How do you replace a crankshaft on a 2003 Mazda tribute?

To replace the crankshaft on a 2003 Mazda Tribute, you'll need to first disconnect the battery and drain the engine oil. Remove the intake manifold, exhaust manifold, and other components blocking access to the engine block. Once the engine is disassembled, carefully remove the oil pan and main bearing caps to extract the old crankshaft. Install the new crankshaft, ensuring proper alignment and torque specifications for the bearings, then reassemble the engine in reverse order.