White Automotive & Media Services
Technical guidance on GM HMI and infotainment systems, including HMI 2.0, 2.5, 3.x variants, IO5/IO6/IOS/IOT configurations, screen compatibility, and CarPlay/Android Auto behavior. Includes programming considerations, hardware differences, and model-year nuances essential for correct operation and retrofit success.
Many GM owners have asked why an “HMI 3.x upgrade” was never offered for HMI 1.1–2.5 vehicles. This article explains, in OEM-level detail, why such an upgrade was never technically viable for most platforms—and why WAMS refuses to sell solutions that only partially work.
2014–2015 Chevrolet C7 Corvettes were built before Apple CarPlay and Android Auto were available from GM. This tech note explains why these vehicles lack factory smartphone projection, how CarPlay and Android Auto can be added correctly using OEM GM hardware, and why proper steering wheel control support requires more than a basic retrofit.
Some 2016 GM vehicles equipped with IO5 or IO6 infotainment systems do not support Apple CarPlay or Android Auto due to a factory hardware split identified by RPO CPO. This tech note explains why the limitation exists, how to identify affected vehicles, and when an OEM-correct upgrade is possible.
When GM ended support for map updates on HMI-based infotainment systems, it left owners of factory navigation–equipped vehicles without a… Read more GM Discontinued HMI Map Updates — But WAMS Still Offers the Final Release
A Complete OEM-Pattern Retrofit Guide for 2013–2015.5 HMI Systems** Many GM owners of early MyLink, IntelliLink, and Cadillac CUE systems… Read more Can I Add Apple CarPlay or Android Auto to My GM Vehicle?
Understanding which infotainment module your GM vehicle uses is essential when diagnosing failures or selecting a proper replacement. GM has… Read more Understanding GM HMI and CSM Infotainment Systems: Identification, Failures, and Replacement Guidance