The Active Fuel Injector Tester (AFIT) Vehicle Application Chart, which can help identify the correct cable adapters for each GM model, has been updated with the latest model year information. It’s available below and under the Tool Job Aids menu.
The updated Vehicle Application Chart also is available through the GM GlobalConnect app (U.S. only) Special Tools and Software Updates. From the software downloads page, select the link for AFIT Software Update and select AFIT Vehicle Application Chart 1996-2024-SWV19 under Support Documents.
In Canada, the updated Vehicle Application Chart is available for download through the Service Application selection of GM Special Tools & Equipment – Software Updates in GM GlobalConnect.
The chart (Fig. 7) lists the model applications, engine RPO, cable components, type of communication, SENT (Single Edge Nibble Transmission) applications and Stop/Start applications for SIDI engine fuel systems and Duramax diesel engines.
Fig. 7
The Active Fuel Injector Tester (AFIT), essential tool CH-47976, is designed to test fuel injectors on port and direct injected engines going back to the 1996 model year. As new vehicle applications have been introduced, the kit has grown to include a number of available adapter cables, including for SIDI engine fuel systems and 2001-2010 Duramax diesel engines.
The AFIT Kit, CH-47976, (Fig. 8) was an essential tool for U.S. Tier 1, 2, 3, and 4 dealerships only. Tier 5 dealerships may order the tool at gmtoolsandequipment.com. All Canadian dealerships received the AFIT Kit, CH-47976, as an essential tool.
Fig. 8
Software Updates
Be sure to keep the AFIT up to date with the latest software. AFIT software releases can be downloaded through the Service Workbench selection of “Essential Tools – Software Updates” in GM GlobalConnect (U.S. only).
In Canada, GlobalConnect provides a Quick Link titled “GM Special Tools & Equipment – Software Updates” available from the Service page.
– Thanks to Josh Shuck
