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.
Load Level Button, Loading Sill Lowering Control Head, Trailer Hitch Release Button, Towing Recognition Control Module, Drivetrain Control Module
E539
Load Level Button
E682
Loading Sill Lowering Control Head
E754
Trailer Hitch Release Button
J345
Towing Recognition Control Module
J775
Drivetrain Control Module
L156
Switch Illumination Bulb
T10k
10-Pin Connector, Red
T12t
12-Pin Connector, Black
T81
81-Pin Connector, Black
B731
Connection 58s (in Main Wiring Harness) 1
B733
Connection 58s (in Main Wiring Harness) 3
*
Power Pivoting Trailer Hitch
*2
Depending on Equipment
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.