1990 GMC S15 fuel injection system

1990 GMC S15
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JESSIE DUPRE
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Electrical problem
1990 GMC S15 4 cyl Two Wheel Drive Manual

how to figer out the conections to the vacum system connetced to air breather and fuel system
Jan 5, 2009 at 9:44 AM
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JDL
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https://www.2carpros.com/forum/automotive_pictures/170934_1990_gmc_1.jpg

This is for a 89 gmc 4 cylinder, all I found.
Jan 5, 2009 at 3:21 PM
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2CARPRO JACK
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There is one for Fed adn one for CA emissions and for differnet transmissions


https://www.2carpros.com/forum/automotive_pictures/1639_gmc_1_1.jpg


https://www.2carpros.com/forum/automotive_pictures/1639_gmc2_2.jpg

Jan 6, 2009 at 8:27 AM
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