How do you set the timing on a 1991 Pontiac Sunbird LE?

To set the timing on a 1991 Pontiac Sunbird LE, first, ensure the engine is at operating temperature and then turn off the engine. Connect a timing light to the number one spark plug wire and the battery, then start the engine. Locate the timing marks on the crankshaft pulley and the timing cover, and adjust the distributor as necessary to align the marks to the specified timing degree, usually around 10 degrees BTDC for this model. Finally, tighten the distributor clamp and recheck the timing to ensure it is set correctly.