Engine Speed Power Take-Off Control Module Replacement

WARNING: This page is about a different car, the 2012 GMC Sierra and 2012 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Engine Speed Power Take-Off Control Module

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Disconnect the harness connector.
1	Power Take Off (PTO) Module Bolt (Qty: 3) CAUTION: Refer to Fastener Caution . Procedure Loosen the three PTO module fasteners (1). Lift the module (2) up and off the bracket. Bolt heads should pass through the holes in the bracket. 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 .

Callout

Component Name

Preliminary Procedure
Disconnect the harness connector.

Power Take Off (PTO) Module Bolt (Qty: 3)

CAUTION:

Refer to Fastener Caution .

Procedure

Loosen the three PTO module fasteners (1).
Lift the module (2) up and off the bracket.
Bolt heads should pass through the holes in the bracket.
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)

PTO Module

Procedure

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