Part of the regular maintenance for these Turbo Regals should be routinely changing all of the fluids.
The braking system is an often overlooked task.
But one that should be performed if you want to keep that original stock Powermaster brake system running properly.
Many an experienced Turbo Buick owner has verified that the best thing you can do to it, to keep it going year after year, with minimal issues, is to change the brake fluid on a yearly basis.
Lots of problems with this specific braking system can be avoided by simply giving it fresh brake fluid.
Here’s a video that shows you how to depressure, flush and change the brake fluid in the Powermaster brake system.