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Duramax Truck
LB7: '01-'04 - VIN Code 1
LLY: '04.5-'05 - VIN Code 2
LBZ: '06-'07 - VIN Code 2 or D
LMM: '07.5-'10 - VIN Code 6
LML: '11+ - VIN Code 8
Used Parts
Duramax Van
LLY: '06-'07 - VIN Code 2
LMM: '08-'10 - VIN Code 6
Gas: 1500, 2500
Transfer Case
Fluids and Tools
Fluids
Tools
Garage Sale
Garage Sale
Tech Info
Instructions
Tech Videos
  
howto

Merchant Automotive is your Duramax diesel and Allison transmission destination. We have the parts you need, and the knowledge to fix your truck. However, sometimes it is more economical to do the work yourself. That is why we created these DIY how to videos. If you do not find the information you were looking for or have any questions please contact us.







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