There are 5 choices

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6.0L (VIN U, 8th digit)
- CNG
- gasoline
6.6L Duramax
- VIN 2 (8th digit)
- VIN D (8th digit)
8.1L (VIN G, 8th digit)

Engine Assembly for 2006 GMC Sierra 3500 HD

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There are 5 choices for the 2006 GMC Sierra 3500 HD Engine Assembly !!!
Choose Your Option

6.0L (VIN U, 8th digit) CNG
6.0L (VIN U, 8th digit) gasoline
6.6L Duramax VIN 2 (8th digit)
6.6L Duramax VIN D (8th digit)
8.1L (VIN G, 8th digit)

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