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Technical Service Bulletin
2021-2025 Dodge Durango built from Feb. 1, 2021, thru Nov. 24, 2024, with 3.6L V6 VVT engine.
Excessive cranking time.
The most likely cause is the fuel pressure regulation.
Perform a fuel pressure and fuel system leak-down test.
If not within spec, replace the fuel pump module with P/N 68535771AB.
pic for attention (AirRam Dodge 4.7L heads to Ford/Sullivan hi-rise intake manifold adapters from automotivemachine.com)