Forum Discussion

crcr's avatar
crcr
Explorer
Mar 01, 2014

Questions for LBZ experts about 06-07 Duramax 2500HD truck

I'm shopping for a used Duramax, 06-07 LBZ. I located an 06 that seems clean and priced right, but per the VIN (8th digit is 2), it is an 06 LLY. I have read that the only difference with an 06 LLY an...
Tow Vehicles
crcr's avatar
crcr
Explorer
Mar 02, 2014
DUO_CORE wrote:
2006 LLY is the same except for the tune. 2004/5 LLY were the overheaters.
As long as it has the 6spd Allison it's an '06.


Thank you. How can one tell for sure that it has the 6 spd Allison?

About Travel Trailer Group

44,030 PostsLatest Activity: Jan 21, 2025