Suspension: rear: shock absorber
- Component
- Suspension: rear: shock absorber
- Manufacturer
- MOTOR COACH INDUSTRIES, INC
- Vehicles affected
- 29
- Reported to NHTSA
- 2009-06-08
- Owners notified
- 2009-07-10
Defect description
MCI IS RECALLING 29 MODEL YEAR 2009 D4505 MOTOR COACHES MANUFACTURED BETWEEN FEBRUARY AND APRIL 2009, EQUIPPED WITH KONI SHOCK ABSORBERS. WHEN THE COACH IS MOVING IN REAR-RISE MODE, THE TAG SUSPENSION AIR SPRINGS CAN GENERATE FORCE THAT EXCEEDS THE MAXIMUM ALLOWABLE TENSILE STRENGTH OF THE SHOCK ABSORBERS EXCEEDING THEIR DESIGN REBOUND LIMIT.
Safety risk
THIS FAILURE COULD RESULT IN SEPARATION OF THE SHOCK ABSORBER FROM ITS MOUNTING, CAUSING INTERFERENCE BETWEEN THE UPPER PORTION OF THE SUSPENSION AND THE DRIVESHAFT, POSSIBLY RESULTING IN A VEHICLE CRASH.
Manufacturer remedy
MCI WILL NOTIFY OWNERS AND WILL REPAIR THE COACHES FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JULY 10, 2009. OWNERS MAY CONTACT MCI AT 1-847-285-2000.