Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2011SILVERADO 1500 4WD V8-6.2LREPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - BRAKES AND TRACTION CONTROLTRAILER BRAKE CONTROL MODULESERVICE AND REPAIRTRAILER BRAKE CONTROL MODULE REPLACEMENT (3500 CHASSIS CAB)
2011 Chevrolet Silverado 1500 4WD V8-6.2L
Trailer Brake Control Module Replacement (3500 Chassis Cab)
2011 Chevrolet Silverado 1500 4WD V8-6.2LSECTION Trailer Brake Control Module Replacement (3500 Chassis Cab)
Trailer Brake Control Module Replacement (3500 Chassis Cab)
Removal Procedure
1. Place the ignition switch in the OFF position.
Note: Do not remove the spare wheel hoist.
2. Remove the spare tire and wheel assembly, if necessary. Refer to Spare Wheel Hoist Replacement (Service and Repair).
3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
4. Loosen, but do not remove, the trailer brake control module bracket bolts (1).
5. Disconnect the trailer brake control module and relay electrical connectors.
6. Slide the trailer brake control module and bracket assembly (1) toward the right side of the vehicle.
7. Remove the trailer brake control module and bracket assembly
8. Loosen, but do not remove, the 3 trailer brake control module bolts (1).
9. Slide the trailer brake control module (1) to remove the module from the bracket.
Installation Procedure
1. If installing a new trailer brake control module, partially install the 3 trailer brake control module bolts.
2. Install the trailer brake control module (1) to the bracket.
3. Slide the trailer brake control module in the bracket until the module bolts are resting against the back of the bracket slotted holes.
Caution: Refer to Fastener Caution (Fastener Caution).
4. Tighten the 3 trailer brake control module bolts (1) to 6 Nm (53 lb in).
5. Install the trailer brake control module and bracket assembly to the frame.
6. Slide the trailer brake control module and bracket assembly (1) fully into the slotted holes of the vehicle frame.
7. Tighten the trailer brake control module bracket bolts (1) to 9 Nm (80 lb in).
8. Connect the trailer brake control module and relay electrical connectors.
Note: Do not remove the spare wheel hoist.
9. Install the spare tire and wheel assembly, if necessary. Refer to Spare Wheel Hoist Replacement (Service and Repair).
10. If installing a new trailer brake control module, program the module. Refer to Control Module References (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.