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      06-30-2009, 07:48 PM   #10
billgti
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Drives: 06 BMW 330i
Join Date: Jul 2005
Location: Los Angeles, CA

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i know the ac compressor adds extra load and can therefore cause slight vibrations but what happens with my car is that there's a sharp jolt every 10 seconds or so...so much so that it actually jolts the car forward if i don't have my foot firmly on the brake pedal.