Standard parts databases might show the same part numbers for both brands, but GSIC provides the specific and Software Update information required to properly code modules and finish the job.

The localized GSIC packages found on MHH AUTO cover a massive array of global market variants, including domestic Japanese market (JDM) cars, European market models, and the General Export regional variants (covering Australia, South America, Asia, and Africa). Within a complete GSIC installation, data is cataloged into five major categories:

These are massive, multi-gigabyte software compilations containing offline HTML/ISO image databases of Toyota and Lexus vehicles, typically ranging from the late 1990s to the mid-2010s (before Toyota shifted entirely to cloud-based systems).

The is Toyota’s proprietary software system designed for dealership technicians. Unlike standard aftermarket repair manuals, GSIC provides the exact factory-level data used by official service centers. A complete, all-model GSIC package typically includes: