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August 26, 2024 Service campaign

Customer Satisfaction Program

Chevrolet technical service bulletin N242455301 for 2024 Chevrolet Silverado 1500, 2024 Chevrolet Tahoe and 2024 GMC Sierra 1500 and others.

Bulletin number
N242455301 (N242455301)
Component
Engine
Summary
Customer Satisfaction Program. Certain vehicles, equipped with a 5.3L gas engine (RPO L84), may have contamination in the engine block. Dealers are to replace the engine.

Owners of these vehicles have filed 543 complaints in the engine category.

Vehicles covered

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