Intermittent AC compressor engagement on a 2014 Ram 2500, where the system works fine after initial startup but fails to engage when first turned on, leaving the driver unable to determine whether the

Intermittent AC compressor engagement on a 2014 Ram 2500, where the system works fine after initial startup but fails to engage when first turned on, leaving the driver unable to determine whether the relay, compressor, or clutch is at fault.