Thats not normal. When I switch it from on of the other AC settings to recirculate the noise of the airflow increases in my KJ. It sounds like the intake hose coming from the cab is partially blocked or kinked.
_________________ MikeS. Union City, CA (Northern)
Silver Metallic 2004 KJ Reny
Sunroof, Leather Seats, Mopar subwoofer, TrakLock in rear, Mopar skid plates, All J Super skid plate II, All J Boulder Bars, Daystar 2.5" Lift kit, Cobra CB, Inclinometer, 6 CD Changer in rear, K&N drop in filter. MTR 245/75
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