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- 2020 Sierra 2500HD V (GMTT1XX) Double Cab Long Bed
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- Duramax 6.6L engine bay with fluid reservoirs and engine components
GMC2020 GMC Sierra 2500HD V (GMTT1XX) Double Cab Long BedUnder hood view showing the Duramax 6.6L engine with surrounding components including fluid reservoirs, wiring, and intake, highlighting heavy-duty pickup engine bay layout and design.
