What is the firing order on a 1991 Buick Park Avenue?
The 1991 Buick Park Avenue, depending on the engine, will have one of these firing orders:
* 3.8L V6 (most common): 1-6-5-4-3-2
If you're unsure which engine is in your specific Park Avenue, check your vehicle's documentation or the engine bay itself for a sticker or marking identifying the engine displacement.
