i am getting bad engine vibrations sometimes

2003 NISSAN ALTIMA
11,500 MILES
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CEZARISPAS
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my car is shaking ( vibrate ) strongly once in a while and the check engine light is blinking and then disappeared . no codes. what can it be ?Thanks
Nov 6, 2011 at 3:27 AM
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RASMATAZ
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Rescanned the computer any code/s comeback and post them-we start here
Nov 6, 2011 at 3:40 AM
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KHLOW2008
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You could be having a poor idling issue. Have the throttle body and ISC cleaned and retest.
Nov 6, 2011 at 4:13 AM