Techline

End of Windows 7 Support

Techline computers in GM dealerships running a Windows 7 Professional operating system (OS) must be replaced by December 31, 2019 in order to receive assistance from the Techline Customer Support […]

April 19, 2019 —

GM Diagnostic Tool Packages Bundle New Computers with the MDI 2 (U.S. Only)

GM is currently offering several GM diagnostic tool packages that provide U.S. dealerships an opportunity to upgrade obsolete Windows 7 computers and pick up a new MDI 2 (Multiple Diagnostic […]

February 15, 2019 —

Engine ID Needed during ECM Programming

While programming an Engine Control Module (ECM) on some 4-cylinder engines, the Service Programming System (SPS) may prompt for an engine identification number. (Fig. 15) The engine ID number is […]

November 16, 2018 —

TCSC Support for Warranty Blocked Vehicles

GM new vehicle limited warranties may be partially or fully voided for a number of reasons. To verify warranty coverage, Investigate Vehicle History (IVH) must be used in order to […]

June 30, 2018 —