AT Automotive Technology

 

The following websites (let me know if any links need updating), allow you to register with the manufacturers and then buy access to data and software:

Manufacturer

Website

Acura, Honda

http://www.serviceexpress.honda.com/

Audi

http://erwin.audiusa.com

Bentley

https://erwin.bentleymotors.com

BMW

http://www.bmwtechinfo.com/

Chrysler, Dodge, Jeep, Eagle, Plymouth

http://www.techauthority.com/

Ferrari

http://www.ferraritechinfo.com

Ford, Lincoln, Mercury

http://www.motorcraftservice.com/

GM - Buick, Cadillac, Chevrolet, GMC, GEO, Hummer, Oldsmobile, Pontiac, Saturn

http://www.gmtechinfo.com/

Hyundai

http://www.hmaservice.com

Infiniti

http://www.infiniti-techinfo.com

Isuzu

http://www.isuzutechinfo.com/

Jaguar

http://topix.jaguar.jlrext.com/topix/i18n/index

Kia

http://www.kiatechinfo.com

Lamborghini

https://erwin.lamborghini.com

Land Rover

http://www.landrovertechinfo.com/

Lexus

http://techinfo.lexus.com

Maserati

http://maseratitechinfo.com

Mazda

http://www.mazdaserviceinfo.com/

Peugeot, Citroen, DS Automobiles, Chevrolet (Europe)

http://public.servicebox.peugeot.com/pages/index.jsp/

Mercedes-Benz

http://www.startekinfo.com/

Mini

http://www.minitechinfo.com/

Mitsubishi

http://www.mitsubishitechinfo.com/

Nissan

http://www.nissan-techinfo.com

Porsche

https://techinfo2.porsche.com/PAGInfosystem/VFModuleManager?Type=GVOStart

Saab

http://epsiportal.com/Site/

Seat

https://erwin.seat.com/erwin/showHome.do

Skoda

https://erwin.skoda-auto.cz/erwin/showHome.do

Subaru

http://techinfo.subaru.com

Suzuki

http://www.suzukipitstopplus.com

Toyota, Scion

http://techinfo.toyota.com/

Volkswagen

http://erwin.vw.com

Volvo

http://www.volvotechinfo.com/