GM Tech 2: This is the GM factory scan tool used in all GM dealers since 1996. Model coverage includes all makes and models of GM vehicles including passenger cars, trucks and vans. Model year coverage is from 1992 to 2013. For GM vehicles prior to 1992 you will need a Tech1A or a MasterTech listed below to achieve OEM level functionality.

The Tech 2 will allow your shop to be to ‘dealer level’ capable on all covered GM cars. Scan, pull codes, graph data and have all bi-directional controls available for all vehicle systems including Powertrain, Body, Chassis and Network. This tool will also allow you to re-program controllers with the optional TIS-2-Web program

Bosch’s Mastertech VCI (M-VCI): scan tool now provides OEM level diagnostics for GM vehicles by supporting the GM GDS 2 application.

GM’s GDS 2 program provides authentic OEM diagnostic capability for their newest electronic control units (ECUs) available on vehicles equipped with the Global A network architecture, while the M-VCI utilizes its powerful and feature-rich design to enable multiple vehicle datalink connections necessary for diagnostics on the Global A network. GDS 2 program version v10 required.

GDS 2 features and functions are highlighted here:

Module, Vehicle, and System Diagnostics
DTC, Identification, and Data Displays
Operate Control Functions
Perform Configuration and/or Reset Functions
Read Vehicle-Wide DTC and ID Info

GDS 2 supports the following GM vehicle makes : Buick, Cadillac, Chevrolet, and GMC
– See more at: http://www.boschdiagnostics.com/pro/mastertech-vci-now-supports-gm-gds-2-software#sthash.7jOOTxRA.dpuf

Snap On MODIS : the innovative diagnostic platform that lets you pinpoint and diagnose today’s sophisticated vehicles faster. The MODIS system incorporates advanced on-board diagnostic capabilities including Domestic and Asian Import Vehicle Communication Software, plus Fast-Track Troubleshooter; the industry’s only software that integrates experience-based information with scan tool instrumentation. The MODIS system also features Snap-on’s powerful 4-channel lab scope with multiple seconday ignition capabilities and a powerful Digital Graphing Multimeter built into a common architecture with expandable ports. Fast-Track Component Tests combine MODIS scope and DVOM instrumentation with information direct from factory-trained and ASE-certified master technicians to quickly locate, connect, test, and troubleshoot components. It’s a hand-held with everything you need for today and tomorrow.

Fast. The MODIS system gives you fast one stop access to Snap-on’s Domestic and Asian Import Vehicle Communication Software, supported by the industry’s only experienced based Fast-Track Troubleshooter diagnostic database. Add to this the hottest 4-channel lab scope, digital graphing multimeter, and Fast-Track Component Tests and you are the fastest tech in the shop.
Easy. It’s never been easier to diagnose today’s vehicles. Snap-on’s “easy scroll” feature allows technicians to easily navigate complex setups in seconds for complete and accurate repairs. No tool has more proven step-by-step repair procedures.

Powerful. A high-speed PC-based platform opens the door to the future of diagnostics. USB, Compact Flash, Serial and Infrared ports, and a full color VGA display enhance the user experience.