2003 GMC Yukon XL "shudders idling" Questions

2003 GMC Yukon XL- We have the codes of P0174 and P0171 coming up. We have cleaned the fuel injectors, cleaned the throddle body. Had a new fuel pump put on a year and half ago. When you turn it on, ...

...is continuously on with rough idle again. Don't know if it's related but truck shudders when braking. 102K miles. Very much doubt it's related, but sounds like another coil pack ...

overheating at idle The car runs fine when above 20mph. Car begins to shudder (when the air is on) at idle, and begins to overheat. Shuddering stops when air is turned off. Cools back down once the ...

...idling and when accelerating it does not shift from 1st gear to second until 4500-5000 rpm. Any ideas what the problem could be. the mechanic has had it three days now. He has done a tune-up, changed ...

1999 cadillac deville steering wheel shudders when turning it at idle in park The car is in park and at idle rpm and when I turn the steering wheel it shudders and vibrates Check your fluid level and ...

...Shudders to a stall sometimes during takeoff. Engine and gearbo Engine has vibration/shudder just above idling. start with a compression test to determine if there is a weak cylinder or imbalance . ...

1988 Ford Ranger 2.9 shudders around 2500 RPM. 1988 2.9 ranger idles fine, revs up to 2500 and starts to shudder and wants to die until it's up wards of 3500 4000. Does this while driving and while ...

2005 Forester idling rough, shuddering in first gear acceleration Manual Transmission City Car after a long highway drive, started idling rough, after stop for ferry crossing. Shuddering in first gear

idle fluctuates when cold 93 bonneville after warms up it seems fine Its cold start issues:---- Go through the list of help links mentioned below:---- Click the link :---- Cold start problem and ...

99 contour starts easy idles smooth, cold but dies when you start to pull out runs well when warm Its cold start issues:---- Go through the list of help links mentioned below:---- Click the link :----