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Old 11-25-2012, 10:38 AM
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1983F1503004x4
1983F1503004x4 is offline
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Don't complain about getting a deal just yet. Your symptoms are probably something relatively simple that won't take much to resolve.

It sounds like a fuel starvation issue, definitely. But, it could be faulty emissions equipment or a plugged exhaust or vacuum leaks, etc.

Usually with a vacuum leak, the motor will idle a little high, it'll stumble when you give it gas in park or neutral, and it can cause bogging problems that result in an aggravating vehicle to drive.

The best thing to do at this point is to go visit the auto parts store and get a vacuum gauge. With a vacuum gauge, you can set fuel mixture, timing, check for vacuum leaks, and some of them can even test fuel pressure. But, before you do that, let me run some tips by you.

Take a 1/2'' wrench and tighten down the carburetor. The Carter YFA only has two bolts that hold it down, and these come loose periodically on some vehicles. Once those are nice and tight, grab the carburetor and see if it wiggles. If it does, then the 4 screws that hold the throttle body onto the carburetor are loose and are creating a vacuum leak. At this point you'll want to remove the carburetor and tighten the four screws on the underside of the throttle body. Now would be a good time to clean it and rebuild it if you like.

If neither of these solve the problem, check for any unhooked or cracked vacuum hoses. Check your spark plug wires and make sure all your spark plugs are tightened down correctly.

If no vacuum leaks or any apparent issues aren't found, you'll need to look at your emissions equipment.

A faulty EGR valve will cause problems, and is a cheap and simple replacement. Likewise, you'll want to check your PCV and any other emissions equipment.
 
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