scottt Posted December 28, 2004 Report Share Posted December 28, 2004 Does any body know what the air conditioner module code ACM U1249 means? I can't seem to find it. Thanks guys. Link to comment Share on other sites More sharing options...
JimD Posted December 28, 2004 Report Share Posted December 28, 2004 U1194~1254 = Loss of serial communications for class 2 devices, according to my information. Clear it and see if it returns. Jim Drive your car. Use your cell phone. CHOOSE ONE ! Link to comment Share on other sites More sharing options...
scottt Posted December 30, 2004 Author Report Share Posted December 30, 2004 I did what you said Jim and the light disappeared and hasnt returned since. Thanks! Link to comment Share on other sites More sharing options...
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