Pontiac Problems.com
- Site shows graphs of Pontiac models with the most car problems, recalls and investigations. Also has information on common Pontiac problems such as power windows breaking, leaking coolant/intake manifold gasket failure, and the anti-theft/Passlock system
- http://www.pontiacproblems.com

GM Lemon Cars
- Has complaints about GM vehicle problems and GM customer service. Visitors can add their complaints to the site.
- http://www.gmlemoncars.com

GMSucks.net
- A complaint site about General Motors. Stories, links, and a forum is included to allow guests to gather information and vent about the company.
- http://www.gmsucks.net

GM Piston Slap -- Like a Knock
- Detailed information about "piston slap" with GM engines and what you can do about it. Also has forum & links areas.
- http://www.pistonslap.com/