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TBI problems, running rich
I'm working on a 1991 LD2500 with a 350. Has ran rough for several years. Surges at idle, sometimes dies. Spark plugs are black and sooty. Temp sensor, map, and tps all appear functional, checked with scan tool. BLM is down around 100. Can't see any leaks around the injectors with the key on...- Bert_
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- Forum: Engine Performance + Maintenance
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