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Runs great, shakes idling

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Old April 19th, 2010 | 3:20 PM
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From: charlotte
Default Runs great, shakes idling
I've replaced nearly everything! still shakes, driving me nuts. Any ideas?
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Old April 19th, 2010 | 4:57 PM
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From: Danbury Texas
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Give soem more info on teh vehicle, YR/Motor/trans. What exactly have you replaced?
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Old April 19th, 2010 | 7:11 PM
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it's 91' S-10 4x4 blazer. 4.3 tbi. what I've replaced: engine(both shake at idle) injectors,tps, idle air control, o2 sensor, fuel presure regulator, map sensor, vacumm hoses, distributor, harmonic balancer, and all the other tune-up items. btw motor was reman. But shakes same as old one.
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Old April 19th, 2010 | 8:53 PM
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How about bad motor mounts?
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Old April 20th, 2010 | 8:52 AM
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Originally Posted by MDTAHOE
How about bad motor mounts?
changed them with the engine. I think I'm gonna check junk yard for a brain and see if that fixes it.
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