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October 23, 2026 Service campaign

Customer Satisfaction Program

Chevrolet technical service bulletin N262572131-01 for 2026 Chevrolet Silverado 2500, 2026 GMC Sierra 2500 and 2026 Chevrolet Silverado 3500 and others.

Bulletin number
N262572131-01 (N262572131-01)
Component
Engine
Summary
Customer Satisfaction Program. Certain vehicles listed above may have a condition in which the oil galley in the cylinder head was not drilled properly. Dealers are to inspect and if necessary, replace the engine.

Owners of these vehicles have filed 4 complaints in the engine category.

Vehicles covered

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