WAMS is the industry leader in factory-correct GM replacement modules, electronic components, upgrades and professional programming services. For more than 20 years, dealerships, repair facilities, collision centers, fleet operators, and DIYers have relied on our OEM-grade solutions to restore or enhance vehicle functionality with absolute accuracy.
We supply and program a full range of GM modules — including HMI, CSM, BCM, Radio, IPC/cluster, displays and RSE components — using brand-new GM hardware only. Every module is calibrated, configured, and validated in-house to match your VIN and your vehicle’s exact RPO and architecture, ensuring true plug-and-play operation without software conflicts, mismatched cores, or hack-style workarounds.
Whether you are replacing a failed part, sourcing modules for repeat service work, outfitting fleet vehicles, or performing a feature retrofit, WAMS delivers engineered, OEM-grade solutions built for long-term reliability. Our programming and replacement services are trusted worldwide because they perform exactly as GM intended—no shortcuts, no salvage components, and no guesswork.
To explore OEM-correct replacement parts, programmed modules, and upgrade services, click SHOP above and get the solution built for your vehicle or your customers’ vehicles.