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HOMESERVICE MANUALSGMC2013SIERRA 3500 HD WT, 2D PICKUP, 6.0L ENG VIN G, RWD, GASREPAIR AND DIAGNOSISENGINE MECHANICALPOWER TAKEOFFPOWER TAKE-OFF SYSTEMREPAIR INSTRUCTIONSENGINE SPEED POWER TAKE-OFF CONTROL MODULE REPLACEMENT
2013 GMC Sierra 3500 HD WT, 2D Pickup, 6.0L Eng VIN G, RWD, Gas

Engine Speed Power Take-Off Control Module Replacement

2013 GMC Sierra 3500 HD WT, 2D Pickup, 6.0L Eng VIN G, RWD, GasSECTION Engine Speed Power Take-Off Control Module Replacement
Fig 1: Engine Speed Power Take-Off Control Module
GM2549115Courtesy of GENERAL MOTORS COMPANY
Engine Speed Power Take-Off Control Module Replacement

Callout Component Name
Preliminary Procedure 
Disconnect the harness conector.
1 Power Take Off (PTO) Module Bolt (Qty: 3)
CAUTION:

Refer to Fastener Caution .

Procedure

  1. Loosen the three PTO module fasteners (1).
  2. Lift the module (2) up and off the bracket.
  3. Bolt heads should pass through the holes in the bracket.
  4. Position the PTO module so that the fasteners engage the narrow slots in the bracket before tightening the outer fasteners.

TIP:  It is not necessary to fully remove the PTO module fasteners from the module except when transferring the fasteners to a new module.
Tighten 
9 N.m (80 lb in)
2 PTO Module

Procedure

  • Disconnect the electrical connector from the PTO module.
  • New PTO module must be programed. Refer to Control Module References .
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.