Fitment notes: 12V auxiliary battery; located in front trunk area; high-capacity AGM required for EV systems
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Every control module on the 2022-2026 Mercedes-Benz EQS — where it lives, replacement time, and what it takes to program a replacement. Modules marked dealer / factory tool won't work after a part swap alone — budget for programming.
Climate Control Unit (CCU)3.5 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Dashboard, center behind HVAC vents
🔧 Xentry Diagnostics + Vediamo/Monaco
⚠️ ENERGIZING Comfort control; multi-zone system; dashboard removal often required
Head-Up Display Control Unit (HUD)3.0 hr R&Rsecurity gateway +1.0 hr▸ programming details
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 2025 Mercedes-Benz EQS Electric and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years.