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.
Module, Compass: Description
The Remote Compass Module (RCM) (2) is a separate stand alone module located within the overhead console (1). The RCM can be accessed by removing the overhead console from the vehicle. Some vehicles are equipped with a Universal Garage Door Opener (UGDO) also known as a HomeLink® transceiver. Both the RCM and the HomeLink® transceiver for this vehicle are one in the same and sometimes referred to as the Electronic Overhead Module (EOM).
The HomeLink® transceiver or UGDO is equipped with three push buttons switches that are visible from the front face of the overhead console. The buttons are marked with one, two or three dash marks, respectively, for identification of each channel. For more information on the HomeLink® transceiver. Refer to UNIVERSAL TRANSMITTER, DESCRIPTION .
The RCM or the HomeLink® transceiver cannot be repaired. If either the compass position sensor or the HomeLink® transceiver are inoperative and require replacement, the EOM must be replaced as a complete assembly. For more information on servicing the EOM go to the message center service information for the appropriate procedure.
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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.