The defect
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.
The risk
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.
The remedy
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.
NHTSA's own wording · initiated by ODI
Vehicles covered
| Model | Model years |
|---|---|
| Chevrolet Blazer | 1988, 1989, 1990, 1991, 1992 |
| Chevrolet K10 | 1988, 1989, 1990, 1991, 1992 |
| Chevrolet K20 | 1988, 1989, 1990, 1991, 1992 |
| Chevrolet L Van | 1990, 1991, 1992 |
| Chevrolet Suburban | 1988, 1989, 1990, 1991, 1992 |
| GMC K15 | 1988, 1989, 1990, 1991, 1992 |
| GMC K25 | 1988, 1989, 1990, 1991, 1992 |
| GMC L Van | 1988, 1989, 1990, 1991, 1992 |
| GMC Safari | 1988, 1989, 1990, 1991, 1992 |
| GMC Sierra | 1988, 1989, 1990, 1991, 1992 |
Components: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Chevrolet Blazer | 1988 | 40 | 1 |
| Chevrolet Blazer | 1989 | 38 | 1 |
| Chevrolet Blazer | 1990 | 32 | 1 |
| Chevrolet Blazer | 1991 | 222 | 4 |
| Chevrolet Blazer | 1992 | 278 | 2 |
| Chevrolet K10 | 1988 | 0 | 7 |
| Chevrolet K10 | 1989 | 1 | 3 |
| Chevrolet K10 | 1990 | 2 | 3 |
| Chevrolet K10 | 1991 | 2 | 2 |
| Chevrolet K10 | 1992 | 4 | 3 |
| Chevrolet K20 | 1988 | 1 | 6 |
| Chevrolet K20 | 1989 | 0 | 3 |
| Chevrolet K20 | 1990 | 0 | 4 |
| Chevrolet K20 | 1991 | 3 | 2 |
| Chevrolet K20 | 1992 | 0 | 3 |
| Chevrolet L Van | 1990 | 0 | 1 |
| Chevrolet L Van | 1991 | 0 | 1 |
| Chevrolet L Van | 1992 | 0 | 1 |
| Chevrolet Suburban | 1988 | 30 | 3 |
| Chevrolet Suburban | 1989 | 62 | 3 |
| Chevrolet Suburban | 1990 | 54 | 3 |
| Chevrolet Suburban | 1991 | 52 | 3 |
| Chevrolet Suburban | 1992 | 189 | 3 |
| GMC K15 | 1988 | 2 | 6 |
| GMC K15 | 1989 | 0 | 2 |
| GMC K15 | 1990 | 1 | 3 |
| GMC K15 | 1991 | 0 | 1 |
| GMC K15 | 1992 | 0 | 2 |
| GMC K25 | 1988 | 0 | 5 |
| GMC K25 | 1989 | 1 | 2 |
Other service brakes, hydraulic recalls in 1993
20 of the 223 recall campaigns reported to NHTSA in 1993 concerned the service brakes, hydraulic; GENERAL MOTORS CORP. filed 1,195 campaigns in all.
| 93V214000 14 Dec 1993 | GENERAL MOTORS CORP. |
| 93V205000 7 Dec 1993 | PORSCHE CARS N.A. INC. |
| 93V188000 12 Nov 1993 | INTERNATIONAL TRUCK AND ENGINE |
| 93V171000 19 Oct 1993 | GENERAL MOTORS CORP. |
| 93V156000 24 Sept 1993 | CARPENTER INDUSTRIES, INC. |
| 93V152000 15 Sept 1993 | GENERAL MOTORS CORP. |
| 93V146000 13 Sept 1993 | FORD MOTOR COMPANY |
| 93V141000 26 Aug 1993 | CRANE CARRIER COMPANY |
NHTSA recalls (public domain) · all recalls of 1993