Mechanics

RUNS ROUGH WITH HEATER OR A/C

2004 Nissan Sentra • 110,000 miles

Car runs very rough when heater, a/c or even rear window defrost is on
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Kara2004
August 21, 2011.




If the idling speed has dropped, check the throttle body and idle control system. Cleaning them should help.

Check the alternator charging as well.

KHLow2008
Aug 21, 2011.


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