Final answer:
The preferred method of repairing a wheel seal leak that has glazed the brake shoe linings is to replace the wheel seal and damaged brake shoes.
Step-by-step explanation:
The preferred method of repairing a wheel seal leak that has glazed the brake shoe linings is to replace the wheel seal and damaged brake shoes.
This ensures that both the cause of the leak and the resulting damage are addressed.
Simply replacing the wheel seal only may not fully rectify the issue, as the damaged brake shoes can still cause problems.