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November 4, 2025 Service campaign

Service Update

Chevrolet technical service bulletin N252526150 for 2026 Chevrolet Silverado 1500, 2026 GMC Sierra 1500 and 2025-2026 Chevrolet Silverado 2500 and others.

Bulletin number
N252526150 (N252526150)
Component
Fuel/propulsion system
Summary
Service Update. Certain vehicles listed above may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could be interrupted. Dealers will replace the fuel pump power control module.

Owners of these vehicles have filed 22 complaints in the fuel system category.

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