What is the firing order of a 1989 Oldsmobile calais?

The firing order for a 1989 Oldsmobile Calais with a V6 engine is 1-2-3-4-5-6. This order is crucial for ensuring the engine runs smoothly and efficiently. If the vehicle is equipped with a different engine configuration, such as a 4-cylinder, the firing order may vary. Always refer to the specific engine manual for accurate details.