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Trailer Connector/Provision Schematics

Fig 1: Trailer Lighting Control Schematic - 1 Of 2 (EXP) or 1 Of 1 (without EXP)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Trailer Wiring Schematic - 2 Of 2 EXP

Courtesy of GENERAL MOTORS CORP.

Fig 3: Trailer Brake Control Schematic without EXP

Courtesy of GENERAL MOTORS CORP.