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Re: GMC Van and Solus
Posted to Technical Discussion Forum on 4/16/2009 9 Replies

Hi Jerry,

SI shows the same wire colors, #7 red/blk and #4 lt blu/blk. Check your PCM terminals, #7 should be connected to terminal 44, and #4 terminal 43. They may have gotten switched at some point, or there is corrosion in the PCM or connector. Login to read more.

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