Diagnostic Aids
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
M74D Window Motor - Driver & M74P Window Motor - Passenger - Express Up = Disabled
Verify the following conditions do not exist:
- Roof: Convertible = Open or Unlatched
- M74LR Window Motor - Left RearorM74RR Window Motor - Right Rear - Open