Main Riff e|--9--h11------v9--v11--------------------------------------------------| B|----------11-----------v19--v16--v14--9/11--9--v7----------------------| G|-----------------------------------------------------------------------| D|-----------------------------------------------------------------------| A|-----------------------------------------------------------------------| E|-----------------------------------------------------------------------| This will get you through most of the song. During the breakdown section during the last couple of minutes it is best to repeat the riff/parts of the riff and just generally improvise.
https://primanota.net/funkadelic/i-wanna-know-if-its-good-to-you-chords.htm