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TorqueMonster007
February 20th, 2023, 07:20 AM
I need to get the OS and all associated hardware for a 2015/2016 LML since TIS seems to be either hidden or no longer since the LML trucks are flash only. This truck has a trash tune and just looking to go back to 100% stock. See VIN info below.

VIN: 1GT120E86FF677119
GMC DENALI 4D, 4X4 STANDARD BED
DOM: 09/16


Currently have a stock file for a 15.5 LML but can't tell if it will be a mismatch as I do not want to cross LML OS's. The one I have for a different truck of ours is listed below.

OS: 12667378
Engine OS: 12666850
Engine Diagnostics: 12666622
Engine: 12667404
Fuel System: 12667412
System: 12667419
Speedometer: 12667424

In-Tech
February 21st, 2023, 08:54 AM
Calibration History for: Boot Software
Part Number CVN Bulletin # Description
12657305 N/A - Boot Software

Calibration History for: Main Operating System
Part Number CVN Bulletin # Description
12667378 10A7F56D - New software to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12660993 9E077DA9 - Main Operating System

Calibration History for: Engine
Part Number CVN Bulletin # Description
12667404 F3CD37FB - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12660994 797A9CAB - Engine

Calibration History for: Speedometer
Part Number CVN Bulletin # Description
12667424 11F02658 - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12657694 625DC4ED - Speedometer

Calibration History for: System
Part Number CVN Bulletin # Description
12667418 ED5384F9 - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12664793 5D0BDC60 - New calibration for start of production.
12657688 E46CCD44 - System

Calibration History for: Fuel system
Part Number CVN Bulletin # Description
12667412 41F8A3C6 - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12657682 4AB9D640 - Fuel System

Calibration History for: Engine diagnostic
Part Number CVN Bulletin # Description
12666622 AD584BFC - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12664787 318C413E - New calibration for start of production.
12657677 3967B113 - Engine diagnostic

Calibration History for: Engine Operation
Part Number CVN Bulletin # Description
12666850 F10C05CE - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12664957 E4F4DC7D - New calibration for start of production.
12657671 49DD1955 - Engine Operation

TorqueMonster007
February 21st, 2023, 09:43 AM
Calibration History for: Boot Software
Part Number CVN Bulletin # Description
12657305 N/A - Boot Software

Calibration History for: Main Operating System
Part Number CVN Bulletin # Description
12667378 10A7F56D - New software to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12660993 9E077DA9 - Main Operating System

Calibration History for: Engine
Part Number CVN Bulletin # Description
12667404 F3CD37FB - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12660994 797A9CAB - Engine

Calibration History for: Speedometer
Part Number CVN Bulletin # Description
12667424 11F02658 - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12657694 625DC4ED - Speedometer

Calibration History for: System
Part Number CVN Bulletin # Description
12667418 ED5384F9 - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12664793 5D0BDC60 - New calibration for start of production.
12657688 E46CCD44 - System

Calibration History for: Fuel system
Part Number CVN Bulletin # Description
12667412 41F8A3C6 - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12657682 4AB9D640 - Fuel System

Calibration History for: Engine diagnostic
Part Number CVN Bulletin # Description
12666622 AD584BFC - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12664787 318C413E - New calibration for start of production.
12657677 3967B113 - Engine diagnostic

Calibration History for: Engine Operation
Part Number CVN Bulletin # Description
12666850 F10C05CE - New calibration to improve customer satisfaction with the Outside Air temperature accuracy displayed on HMI.
12664957 E4F4DC7D - New calibration for start of production.
12657671 49DD1955 - Engine Operation

Thank you. I was able to sneak in the back door on TIS and find it. The original searchable link no longer works apparently.

arinkuddy
August 24th, 2023, 06:08 AM
Thank you. I was able to sneak in the back door on TIS and find it. The original searchable link no longer works apparently.

Hey could you PM me or post the tune you got here with System segment 12667418.

Thanks,