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September 4, 2024 Service bulletin

This bulletin advises the tech of a normal condition of how the torque converter performance has changed...

Chevrolet technical service bulletin 24-NA-179 for 2024-2025 Chevrolet Silverado 2500, 2024 GMC Sierra 2500 and 2024 Chevrolet Silverado 3500 and others.

Bulletin number
24-NA-179
Component
Power train
Summary
"This bulletin advises the tech of a normal condition of how the torque converter performance has changed to increase transmission life for customers that may comment about while cruising at a steady speed with light throttle, they feel a shudder, surge or chuggle type concern."

Owners of these vehicles have filed 101 complaints in the transmission category.

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