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Ford Master
715 Answers
- Posted on Apr 27, 2010
Re: I have an 89 ford bronco 2 with a 2.9 liter it sat...
Check the spark plug wires are attached all the way till it snaps, pull each spark plugs, any black deposits on any plug means it isn't firing(faulty plug,or wire) last of all take off each injector wire and notice if there is a change in idle speed (plugged injector)
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