MustangWorks.com : Ford Forums - View Single Post - BOOSTER or MASTER CYLINDER cause the car to miss up ??

Unit 5302 · 01-19-2002, 12:42 AM

Your master cylinder has nothing to do with vacuum. It's your power brake booster. I've seen the problem before, forget passing emissions if you have them until you replace the booster.

01-19-2002, 12:42 AM	#2
Unit 5302 Registered Member Join Date: May 1999 Posts: 5,246	Your master cylinder has nothing to do with vacuum. It's your power brake booster. I've seen the problem before, forget passing emissions if you have them until you replace the booster.