| Rank | Board name and description | Posts | Members |
| 1 | Corvette Forum Chevrolet corvette forum | 31681218 | 229467 |
| 2 | LS2 General Motors discussion board | 12052147 | 24453 |
| 3 | LS1 Tech Chevrolet and GM enthousiasts discussion | 11159774 | 159156 |
| 4 | S10 forum Chevrolet S-Series trucks enthousiasts forums | 6590397 | 55561 |
| 5 | CamaroZ28.com Chevrolet Camaro Z28 discussion forums | 4945781 | 85604 |
| 6 | Third Gen Chevrolet camaro owners forums | 4270844 | 108595 |
| 7 | Full Size Chevy GM SUVs and trucks forums | 4045502 | 114625 |
| 8 | GM Full Size General Motors trucks community | 3476351 | 23268 |
| 9 | 67-72 Chevy Trucks Chevrolet and GMC Pickup forums | 3443918 | 60558 |
| 10 | Colorado K5 Chevrolet and GM trucks message boards | 2584259 | 53513 |
| 11 | Chevelles.com Chevrolet Corvette forum | 2506174 | 51189 |
| 12 | LS1 Chevrolet Camaro message boards | 2124323 | 47219 |
| 13 | GM Inside News Chevrolet, Pontica, Cadillac and other GM brands forums | 1833781 | 47392 |
| 14 | S-Series forum Chevrolet S-Series trucks forums | 1693599 | 5846 |
| 15 | The Z28 Forums Camaro Z28 forum | 1470676 | 27670 |
| 16 | Chevy Avalanche Fan Club Chevrolet Avalanche owners forum | 1448453 | 32145 |
| 17 | V6Z24.com Chevrolet Cavalier Z24 owners community | 1211724 | 17134 |
| 18 | Camaro 5 Chevrolet Camaro forums | 1157203 | 19490 |
| 19 | Ford vs Chevy Ford and Chevrolet message board | 917098 | 4585 |
| 20 | Camaro V6 Camaro and Firebird fans forum | 878345 | 12250 |
| 21 | Trailvoy Chevrolet Trailblazer forum | 835406 | 53932 |
| 22 | Corvette Action Center Corvette message board | 680035 | 22190 |