• $ 99.95

If you are experiencing problems with the Volume Control Button on your 1999 - 2006 BMW 3-Series & M3 Business radio, it is time to fix it once and for all! This listing is for the purchase of a SERVICE to repair the Volume Adjustment on your BUSINESS CD in dash radio. Many of these used radios for sale on eBay have the same problems! Why take a risk and buy another dud? Have yours repaired and save yourself the headache. Trust the BEST!! We have over a decade of experience working with these highly-problematic head units. We GUARANTEE our work 100%! We also perform other electronic repairs for various year and model BMW, Mercedes, VW & AUDI audio and electronic devices! If you need another service or have any questions please contact us. If there is a radio that you do not see listed please email us and we will be more than happy to help. 


Typical Problems That Require Our Service:

  • Takes multiple turns to adjust volume in either direction (up / down)
  • Control inconsistency
  • Unresponsive volume control
  • Excessive jumps in volume
  • Excessive lowering of volume
  • Broken/Loose knob, excessive movement of knob.
  • **This service's purpose it to ONLY repair what is listed above. Questions? Please ask before bidding
  • Note: If a speaker output channel(s) is blown out, we do not repair this. Replace radio
  • Replacement knob extra (if available)


Compatible Applications:

2001. 2002, 2003, 2004, 2005, 2006 BMW (E46) 3-Series and M3



1.. Purchase service using "Add To Cart"

2.. Remove device from car

3.. Prepare to Mail It In!

****You will receive mailing instructions via email after service is bought and paid for. Please take your radio securely packaged to FedEx, UPS, DHL, US Post Office, etc. to have it mailed in. Please include in the package a short list of symptoms and your return mailing address.

Mailing Address:

German Audio Tech 
Attn: Repair Dept.
65 Pine Ave. #337 
Long Beach, CA 90802



Please enjoy this video of our repair on a 2004 BMW 330i we did for Kreg from Stokesdale, NC. This is a common problem on the 2002-2006 (E46) 3-series and M3. Luckily the manufacturer is aware of the problem and has made an upgrade repair piece offered and linked below! Problems to be addressed: • Power button no longer works • Knob broken free / Loose • Volume adjustment is inconsistent After this service these devices now functions 💯!! We specialize in the repair of these modules and are so confident in our work we provide you with our Limited Lifetime Warranty. Another very satisfied client! 🙂 Do you have this issue or know someone who does? We can help! Please ❤️LIKE, 📬SHARE and ✔️FOLLOW Featured Links: . BMW E46 Business CD - Button Mount www.ebay.com/itm/151788111513 . FAST & Professional Radio Repair Service www.ebay.com/itm/171902081659 . 📬 support@germanaudiotech.net 🖥 www.germanaudiotech.net . . #bmw #3series #e46m3 #e46 #cd53 #bimmer #bmwfan #bmwusa #bmwblog #bmwmnation #bmwnation #bmwlife #bmwlifestyle #bmwlove #bmwrepair #businesscd #bmwrepost #bmwpost #bimmerlove #bimmerlife #bimmerpost #bimmernation #bmwpower #carwithoutlimits #sheerdrivingpleasure #bmwm #mcpracing #bmwworldua #e60 #m5

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