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.
DTC 41: Body Control Module Received Valid Message From Remote Transmitter: Description
Digital Radio Frequency (RF) message received from a remote transmitter was valid, and all security checks passed. No malfunction exists. Remote transmitter should operate all functions properly (i.e., lock, unlock, etc.).
If remote transmitter digital RF message is sent, but Diagnostic Trouble Codes (DTC) 41-45 are not set as well, remote transmitter may be defective. If remote transmitter digital RF message is sent and DTCs 41-45 are set, but corresponding remote transmitter function does not operate, Body Control Module (BCM) or harness may be defective.
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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.