NHTSA Campaign Id 93V119000; Date: Aug. 2, 1993
Separation of the rotor sections can cause loss ofbraking ability in the affected wheel. This could result in increased stoppingdistance and/or loss of vehicle control and an accident.
1988 Chevrolet Blazer; 1989 Chevrolet Blazer; 1990 Chevrolet Blazer; 1991 Chevrolet Blazer; 1992 Chevrolet Blazer; 1988 Chevrolet K10; 1989 Chevrolet K10; 1990 Chevrolet K10; 1991 Chevrolet K10; 1992 Chevrolet K10; 1988 Chevrolet K20; 1989 Chevrolet K20; 1990 Chevrolet K20; 1991 Chevrolet K20; 1992 Chevrolet K20; 1990 Chevrolet L Van; 1991 Chevrolet L Van; 1992 Chevrolet L Van; 1988 Chevrolet Suburban; 1989 Chevrolet Suburban; 1990 Chevrolet Suburban; 1991 Chevrolet Suburban; 1992 Chevrolet Suburban; 1988 GMC K15; 1989 GMC K15; 1990 GMC K15; 1991 GMC K15; 1992 GMC K15; 1988 GMC K25; 1989 GMC K25; 1990 GMC K25; 1991 GMC K25; 1992 GMC K25; 1988 GMC L Van; 1989 GMC L Van; 1990 GMC L Van; 1991 GMC L Van; 1992 GMC L Van; 1988 GMC Safari; 1989 GMC Safari; 1990 GMC Safari; 1991 GMC Safari; 1992 GMC Safari; 1988 GMC Sierra; 1989 GMC Sierra; 1990 GMC Sierra; 1991 GMC Sierra; 1992 GMC Sierra
Component: Service Brakes, Hydraulic:foundation Components:disc:rotor
Manufactured by: General Motors Corp.
Affected Units:: 341,364
Severe corrosion due to road salt at the joint of the stamped steel center section and the cast outer section can cause the sections to separate.
Replace the front brake rotors with new rotors with a corrosion protection coating. However, if replacement of brake linings are necessary, it will be done at owner's expense since brake linings are normal maintenance items.
System: brakes; hydraulic; disk rotors. Vehicle description: light trucks and vans sold or registered in the followingstates: CT, IL, in, MA, me, mi, nh, NJ, NY, OH, PA, ri, vt, and WI. Notes: the vehicles involved can be identified by the following: the 5thcharacter of the vehicle identification number must be a "k" or "l", and theseventh character must be "3","4","5","6", or "9". If your vehicle is presented to an authorized dealer on an agreed uponservice date, and the remedy is not provided within a reasonable amount of timeand free of charge or the remedy does not correct the safety-related defect ornoncompliance, please contact your nearest GMC truck zone office. The telephonenumbers of the zone offices are listed in your warranty and owner's assistanceinformation manuals. Also contact the national highway traffic safetyadministration's auto safety hotline at 1-800-424-9393.
Date Owners notified by Manufacturer: Nov 8, 1993
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