Serial Data Gateway Module Replacement

2025 Chevrolet Trailblazer LT, 1.2L Eng VIN PSECTION Serial Data Gateway Module Replacement
GM5285016Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Front Floor Console Replacement
1 Serial Data Gateway Module

Procedure

  1. Disconnect the electrical connectors.
  2. Push the retaining tab to remove the module.
  3. Perform the necessary programming and setup procedure:K56 Serial Data Gateway Module: Programming and 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.