2021 Tesla Model 3 Pre-Purchase Inspection Checklist
Known Issues — 2021 Tesla Model 3
MODERATE
Premature brake pad wear due to regenerative braking system calibration
MINOR
Touchscreen display freezing or lag requiring software updates
MODERATE
Door handle mechanical failures causing exterior handle malfunction
CRITICAL
Battery degradation beyond normal parameters in some units
MODERATE
Water ingress in door seals leading to interior moisture accumulation
MINOR
Seat belt pretensioner issues and occasional warning lights
What to Inspect
- Battery health status and degradation percentage via diagnostic scan
- Door handle mechanical function and exterior trim alignment
- Touchscreen responsiveness and software version currency
- Brake pad thickness and regenerative braking system performance
- Door seals and weatherstripping for water infiltration signs
- Suspension components and alignment given unibody construction
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Tire rotation and balance | every 6,250 miles | $150-$250 |
| Cabin air filter replacement | every 12,500 miles | $40-$80 |
| Brake fluid flush | every 2 years | $100-$150 |
| Coolant system flush | every 50,000 miles | $150-$250 |
| Software updates and diagnostics | as needed | $0-$200 |
| Windshield wiper blade replacement | every 12 months | $25-$50 |
| Battery thermal management system inspection | every 25,000 miles | $100-$300 |
| Door seal and weatherstripping replacement | as needed | $200-$500 |
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