Holden RG Colorado Serial Data Gateway Module(SDGM) Replacement Programming and VIN Security Linking

The Serial Data Gateway Module (SDGM) are a common failure point in the Holden RG Colorado’s.

Using OBDSync, replacing these modules can be made extremely affordable by using second hand or new modules, which can be programmed into the vehicle in under a minute!

There are only two steps required to program a replacement SDGM:

1) Perform Flash Write.

2) Perform VIN Security Link.

For more information and pricing, please head to our OBDSync product page.