1992 Chevrolet S-10



December, 23, 2012 AT 6:36 PM

2.5 l 4 cly Have a firing problem. Was driving on freeway and engige started running rough replaced Distrubitor it was rusted . New wires new cap and plugs. Now it the same get a code of 1. 1, 2 only cly 1 and 4 are firing. Heavy fuel odor from throttle body. Also changed cadalit convertor. And Fuel Filter.

1 Answer



December, 23, 2012 AT 6:42 PM

Do a compression test first.

You may have failed quad driver in ecm. Have a shop verify this


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