Serial Data Gateway Module Programming and Setup

2009 Chevrolet Silverado 2500 2WD V8-6.6L DSL TurboSECTION Serial Data Gateway Module Programming and Setup


Serial Data Gateway Module Programming and Setup

The following service procedures require either a programming or a setup event be performed for a complete repair.


Serial Data Gateway Module (SDGM) Replacement

If the SDGM is replaced, SDGM programming must be performed. Refer to Service Programming System (SPS) (Programming and Relearning) .


Serial Data Gateway Module (SDGM) Reprogramming

When SDGM reprogramming must be performed, refer to Service Programming System (SPS) (Programming and Relearning) .


Ensure the following conditions exist in order to prepare for SDGM programming or reprogramming:

* The battery is fully charged.
* The ignition switch is in the RUN position.
* The Techline equipment cable connection at the data link connector (DLC) is secure.


Program the SDGM using the latest software matching the vehicle. Refer to up-to-date Techline equipment user instructions.


If the SDGM fails to program, proceed as follows:

* Ensure the DLC and SDGM connections are good.
* Inspect the Techline equipment for the latest software version.
* Attempt to program the SDGM. If the SDGM still cannot be programmed properly, replace the SDGM.



Serial Data Gateway Module (SDGM) Setup

This device requires no setup.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.