1996 GMC Jimmy map sensor

1996 GMC JIMMY
165,000 MILES • 6 CYL • AWD • AUTOMATIC
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HICKABILLY
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I have a 1996 gmc jimmy with a 4.3 vortek. When you ease the gas it doesn't want to go and it spits and sputters. When you gun the gas just fine. I unplugged the map sensor and it ran fine. What could be the problem?
Aug 10, 2010 at 2:51 PM
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