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Re: '97 Astro 4.3L Code W -Random Misfire
Posted to Technical Discussion Forum on 11/15/2003

Found the problem; bad TPS. I can't believe it. No codes, tested it three times and in movie capture, during the misfire, there was no clue. Today we were going through the basics again and then, bam, the computor set a TPS code. I gragh tested and saw no prob... Login to read more.