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.
Driver Seat Module (DSM)
The DSM is on the universal asynchronous receiver-transmitter (UART)-based protocol (UBP) communication network, circuit 2077, (PK/LB). The DSM controls the positioning and programming of the driver seat and memory exterior rear view mirrors. The DSM is located under the driver seat, for removal information, refer to DRIVER SEAT MODULE (DSM) . For additional driver seat information, refer to SEATING . For additional information on exterior rear view mirrors, refer to BODY SYSTEM - EXTERIOR .
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.
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