Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW2011ALPINA B7LREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 82 (COMMUNICATION SYSTEMS - REPAIR)
2011 BMW Alpina B7L
Section 82 (Communication Systems - Repair)
2011 BMW Alpina B7LSECTION Section 82 (Communication Systems - Repair)
WARNING: This page is about a different variant/trim than selected.
- COMBOX, TCB, USB Hub, Telephone
- 84 10 810 Removing and installing (replacing) Telematic Communication Box
- 84 10 050 Removing and installing (replacing) USB hub
- 84 10 705 Removing and installing/replacing base plate
- 84 10 720 Removing and installing/replacing base plate (in center armrest at rear)
- 84 10 011 Replacing emergency battery for Telematic Communication Box (TCB)
- TELEMATIC Control Unit (TCU)
- Handheld, ULF, Line COMPENSATOR
- 84 21 542 Removing and installing (replacing) hands-free charging electronics (High)
- 84 21 535 Removing and installing (replacing) hands-free charging electronics (optional extra SA644)
- 84 21 545 Removing and installing/replacing hands-free charging electronics (High) (USB/audio interface) (option SA633/SA639)
- Hands-Free System (Microphone, Speaker)
- Aerials, BLUETOOTH Aerial
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.