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Your comments, feedback and suggestions: I can improve on the definition for brand product 'General Motors (GM) - Duramax Engines - 6.6L Duramax Diesel Engine LB7 (2001 to 2004)': 6.6L Duramax Diesel Engine from General Motors. Model Duramax LB7 manufactured from 2001 to 2004. Used in Chevrolet (Chevy) and GMC trucks.

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