See also:

Service and warranty
We recommend that you read this publication thoroughly. Your BMW is covered by the following warranties: > New Vehicle Limited Warranty > Rust Perforation Limited Warranty > Federal Emiss ...

For US customers
The following only applies to vehicles owned and operated in the US. If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately i ...

Maintenance
The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery. Your service center will be glad to advise you on questions regarding the battery. ...