1971 CHEVROLET K30 Recall

Campaign:: 71V140000 on 10/11/1979
Component:: Service brakes, hydraulic:power assist:vacuum
Affected:: 136,000
Notes:: Chevrolet campaign no 71-c-18.gmc campaign no 71-c-10.exce pt rpo h-22w/11,000 axle.possibility that power brake vacuu m cylinder (booster can)and/or attaching brackets may developfatigue cracks.if bracket cracks,could permit excessive mo vement of brake cylinder assembly.continuedoperation couldcrack front hydraulic brake resultant loss of brake fluid in part of dual braking system.braking system.(correct by repl acing componentswhere necessary.)