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XM Reception Getting Worse

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Old Apr 3, 2010 | 09:12 PM
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Default XM Reception Getting Worse

I have a Kenwood Dnx-9140 Installed in my 07 C6. The XM antenna is installed on top of the air conditioning vents as where most of them are installed. On a trip today and noticed XM is cutting in and out every minute or so. Thought it may be trees affecting the reception but it is almost as bad in the wide open spaces, no trees, buildings, etc. The longest it went was about 8 minutes before it began losing signal again. Had thought about mounting the XM antenna on a post card size piece of sheetmetal and velcroing it to the carpet in the rear hatch so it may get a better signal. Anyone have any other recommendations? THANKS Mike
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Old Apr 4, 2010 | 10:22 AM
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Is your car a coupe or convertible? I just installed a sirius starmate 5 in my C5. I mounted the antenna on top of the hatch glass next to the halo. It's barely noticable and blends with the dark tint on top of the hatch glass. I also intalled an FM direct adapter which prevents signal fade and interference. The sound is digital quality.
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Old Apr 4, 2010 | 03:22 PM
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My sirius signal is usually pretty good, but every so often it won't pick up squat. It always seems to be better the next day, so I figured it has something to do with the way the satellites are in constant motion. That's why I also have 4000 songs loaded on my ipod
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Old Apr 4, 2010 | 10:02 PM
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ive had best luck puttin em under the hood near the battery on both the c5s and c6s
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Old Apr 4, 2010 | 11:18 PM
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Originally Posted by mstil07
I have a Kenwood Dnx-9140 Installed in my 07 C6. The XM antenna is installed on top of the air conditioning vents as where most of them are installed. On a trip today and noticed XM is cutting in and out every minute or so. Thought it may be trees affecting the reception but it is almost as bad in the wide open spaces, no trees, buildings, etc. The longest it went was about 8 minutes before it began losing signal again. Had thought about mounting the XM antenna on a post card size piece of sheetmetal and velcroing it to the carpet in the rear hatch so it may get a better signal. Anyone have any other recommendations? THANKS Mike
Although XM is a satellite system, it uses local cell towers to pass the signal from location to location as you are on the move. Do you have the issue of weakening signal in areas that previously were strong? If no, I bet it is more related to cell coverage than antenna placement.
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Old Apr 5, 2010 | 03:01 AM
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Originally Posted by 2KROADSTER
Although XM is a satellite system, it uses local cell towers to pass the signal from location to location as you are on the move. Do you have the issue of weakening signal in areas that previously were strong? If no, I bet it is more related to cell coverage than antenna placement.
I had problems with XM reception in my C5 hardtop. Originally the antenna it was mounted on the dash forward and centered just below the windshield. It was suggested that I mount it in the headliner, since the car is fiberglass there wont be a problem like metal bodied cars. I did an now the reception is perfect with no drop outs. I hear inside the trunk lid will also work well.
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Old May 30, 2010 | 09:35 PM
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Default Fixed Poor XM Reception

So I finally got fed up with the XM reception cutting out all the time. I have a Kenwood DNX9140 with the XM tuner. The XM antenna was mounted on top of one of the air conditioning vents in the dash.

Bought another XM antenna off E-Bay and mounted it at the top of the rear hatch glass in the dark band of the glass. Works perfectly!!! Drove from Charlotte to Memphis and back and only lost the signal when i went through a tunnel. The antenna is hardly noticeable. If anyone else is suffering from poor satellite reception, you may want to give this a try.
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Old Jul 13, 2010 | 11:12 AM
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Has anyone tried replacing the factory XM antenna? Where is it located on a 2006 C6 convertible?
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Old Jul 13, 2010 | 04:17 PM
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Originally Posted by PAKev
Has anyone tried replacing the factory XM antenna? Where is it located on a 2006 C6 convertible?
The XM antennas are in the side mirrors and you'll find the connector in the hatch just above the left rear wheel. That's where the factory XM box is.
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