What is the yellow wire on radio harness?
SWRGM49L Crux Radio Replacement Wiring Harness with SWC Retention for '14-'19 GM LAN 29 Bit v2 with LIN Bus
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Open Nov 21, 2024 - 07:38 AM
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Nov 21, 2024 - 07:38 AM
The yellow wire on a radio harness is typically used for the constant power supply, also known as the memory or battery wire. It provides continuous power to the radio to maintain settings and memory functions, such as clock and preset stations, even when the vehicle is turned off.
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