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| Ford 83-94 6.9 and 7.3L General Discussion of 83-94 6.9 and 7.3 Liter Ford Diesels |
i have a 1991 f250 with the 7.3L i have been running vegie oil. starting on diesel then switching to oil once warmed up. the other day i was stoped at the light then the truck started to surge from about 700 to 500 rpm ... JOIN NOW TO REMOVE TRACER
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#1
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i have a 1991 f250 with the 7.3L i have been running vegie oil. starting on diesel then switching to oil once warmed up. the other day i was stoped at the light then the truck started to surge from about 700 to 500 rpm i was wondering what could cause this any ideas?
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#2
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possibly air in the lines, or your mechanical pump is starting to crap out. check fuel pressure going into the filter.
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