Is This A Lemon?

NHTSA recall campaign

23E079000

ManufacturerAllison Transmission, Inc.Reported2023-10-11Affected8,498 vehicles

What was wrong

Defect

Allison Transmission, Inc. (ATI) is recalling certain models B3400xFE_R and B400R, with part numbers B3400xFE_R and B400R. The transmission yoke may separate, resulting in driveshaft separation and a sudden loss of drive power.

Risk

A sudden loss of drive power can increase the risk of a crash. Additionally, a disabled bus may require an evacuation procedure in an uncontrolled traffic situation, increasing the risk of injury to passengers.

Manufacturer remedy

Dealers will inspect the output yoke bolts, and if necessary, tighten loose output yoke bolts, free of charge. Owner notification letters were mailed December 9, 2023. Owners may contact ATI customer service at 1-317-242-5000. ATI's number for this recall is 2023FA04.

To check whether your specific VIN is covered and to find a participating dealer, look this campaign up on NHTSA.gov →

Affected vehicles

0 entries

NHTSA did not enumerate affected vehicles for this campaign.