Service brakes, hydraulic: power assistRecall 80V-015 · Chevrolet and GMC vehicles
GENERAL MOTORS CORP. recall 80V-015 covers 3,580 Chevrolet and GMC vehicles for a service brakes, hydraulic: power assist problem, reported to NHTSA on February 26, 1980.
Source: NHTSA recall 80V015000 and manufacturer quarterly reports. Started by an NHTSA defect investigation.
The problem
THE PEDAL PUSH ROD ASSEMBLIES ON THE INVOLVED VEHICLES ARE SUBJECT TO EXTREME WEAR AFTER EXTENDED USE. THIS WEAR COULD CAUSE THE BRAKE PUSH ROD TO DISENGAGE FROM THE BRAKE BOOSTER. THE WEAR RESULTS FROM EXCESSIVE RETURN PRESSURE ON THE PUSH ROD FROM THE BRAKE PEDAL RETURN SPRING WHICH WAS MISTAKENLY INSTALLED DURING PRODUCTION.
The fix
DEALER WILL INSPECT AND, IF NECESSARY, CORRECT THE BRAKE SYSTEM PUSH ROD ASSEMBLY WITHOUT CHARGE TO OWNER.
VEHICLE DESCRIPTION: SCHOOL BUSES EQUIPPED WITH DELCO HY-POWER BRAKE BOOSTERSAND BRAKE PEDAL RETURN SPRINGS.SYSTEM: SERVICE BRAKES; BRAKE PEDAL PUSH ROD ASSEMBLY.CONSEQUENCES OF DEFECT: SEPARATION OF THE BRAKE AND PUSH ROD FROM THE BRAKEBOOSTER COULD CAUSE A LOSS OF BRAKING CAPABILITY. THIS COULD OCCUR WITHOUTPRIOR WARNING AND COULD CAUSE AN ACCIDENT.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
Vehicles in this recall
Built from January 1, 1976 to July 1, 1976. Not every vehicle in these model years is included; check by VIN.
The investigation behind this recall
- LK DISCT BTN BK PED/BOOSTNHTSA