PDA

View Full Version : Rough idle in gear


7up
Apr 18, 2009, 02:40 PM
I have a gmc truck 350engine and the problem is when coming to a stop the idle will drop real low and then come back up,also when stopped it will start to jerk forward.so can someone help me with this problem on what I need to adjust 1972

21boat
Apr 18, 2009, 03:06 PM
What's the year of the truck??

450donn
Apr 19, 2009, 07:42 AM
Throttle position control is bad.