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?
How to Find and Understand GM RPO Codes (Modern QR Label vs. Legacy SPID Label)
Introduction Whether you’re diagnosing a vehicle, selecting the correct replacement module, verifying feature content, or ordering a retrofit, your GM… Read more How to Find and Understand GM RPO Codes (Modern QR Label vs. Legacy SPID Label)
How to Tell If Your Silverado or Sierra Is a Refresh Model (2022.5+)—Even If It Looks Like the Old Interior
Overview GM’s mid-year 2022 split for the Silverado and Sierra 1500 created one of the most confusing identification issues in… Read more How to Tell If Your Silverado or Sierra Is a Refresh Model (2022.5+)—Even If It Looks Like the Old Interior
Why We Discontinued the Ultium CarPlay & Android Auto Upgrade
(And why It will likely always be the best) As many people have noticed, our GM EV / Ultium-platform CarPlay and… Read more Why We Discontinued the Ultium CarPlay & Android Auto Upgrade
Understanding GM HMI and CSM Infotainment Systems: Identification, Failures, and Replacement Guidance
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
Why we use only Brand-New GM Parts — And why you should too.
For more than two decades, WAMS has followed a simple rule: if a component is available brand-new from GM with… Read more Why we use only Brand-New GM Parts — And why you should too.