Questions & Answers

Gm4 t harness

0 votes
I dont have the service number on me the fortin unit is still on the vehicle
asked Sep 25, 2015 in GMC by Gavin CHING (420 points)

1 Answer

0 votes
The programming of the EVO-ALL and THAR-GM4 requires dcryptor. For us to check anything, we need the service number.
answered Sep 25, 2015 by Robert T (297,620 points)
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