How do you replace the alternator on Pontiac vibe?

To replace the alternator on a Pontiac Vibe, first disconnect the negative battery terminal to ensure safety. Remove any components obstructing access to the alternator, such as the engine cover or air intake duct. Unbolt the alternator from its mounting bracket and disconnect the electrical connectors. Install the new alternator by reversing the removal steps, ensuring all connections are secure before reconnecting the battery.