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Tuner in Training
PCM identification help needed E67 or E78 LS9 / LSA
Front looks like a E67 or a E78 its on a supercharged LS9 / LSA Airboat
IMG_3235.JPG
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Tuner in Training
This is what I found so far also shows part number 12635518 and 12597744 online
Fits
Chevrolet Silverado 2500 Base 2003
Chevrolet Silverado 3500 Base 2003
Chevrolet SUBURBAN Base 2003
Last edited by Poor not lazy; 12-15-2018 at 04:55 PM.
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Tuner in Training
Looks like the mounts are cast different on the e67 and e78
E67.jpgE78.jpg
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The photo in post #1 is of an E67 ECM.
Below is a magnification of the telltale area on the back side.
HPT Forum - E67 - magnified.jpg
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Tuner in Training