
🛠️ Diagnosis Steps
Check heater channel condition by probing with screwdriver from inside sill ends. Check for exhaust smell with heater on — if present, stop using and repair immediately
✅ Most Confirmed Fix
Heater channel repair and heat exchanger replacement
65% of users confirm this fix worked (28 reports)
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