Preliminary Evaluation · BRAKE LEAD · Opened 1989-04-12 · Closed 1989-09-19
Investigation
Action number
PE89114
Type
Preliminary Evaluation
Open date
1989-04-12
Close date
1989-09-19
Manufacturer
General Motors, LLC
Affected makes
CHEVROLET; GMC
Affected components
SERVICE BRAKES, HYDRAULIC
Affected model years
1984, 1985, 1986, 1987, 1988
Affected (make, year) variants
80
Summary
SUMMARY:GM ISSUED TWO SERVICE BULLETINS PERTAINING TO BRAKE LEAD.THEBULLETINS ADDRESS THE PROBLEM BY INSPECTION AND ADJUSTMENT OF BRAKES ANDINSPECTION AND MODIFICATION OF THE FRONT SUSPENSION.ADDITIONALLY, ANINSPECTION PROCEDURE FOR IDENTIFYING A MISLOCATED ORIFICE HOLE IN ACALIPER BRAKE LINE BOLT IS DESCRIBED.===