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How many connections should a alternator have on a 96 Pontiac grand prix

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Q: Would a bad alternator cause engine to run rough at hi rpm?
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What would cause all the electrical power to go out in my 85 Trans am as I am driving down the road the engine continues to run but really rough?

Most likely your alternator.


Would a bad alternator make a vehicle run rough?

Alternator versus Engine Performance IssuesIn and of itself, a "bad" alternator will not effect the engine performance.That said, IF the alternator is not properly charging the battery, and the BATTERY capacity gets low enough, then the very low power can result in very low spark production at the spark plugs, which will fail to dependably ignite the fuel, AND THEN result in "rough," or no running.So, a "bad" battery itself does not cause rough running, but can lead to battery depletion which can.


Can a miss adjusted rotor cause a rough running engine andiesels when you shut it off?

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Would a faulty gas cap cause rough idle check engine light on and ticking on acceleration?

A faulty gas cap could cause the check engine light to come on but it would not cause a rough idle or engine noises. Start with having your local auto parts store read the codes. The codes will help determine why the check engine light is on.


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If an alternator is going bad it can cause a rough idle in a 1993 Subaru Legacy. Cold temperatures in the winter can also cause a rough idle in the Subaru Legacy.


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Engine number is underneath the distributor on front housing on the rough casting. If that fails check underneath the alternator on front housing.


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Would a bad TPS cause rough shifting on a 1994 ford escort AT w 1.9L engine?

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