To be more precise:
* V6 engine: The alternator is located on the passenger side of the engine, on the lower front of the block.
* V8 engine: The alternator is located on the passenger side of the engine, mounted to the front of the cylinder head.
Here's what you can do to find it:
1. Open the hood: Make sure the engine is cool before working on it.
2. Look at the front of the engine: You should be able to see a black, rectangular-shaped component with a belt running over it. This is most likely your alternator.
3. Check for wiring: The alternator will have several wires connected to it.
4. Consult a repair manual: For the exact location and specific details, you can consult a repair manual for your 2001 Chevy Impala.
Note: The specific location of the alternator may vary slightly depending on the engine type and any modifications made to the car. If you're having trouble locating it, it's always best to consult a mechanic.