Service Update
Chevrolet technical service bulletin N242438501-01 for 2024 Chevrolet Silverado 2500, 2024 GMC Sierra 2500 and 2024 Chevrolet Silverado 3500 and others.
- Bulletin number
- N242438501-01
- Component
- Unknown or other
- Summary
- Service Update - Certain vehicles with a 6.6L diesel engine have an Engine Control Module (ECM) that may not properly diagnose, may not set Diagnostic Trouble Codes (DTCs), or may not illuminate the Malfunction Indicator Light (Check Engine Light) if certain fault conditions of the Selective Catalyst Reduction (SCR or NOx) catalyst occur. Dealers are to reprogram the Engine Control Module (ECM) and Transmission Control Module (TCM).
Vehicles covered
- Chevrolet Silverado 2500 2024 2024
- GMC Sierra 2500 2024 2024
- Chevrolet Silverado 3500 2024 2024
- GMC Sierra 3500 2024 2024
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