Even if they weren&#x27;t technically drive unit failures, it is clear that a number of Tesla Model S cars have failed in some form. They were forced to be taken back to the shop and &quot;fixed&quot;.<p>The reports are clear: Tesla has excellent consumer service and warranties. Owner satisfaction is EXTREMELY high, despite the issues. So Tesla is doing everything they can to address the issue, and this is commendable.<p>However, if you actually compare the reliability scores on pure numbers, it is clear that the Tesla Model S has a problem. It may not necessarily be drive unit related, but there is clearly a problem that affects a huge swath of people.