What is the spark plug firing order on a 2001 Chevrolet Impala?

The 2001 Chevrolet Impala, depending on the engine (3.4L V6 or 3.8L V6), has different firing orders. You must know which engine is in your car to get the correct information.

* 3.4L V6: The firing order is typically 1-6-5-4-3-2.

* 3.8L V6: The firing order is typically 1-3-5-2-6-4.

To find out which engine you have, check your vehicle's documentation or look for the engine displacement (3.4L or 3.8L) stamped on the engine block itself. This information is crucial to ensure you're using the correct firing order.