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95 S_Trucker · 11-11-2017, 07:07 PM

The lbz is a good engine. The biggest benifit is it doesn't have a ton of emissions stuff, and it doesn't have the the injector issues the earlier ones have. It was only availible on the gmt800 trucks(2007 would be sierra classic) so it would be better in 99-06 section.

11-11-2017, 07:07 PM	#2
95 S_Trucker Registered User Join Date: Oct 2009 Location: . Posts: 2,178	Re: 2007 GMC Sierra The lbz is a good engine. The biggest benifit is it doesn't have a ton of emissions stuff, and it doesn't have the the injector issues the earlier ones have. It was only availible on the gmt800 trucks(2007 would be sierra classic) so it would be better in 99-06 section.