Serial Data Gateway Module Replacement (Terrain With M3U, M3D, Or M3H)

Fig 1: Serial Data Gateway Module

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Electronic Transmission Shift Control Pushbutton Replacement
1	Serial Data Gateway Module Procedure Release the retaining tab. Disconnect the electrical connectors. Perform the necessary programming and setup procedure:Control Module References

Callout

Component Name

Serial Data Gateway Module

Procedure