The dealership, when requested by the customer, Must give the customer an estimate of how much repairs will cost, and the final bill must be within 10% of the estimate. If customer requests a written estimate, the dealership must provide it.

Repairs involving the installation of new or reconditioned parts come with an Automatic Warranty of 90 days or 5000km, whichever comes first.
this warranty inculdes installed parts and required labor.

The dealership must provide the customer with a written invoice.

The dealership should ask the customer to sign a written authorization before any repair are started. The customer can authorize repairs by phone.