2004 GMC Envoy "throttle sticks open" Questions

...OPEN DUE TO CARBON BUILT UP.THROTTLE BODY GASKET LEAKING.OVER COOL ENGINE IS A STUCK OPEN THERMOSTAT. I'm assuming that you have idle high in the engine, and IAC fault code. DIAGNOSTIC TROUBLE CODE ...

if you have no codes then check the throttle body unplug it and see if you can open the valve by hand it should be springy but open freely sometimes thay stick shut this may give you no spark  to

...throttle body can get carbon buildup and not open/close properly. Check the fuel pressure to the fuel rail(s), fuel filter clogged? When you turn your key to the "ON" position, do you hear the fuel ...

...open throttle) it should approach 4.5 to 5 Volts. As for the TPS, at idle, the voltage reading is about 1 Volt or less. As the throttle is opened the reading will increase to 4.5 Volts at WOT. Do the ...

...open but not fold down. When I would press the yellow switch inside the cargo area you could hear a low click but nothing. Also the tailgate would some times not latch shut either. I tried the ...

...throttle gets stuck open. Is there an easy way to fix the throttle cable from sticking? Your best bet is to keep working the throttle. You can *try* to spray a lube such as Tri-Flo onto the braided ...

...throttle open, the idle valve will be shut. back off throttle, then the air is shut off through main throttle body, so the valve opens to allow just enough air in for tickover. if valve sticking or ...

...so check the linkage and find out where it is binding and sticking open. check throttle possible debris / salt corrosion or damage to linkage /cable Could be a stuck throttle clean it out and check ...

...open throttle?? You mean the engine is racing? Something is wrong with the throttle controls, or the throttle valve in the carburetor may be sticking open. Look down the carb throat. At its base will ...

open the throttle. The pcm receives a signal from the accelerator pedal position sensor and signals the throttle control motor to open the throttle to the corresponding position. It could be caused by