The defect
VEHICLE DESCRIPTION: SCHOOL BUSES, MEDIUM DUTY TRUCKS AND TRACTORS BUILT WITH BENDIX AIR ABS WITH AN EC-17 1030R ELECTRONIC CONTROL UNIT (ECU), THERE HAVE BEEN REPORTS OF UNWANTED ABS ACTIVATION AT LOW SPEEDS CAUSED BY 1) CHAFED ABS WHEEL SPEED SENSOR WIRES ON ROTATING PARTS OR 2) A DAMAGED COMPONENT AT THE WHEEL END THAT GENERATES A CERTAIN TYPE OF ERRATIC SENSOR SIGNAL.
The risk
THIS CONDITION COULD CAUSE THE ABS ECU TO EXHAUST THE AIR AT THE AIR BRAKE MODULATORS FOR ONE OR MORE OF THE WHEELS. THIS COULD RESULT IN EXTENDED BRAKING DISTANCES AND A POSSIBLE CRASH.
The remedy
DEALERS WILL REPLACE THE ABS ECU.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Chevrolet B7 | 1998, 1999, 2000, 2001 |
| Chevrolet C6500 | 1998, 1999, 2000, 2001 |
| Chevrolet C7500 | 1998, 1999, 2000, 2001 |
| Chevrolet F6 | 1998, 1999, 2000, 2001 |
| Chevrolet F7 | 1998, 1999, 2000, 2001 |
| GMC B7 | 1998, 1999, 2000, 2001 |
| GMC C6500 | 1998, 1999, 2000, 2001 |
| GMC C7500 | 1998, 1999, 2000, 2001 |
| GMC F6 | 1998, 1999, 2000, 2001 |
| GMC F7 | 1998, 1999, 2000, 2001 |
Components: SERVICE BRAKES, AIR:ANTILOCK
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 B7 | 1998 | 0 | 3 |
| Chevrolet B7 | 1999 | 0 | 3 |
| Chevrolet B7 | 2000 | 0 | 2 |
| Chevrolet B7 | 2001 | 0 | 1 |
| Chevrolet C6500 | 1998 | 1 | 2 |
| Chevrolet C6500 | 1999 | 1 | 4 |
| Chevrolet C6500 | 2000 | 0 | 3 |
| Chevrolet C6500 | 2001 | 0 | 2 |
| Chevrolet C7500 | 1998 | 0 | 2 |
| Chevrolet C7500 | 1999 | 0 | 4 |
| Chevrolet C7500 | 2000 | 2 | 3 |
| Chevrolet C7500 | 2001 | 0 | 2 |
| Chevrolet F6 | 1998 | 0 | 1 |
| Chevrolet F6 | 1999 | 0 | 3 |
| Chevrolet F6 | 2000 | 0 | 3 |
| Chevrolet F6 | 2001 | 0 | 1 |
| Chevrolet F7 | 1998 | 0 | 1 |
| Chevrolet F7 | 1999 | 0 | 3 |
| Chevrolet F7 | 2000 | 0 | 3 |
| Chevrolet F7 | 2001 | 0 | 1 |
| GMC B7 | 1998 | 0 | 3 |
| GMC B7 | 1999 | 0 | 3 |
| GMC B7 | 2000 | 0 | 3 |
| GMC B7 | 2001 | 0 | 1 |
| GMC C6500 | 1998 | 0 | 2 |
| GMC C6500 | 1999 | 0 | 4 |
| GMC C6500 | 2000 | 1 | 3 |
| GMC C6500 | 2001 | 0 | 2 |
| GMC C7500 | 1998 | 0 | 2 |
| GMC C7500 | 1999 | 1 | 4 |
Other service brakes, air recalls in 2000
38 of the 541 recall campaigns reported to NHTSA in 2000 concerned the service brakes, air; GENERAL MOTORS CORP. filed 1,195 campaigns in all.
| 00V279004 18 Dec 2000 | BLUE BIRD BODY COMPANY |
| 00V400000 8 Dec 2000 | FOUR WINNS |
| 00V413000 6 Dec 2000 | INTERNATIONAL TRUCK AND ENGINE |
| 00V279006 28 Nov 2000 | ATHEY PRODUCTS CORP. |
| 00V279002 21 Nov 2000 | WESTERN RV, INC. |
| 00V357000 3 Nov 2000 | FREIGHTLINER CORPORATION |
| 00V335000 19 Oct 2000 | FORD MOTOR COMPANY |
| 00V279001 22 Sept 2000 | FREIGHTLINER CORPORATION |
NHTSA recalls (public domain) · all recalls of 2000