If the PC or network is not within the specifications required, you may encounter some issues with Techline Connect (TLC) or there may be some limitations with the support provided by the …

ACDelco Technical Delivery System has multiple subscription offerings to fit your service and diagnostic vehicle repair needs. Service information gives you access to all documentation for …

Most dealerships will need approximately 30 minutes to complete the full Techline Connect installation. The dealership’s system administrator should be available to assist with any …

This tutorial is an attempt to help you to avoid any errors that might accompany the installation of Techline Connect to your computer.

On a Techline Connect virgin machine, click the “Download Techline Connect.” Once the file is downloaded, Right mouse click the installer and select “Run As Administrator.” and allow it to …

Sep 16, 2025 · MAKE SURE YOU ALLOW POP-UPS AND TRY AGAIN. ALWAYS LAUNCH TECHLINE CONNECT WITH ADMINISTRATIVE PRIVILEGES.

Techline Connect application download and launcherLaunch TLC with administrative privileges Launch Techline Connect

Go to the GlobalConnect App Center. Select the Techline Connect icon. Click the Download Techline Connect option and wait for the download to complete.

GETTING STARTED Techline Connect can be installed on a new PC as well as one that already uses TIS2Web and GDS 2. To get started:

Jun 17, 2025 · GM Techline Connect is General Motors’ official diagnostic and programming software used for flashing modules, performing updates, and configuring vehicle systems. In …