my 4.2 truck runs fine at speed,but stumbles and shakes at idle

my 4.2 truck runs fine at speed,but stumbles and shakes at idle 1 Answer

Why is my truck loping at idle? 4 Answers

When I first crank my truck it idles fine for 15-20 seconds then drops lower and starts to lope. Even giving it a little nudge on the pedal will not smooth it out. After about 15 minutes of driving it...

My truck will start at first then will and will not idle 2 Answers

I bought a 98 f150 4x4 lariat when trying to start it I like not getting file keep playing with it it will start up but will not idle what can it be it sit over a year with trasmission problem. N...

89 ford f150 idles at 1500 to 2000 rpm stumbles 1 Answer

idles at 1500 to 2000 rpm and stumbles

My truck was running at highway speed and it just shut down and won't start. what would cause this 2 Answers

I changed the fuel pump, fuel filter, the ignition control mod, checked for spark and I checked the fuse and the relay for the fuel pump and still nothing. It is a 1992 Ford F150XL with a 300 straig...