For me Dr. Shock has the best videos on these trucks. Super detailed videos on everything from injector replacement to basics like seal and electronics. I learn stuff from this guy every time.
Example
Who are your favourites?
Example
1996 - 2000 GM OBS Truck Vortec V8 Intake Manifold FULL Rebuild Gasket Oil Leak Repair (Chevy & GMC)
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Who are your favourites?