Tesla Model 3 Battery Degradation Guide

Common Problems

• Battery capacity degradation (NMC packs)

  Severity: Low · Mileage: Any (ongoing) · Cost risk: Low

• 12V auxiliary battery failure (2019–2021)

  Severity: Med · Mileage: 3–5 years · Cost risk: Low

• Heat pump issues in cold weather (Gen 1)

  Severity: Med · Mileage: Any cold climate · Cost risk: Med

• Drive unit clunk (mount revision)

  Severity: Low · Mileage: Any · Cost risk: Low