See also:

If you have repair delays questions
If you have questions or concerns about your vehicle’s California emission warranty coverage, please follow the steps described. You may also request information from or report complaints to: ...

Warranty Coverages at a Glance
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Reporting safety defects for U.S. owners
If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in ...