The defect
ON CERTAIN MOTOR HOMES BUILT WITH CUMMINS ISL CM850 DIESEL ENGINES, THE CONNECTING ROD CONTAINS A MACHINING DEFECT IN THE WRIST PIN BUSHING OF THE ROD THAT COULD CAUSE A SEIZURE OF THE PISTON PIN.
The risk
IF ALLOWED TO PROGRESS, THIS CAN LEAD TO ENGINE FAILURE WITH THE POSSIBILITY OF THE ROD RUPTURING THE LOCK CAVITY, SPILLING OIL AND DEBRIS ONTO THE ROADWAY INCREASING THE RISK OF A CRASH.
The remedy
WINNEBAGO IS WORKING WITH CUMMINS TO RECALIBRATE THE ENGINE CONTROL MODULE AND ENHANCE THE ENGINE PROTECTION SYSTEM ENABLING IT TO PROVIDE EARLY DETECTION OF THE FAILURE MODE AND AVOID MORE SERIOUS ENGINE DAMAGE AND RESULTANT SAFETY HAZARD. CUMMINS WILL ALSO INSTALL A NEW VALVE COVER WITH A CRANKCASE PRESSURE SENSOR FREE OF CHARGE (PLEASE SEE 07E033). OWNERS MAY CONTACT CUMMINS AT 1-800-343-7357 OR WINNEBAGO AT 641-585-3535.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Itasca Ellipse | 2006, 2007 |
| Itasca Horizon | 2006, 2007 |
| Winnebago Tour | 2006, 2007 |
| Winnebago Vectra | 2006, 2007 |
Components: ENGINE AND ENGINE COOLING:ENGINE:DIESEL
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Itasca Ellipse | 2006 | 1 | 6 |
| Itasca Ellipse | 2007 | 0 | 5 |
| Itasca Horizon | 2006 | 0 | 5 |
| Itasca Horizon | 2007 | 2 | 5 |
| Winnebago Tour | 2006 | 1 | 5 |
| Winnebago Tour | 2007 | 1 | 5 |
| Winnebago Vectra | 2006 | 0 | 3 |
| Winnebago Vectra | 2007 | 0 | 3 |
Other engine and engine cooling recalls in 2007
61 of the 587 recall campaigns reported to NHTSA in 2007 concerned the engine and engine cooling; WINNEBAGO INDUSTRIES, INC. filed 125 campaigns in all.
| 07V598000 28 Dec 2007 | FREIGHTLINER LLC |
| 07V594000 21 Dec 2007 | SPRINTER ENGINEERING & COMPLIANCE SUPPOR |
| 07V582000 14 Dec 2007 | MONACO COACH CORPORATION |
| 07V553000 5 Dec 2007 | FORD MOTOR COMPANY |
| 07V535000 20 Nov 2007 | HARLEY-DAVIDSON MOTOR COMPANY |
| 07V534000 20 Nov 2007 | FORD MOTOR COMPANY |
| 07V527000 14 Nov 2007 | NISSAN NORTH AMERICA, INC. |
| 07V521000 7 Nov 2007 | GENERAL MOTORS CORP. |
NHTSA recalls (public domain) · all recalls of 2007