How do you set timing on 97 Nissan altima gxe 2.4 engine?

To set the timing on a 1997 Nissan Altima GXE with a 2.4L engine, first ensure the engine is at top dead center (TDC) on the compression stroke for cylinder number one. Align the timing marks on the crankshaft and camshaft pulleys as specified in the service manual. If you're replacing the timing belt, install it according to the diagram, ensuring all marks are aligned. Finally, double-check the alignment before reassembling any components.