How do you remove intake manifold on 2004 3.5 Chevy Colorado?

To remove the intake manifold on a 2004 Chevy Colorado with a 3.5L engine, first ensure the engine is cool and disconnect the battery. Remove any components obstructing access, such as the air intake duct and throttle body. Then, detach the vacuum lines, electrical connectors, and fuel lines, followed by unbolting the intake manifold from the cylinder head. Carefully lift the manifold off, taking care not to damage any gaskets or surrounding components.