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USD 899
Part #: EFIFS2-GM

EFILive FlashScan V2 FS2-GM

2001-2016 GM 6.6L Duramax
Part #: EFIFS2-GM
$ $899.00
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The EFILive FlashScan V2 FS2-GM is a standalone OBDII vehicle scan tool and data logger for your 2001-2016 GM 6.6L Duramax. It's also a pass through device that connects a laptop computer to a vehicle for scanning, data logging and re-programming on-board controllers.

This product contains 2 VIN licenses. You can tune any 2 engine controllers and any 2 transmission controllers with those 2 VIN licenses. To tune more controllers than that, you must purchase additional VIN licenses or unlimited stream licenses. Tunes not included. 

GM Features Include:

  • OBDII CAN for scanning, data logging, reading and re-programming most 2006 and later model years.
  • OBDII VPW J1850 for scanning, data logging, reading and re-programming most 1996 to 2005 model years.

FlashScan V2 Package Contents:

  • FlashScan V2 interface device
  • EFILive Scan and Tune software installation CD
  • 2 x AD-2 external input connectors
  • EFILive OBDII cable (J1962-A to RJ45)
  • EFILive USB cable (USB-A to USB-B)
  • EFILive Serial cable (RJ12 to DB9 female)
Note: Blank device only, tuning not included. 2011+ Duramax LML customers must obtain stock file from an alternate source. 


  • MFG. Number FS2-GM
  • Manufacturer Name EFILive
  • Shipping Weight 5.00 lb.
  • Shipping Length 6 in.
  • Shipping Width 8 in.
  • Shipping Height 2 in.
  • Fuel Type Diesel
  • Warranty Yes
  • Warranty Info 1 Year
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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Questions and Answers

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Most Popular Questions

Will I be able to choose from a database of tunes and choose what I want to have on my truck?
View Staff Answer 

EFI Live tunes must be purchased separately and are not included with the device.

Would this hurt a stock turbo or stick tranny?
View Staff Answer 

This could all depend on the tunes and application. The EFILive FlashScan V2 FS2-GM is a blank device only, tuning not included.

Can i read injectors balance rates on a 2008 duramax lmm and program new injectors trimm codes into ecm with this t Is this the right tool i need
View Staff Answer 

The EFILIVE FLASHSCAN V2 FS2-GM will have the ability to check and monitor injector balance rates.
The EFILIVE FLASHSCAN V2 FS2-GM will not have the ability to program new injectors to the vehicle.