General Motors

General Motors
Chevrolet Motor Division
Pontiac Motor Division
Cadillac Motor Car Division
Buick Motor Division
Oldsmobile Division
GMC
GM Goodwrench Car Repair
GM Auto Performance Parts
ACDelco
GM PhotoStore

Ford

Ford
Lincoln-Mercury Division
Ford Customer Service Division
Ford Motor Credit Division
FordNews.Com

American Honda

Honda
Acura
Honda Motorcycle
Honda Power Equipment
Honda Engines Honda Marine

Additional OEMs

Isuzu Motors America
Hyundai Motors
KIA Motors America
Toyota Motors U.S.A. American Suzuki Motors Subaru of America

Automotive Aftermarket

Wix Filtration Products
Tecumseh Products Company
Rouge Steel
PPG Johnson Controls, Inc. Aeroquip Rehau Federal Mogul

DIY & Tutorials

How to Drive a Standard Transmission
Learn to Drive a Car with a Manual Transmission
Diagnose Automatic Transmission Problems

Glossaries

Automotive Repair Glossary
CarAndDriver
AA1Car