Fitment notes: AGM battery required for start-stop system; located in engine compartment
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Every control module on the 2022-2026 BMW X3 xDrive30i — 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.
Transmission Control Unit (TCU)2.5 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Transmission housing, driver side near bellhousing
⚠️ Separate module per seat if equipped with memory/heating/ventilation/massage
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.
BMW of North America, LLC is recalling certain 2025-2026 X3 vehicles. While the vehicle is stationary, unexpected steering wheel movement (rotation) may occur.
Consequence: Unintended steering wheel movement while the vehicle is stationary increases the risk of an injury and on the road, a crash.
Remedy: The steering system software will be updated, free of charge, either over-the-air (OTA) or by a dealer. Owner notification letters were mailed February 6, 2026. Owners may contact BMW customer service at 1-800-525-7417. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning February 2, 2026.
Wiper blades
G45 generation X3. BMW typically uses push-button attachment on newer models. Rear wiper standard on crossover/SUV body style.
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 2026 BMW X3 xDrive30i 2.0L I4 Turbo B48 and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.