1994 Buick LeSabre Q&A
1994 Buick LeSabre Question: Where is the proportioner valves on this vehicle?
That valve can fail but its very rare. It is typically located below master cylinder mounted on chassy frame. - milesauto
Define brake failure on right front and left rear. No brakes on those two? Brakes locking up? It's not the porp. valve! - pushrod