ACTS LIKE THROTTLE STICKS WHEN LET OFF .. WHAT COULD IT BE
2002 GMC Sonoma
63 ford uni body
July, 30, 2012 AT 7:16 AM
2002 4.3 sonoma 5 speed acts like has a vacuum leak around 3 grand and wants to stay idoled high for awhile. Have checked around the upper intake with carb cleaner to see if it was busted and nothing. Changed mass air flow and throttle position sensors also. Not sure what else to do?