Chevrolet C3500 owners have reported 1 problem related to brake master cylinder (under the service brakes category). The most recently reported issues are listed below.
While driving into town with a snow plow on the truck approached an intersection and shifted to third gear to slow down, stepped on brakes and there was nothing. Pumped the brakes, and still nothing. Put the emergency brakes on and finally stopped. Contacted dealer, and dealer replaced the master cylinder. Dealer refused to give old parts.
See
all problems of the 1998 Chevrolet C3500
🔎.