jgrassano
02-17-2008, 05:41 PM
i have an 2004 duramax the production date is 4-04 i am not sure what engine my truck has?? stupid question i know but i really am not sure, it says 310hp on the tag
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SixPak 02-17-2008, 05:48 PM What is the 8th digit of your VIN? jgrassano 02-17-2008, 05:53 PM my 8th digit is a 2 BigShrimpah 02-17-2008, 06:01 PM then it is an LLY jgrassano 02-17-2008, 06:09 PM thanks for the info i felt stupid asking but i really wasnt sure jgrassano 02-17-2008, 06:11 PM does this mean my truck is a 2004.5 as most people advertise for parts listings wawa 02-17-2008, 06:12 PM yes Unit453 02-17-2008, 06:18 PM Any 04 produced AFTER January 1st of 2004 is considered a 2004.5 and has the vin code 2, LLY. Any 04 produced BEFORE January 2004 is considered an 04 and will have the LB7 first generation engine in it. | ||