The defect
Navistar, Inc. is recalling certain model year 2012-2014 model year CE school buses manufactured December 31, 2010, through November 6, 2012, and equipped with Eaton-brand hybrid automated transmissions. The software controlling the affected transmissions may improperly raise the vehicle's engine speed during downshifts without the driver's input.
The risk
The increase in engine speed may result in unintended acceleration, increasing the risk of a crash.
The remedy
Navistar will notify owners and Eaton authorized service facilities will update the Hybrid Control Module Software version, free of charge. The recall began on May 28, 2014. Owners may contact Navistar at 1-331-332-1590.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| IC Bus Casb | 2013, 2014 |
| IC Bus CE | 2012 |
Components: POWER TRAIN:AUTOMATIC TRANSMISSION
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| IC Bus CE | 2012 | 1 | 22 |
| IC Bus Casb | 2013 | 0 | 9 |
| IC Bus Casb | 2014 | 4 | 8 |
Other power train recalls in 2014
49 of the 770 recall campaigns reported to NHTSA in 2014 concerned the power train; Navistar, Inc. filed 183 campaigns in all.
| 14V819000 24 Dec 2014 | General Motors LLC |
| 14V811000 22 Dec 2014 | Suzuki Motor of America, Inc. |
| 14V803000 19 Dec 2014 | Nissan North America, Inc. |
| 14V796000 16 Dec 2014 | Chrysler Group LLC |
| 14V789000 15 Dec 2014 | BMW of North America, LLC |
| 14V784000 9 Dec 2014 | Hyundai Motor America |
| 14V779000 8 Dec 2014 | Honda (American Honda Motor Co.) |
| 14V739000 18 Nov 2014 | Volvo Trucks North America |
NHTSA recalls (public domain) · all recalls of 2014