First duramax

Laban m

New member
Jul 16, 2021
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What are some common problems found in a 2003 LB7? Looking into it for my first duramax and just trying to learn as much as I can
 

TheBac

Why do I keep doing this?
Staff member
Apr 19, 2008
15,308
1,597
113
Mid Michigan
Injectors, injectors, injectors.

Moved to the LB7 section. Read threads in here, that'll give you more ideas of things that can go wrong.