Mercedes SLK 2011 Unlock Code⚡
R171 | Instant Retrieval | 24/7 Service
View our complete Refund Policy.
1. Turn on your Mercedes SLK 2011
2. Your radio will display "Enter Code" or "CODE"
3. Use preset buttons to enter each digit
4. Press and hold button 6 to confirm
5. Your radio unlocks immediately!
How to get your Mercedes SLK 2011 radio code?
1. Find the serial number on your radio. Hold down preset buttons 1 & 6 for 2-3 seconds. Serial number will display on screen. VIN not needed!
2. Enter your serial number in the field on the left
3. Proceed to checkout to instantly receive your unlock code
Compatible Radio Types:
- Becker
- Audio 10
- Audio 20
- Audio 30
- APS
Serial Number Patterns:
Your radio serial may start with: BE, AL
Serial Number Examples:
BE2060X1231234
(BE)
AL2910X1234567
(AL)
RA4210X1231234
(RA)
About 2011 Mercedes SLK (R171)
Your 2011 Mercedes SLK (R171) came equipped with OEM radio units that require unlock codes when power is disconnected. Our service provides fast radio code retrieval for all 2011 Mercedes SLK variants.
Common Reasons for Radio Lock:
- Battery change or removal
- Electrical system repairs in your 2011 SLK
- Radio removal
- Fuse replacement
- Boosting after dead battery
- Purchased used car without code card
Why Our Service is Better:
⚡ Instant vs Days of Waiting
Dealer: 2-5 business days
Our service: Seconds
💰 $9.99 vs $120+ Dealer Price
Dealer: $120-$200
Our service: $9.99
No VIN required - just your radio serial number! Works for all 2011 Mercedes SLK trim levels and radio variants.