NHTSA recall campaign
18E085000
What was wrong
Defect
Allison Transmission, Inc. (Allison) is recalling certain H 50 EP, H 40 EP, H 50 Cert, and H 40 Cert Drive Units. The pressure switches on these Drive Units may fail, possibly resulting in a loss of drive.
Risk
A loss of drive can disable the vehicle unexpectedly, increasing the risk of a crash.
Manufacturer remedy
Allison will notify the vehicle manufacturers that purchased the affected transmissions, and dealers will replace the C1 and C2 pressure switches, free of charge. The recall began September 14, 2018. Owners may contact Allison customer service at 1-800-252-5283.
To check whether your specific VIN is covered and to find a participating dealer, look this campaign up on NHTSA.gov →
Affected vehicles
0 entriesNHTSA did not enumerate affected vehicles for this campaign.