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vt ss 5.7 no communication problem (scan tool)

leegen3

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May 2, 2009
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vt ss s2 5.7
vt ss gen3 wont connect to snap on scan tool keeps reply no communication, i have checked all fuses and everything is fine.

does any1 know what the problem might be
 

accentstencil

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WH II Caprice, 5.7 2018 Equinox LTZ V
The scan tool might not be compatible with the 5.7 protocol.
 

leegen3

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vt ss s2 5.7
it defiantly has gen3 auto/ man protocol
im thinking it may have a different computer in it so the vin num doesnt match maybe ?
 
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