Techline

MDI Manager Software Update Splits MDI 1 and MDI 2 into Separate Applications

The Multiple Diagnostic Interface 1 & 2 (MDI/MDI 2) are designed to connect a vehicle to a host PC computer application for data transfer and Electronic Control Unit (ECU) reprogramming. […]

June 21, 2022 —

New Techline Connect Software Update Released

The March Techline Connect (TLC) software release includes several updates to aid navigation in the app as well as enhance screen formatting. The update should be downloaded automatically when logging […]

April 5, 2022 —

GDS2 Update Includes New MDI Tool Selection Window

The latest GDS2 core update release (v22.2.05000) includes an update to the J2534 Wrapper, or MDI tool selection window. Since the MDI no longer receives updates to its core software, […]

November 23, 2021 —

Check for Required Calibrations before Installing GM Accessories

After installing a number of select GM Genuine Accessories (Fig. 16), a calibration update from the Techline Customer Support Center (TCSC) is required in order to complete the installation properly. […]

September 24, 2021 —

Performing Successful Warranty Reprogramming Events

In order to ensure successful and complete repairs are made when reprogramming control modules, GM reviews module reprogramming warranty claim information and compares it to Service Programming System (SPS) reprogramming […]

June 29, 2021 —

GM Accessory Cold Air Intake System Requires Calibration

The Chevrolet Performance, GMC and Cadillac Cold Air Intake System (RPO 5W7, RVK) available on 2021 Camaro, Silverado, Tahoe, Suburban, Sierra, Yukon and Escalade models equipped with the 5.3L V8 […]

May 17, 2021 —

Tips for USB Programming

Programming calibrations and software requires the transfer of large files to the vehicle from the Service Programming System (SPS). When transferring a large file (greater than 1 GB) from the […]

April 29, 2021 —

Tips for Over-The-Air Software Programming

Over-the-Air (OTA) software updates (Fig. 1) that are pushed to vehicles remotely continue to expand in frequency and use on GM models. Vehicles using the Global A electrical architecture can […]

March 12, 2021 —

Techline App Enhancements Coming Soon

With the retirement of TIS2Web approaching, the Techline Connect team has received significant feedback from dealership technicians. As always, technicians’ comments are taken into account when developing and supporting all […]

February 10, 2021 —

Programming Radio Software – Check the Build Number

The software on many 2018-2021 GM models equipped with an Infotainment 3 System (RPOs IOR, IOS, IOT, IOU, IOV) (Fig. 1) can be updated over the air to the vehicle […]

January 27, 2021 —

Radio Programming – Calibrations or Software?

When 2018-2021 GM models equipped with an Infotainment 3 System (RPO IOR, IOS, IOT, IOU, IOV) (Fig. 26) come into the dealership with various system concerns – the radio display […]

December 10, 2020 —

Techline Connect Updates and Local Admin Rights

One of the most commonly asked questions regarding Techline Connect is why admin rights are required to install and run the application. The quick answer is simple: Microsoft Windows 10 […]

November 12, 2020 —

Techline Connect Tips – Getting the Most Out of the All-in-One Application

Techline Connect brings together all the common resources technicians use every day for diagnosis and repairs in an all-in-one application. The all-new application has a single sign-on for access to […]

October 28, 2020 —

Battery Condition Prognostics Integrated into Techline Connect

Techline Connect, GM’s next generation diagnostic application, has released a new tool to help determine the condition of a vehicle’s battery. Battery Condition is determined using “Power of Green;” a […]

October 19, 2020 —