A VNT (Variable Nozzle Technology) turbocharger.
wow that is a hard question
Exhaust leak, damaged compressor/turbine wheel or a fault vgt turbo.
They are underneith the valve covers.
9.5
10 quarts with filter change
Everything is different between 02 and 06, block pistons, computer, turbo, fuel injection psi, etc. See link below.
under the back-right suppertronic convention metre
Big plastic thing on top of the engine that says 6.6 air intake resonator
Allison 5 speed
Sounds like a blown head gasket. Most likely caused from overboost of turbo.
The Duramax is a General Motors diesel v8 engine. There are five types of Duramax engines: LB7, LLY, 2006 LLY, LBZ, and LMM. The 8th number on the VIN number will identify the engine type.
1983-1986 Garrett turbo 1987-1988 ihi turbo