SOME OF THESE PASSENGER VEHICLES HAVE AN ELECTRONIC CONTROL UNIT (ECU) THAT MAY CALCULATE A HIGHER THAN ACTUAL VEHICLE SPEED BECAUSE OF AN ERRATIC REAR-WHEEL SPEED SENSOR SIGNAL, AND CAUSE ABS ACTIVATION WHERE IT IS NOT NEEDED OR NEEDED ABS ACTIVATION TO BE EXTENDED DURING BRAKING AS THE VEHICLE SPEED DROPS TO ABOUT 3 MPH.
General Motors – GM/ABS MODULE
| Report Received Date | 04/19/2004 |
| NHTSA ID | 04V190000 |
| Consequence Summary | UNEXPECTED ABS ACTIVIATION COULD INCREASE STOPPING DISTANCE UP TO ABOUT 11 FEET DPENDING ON THE GRADE OF THE ROAD, INCREASING THE RISK OF A CRASH. |
| Corrective Action | DEALERS WILL REPROGRAM THE ABS CONTROLLER. OWNER NOTIFICATION BEGAN ON JUNE 16, 2004. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438. |
| Recall Code | 04030 |
| Potentially Affected | 65439 |
| Fire Risk When Parked | No |
| Do Not Drive | No |
| Recall Link | Go to Recall (https://www.nhtsa.gov/recalls?nhtsaId=04V190000) |
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