BMW GM5 repairs by post | BMW GM5

What to do once you have placed your ECU repair order

  1. Remove your unit (instructions here)

  2. Click here to print off our combined form/ label or, on a sheet of paper, write your name, address, and daytime contact number. Please also tell us whether you want us to run a diagnostic check first and any other details re. the unit

  3. Box up your unit and form with your return address etc and send it using recorded delivery or via courier to:


    Cartronics GB (GM5)
    22 High Road
    KT14 7QG

  4. When we receive your unit we'll give you a call to confirm the details and if it's early enough we'll fix it and ship it back to you - SAME DAY

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Cartronics GB, 22 High Road, Byfleet, SURREY, KT14 7QG,
tel: 01932 800800