Deja vu? Another GM truck with CAN problems!
Got towed to my shop, does NOT CRANK.
This one won't even talk to my scanner...so that's a good place to start.
After getting the network back online, it STILL doesn't crank!! Curveball?
IVAN'S PICO WAVEFORMS:
https://drive.google.com/drive/folders/12_48j-ZC_soksTI058SF2uruTB15a8zk?usp=sharing
MAGIC TEST LIGHT:
https://www.amazon.com/dp/B000M5ZWBA?tag=onamzpineholl-20&linkCode=ssc&creativeASIN=B000M5ZWBA&asc_item-id=amzn1.ideas.UKPVIGM4POWZ
THINKTOOL PROS:
https://www.amazon.com/dp/B08XXWHQVJ?tag=onamzpineholl-20&linkCode=ssc&creativeASIN=B08XXWHQVJ&asc_item-id=amzn1.ideas.NHZL00NIDEPF
Enjoy!
Ivan