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NHTSANHTSA · Vehicles·Recall number 23E056000

Allison Transmission 6th Gen Tcm — Power train: automatic transmission: control module (tcm/pcm/tecm)

Published July 25, 2023 · Recall initiated: July 24, 2023

Summary

NHTSA records recall 23E056000, published July 25, 2023 and initiated July 24, 2023. Recalling firm: Allison Transmission, Inc.; Allison Transmission 6th Gen Tcm — Power train: automatic transmission: control module (tcm/pcm/tecm).

What's the hazard

Allison Transmission, Inc. (ATI) is recalling certain Emergency Vehicle Series 6th Generation Transmission Control Modules (TCM). The transmission control module (TCM) may fail to achieve the 4th gear transmission lockup needed to initiate the water pump.

What to do

Vehicle manufacturers will update the TCM software, free of charge. ATI notified the affected vehicle manufacturers on July 31, 2023. Owners may contact ATI customer service at 1-317-242-5000.

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Recall details

Brand
ALLISON TRANSMISSION
Model
6TH GEN TCM
Manufacturer
Allison Transmission, Inc.
Lot
ALLISON TRANSMISSION 6TH GEN TCM
Risk classification
E
Country
US

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Questions about this recall

Was Allison Transmission 6th Gen Tcm — Power train: automatic transmission: control module (tcm/pcm/tecm) recalled?

Yes. NHTSA published recall 23E056000 on July 25, 2023. Reported hazard: Allison Transmission, Inc. (ATI) is recalling certain Emergency Vehicle Series 6th Generation Transmission Control Modules (TCM). The transmission control module (TCM) may fail to achieve the 4th gear transmission lockup needed to initiate the water pump.

What should I do if I have this product?

Vehicle manufacturers will update the TCM software, free of charge. ATI notified the affected vehicle manufacturers on July 31, 2023. Owners may contact ATI customer service at 1-317-242-5000.

How do I know if my unit is part of the recall?

Compare your product details with the notice. Brand: ALLISON TRANSMISSION. Model: 6TH GEN TCM.

View official NHTSA notice(opens on nhtsa.gov)