2003 Buick Century "idle problems" Questions

...off ignition wont restart until engine cools off starter turns it over fine. when it is running the idle is way too high. just replaced idle control solenoid and crankshaft position sensor neither ...

rough idle smooth accleration idles rough just sitting there when taking off smooth acceleration Check your vacuum lines and be sure your throttle body is tightened down. Carb cleaner spray can be ...

My daughters 2003 buick century will not idle. she said if you keep your foot on the throttle it stays running but as soon as you let off, it will stall. Please help. It could be one of two ...

Why does 2003 buick century erraticlly idle in park. idles great in drive This problem is commonly caused by a dirty automatic idle speed control valve and throttle valve. Buy a can of throttle valve ...

2001 buick century/ replaced fuel filter and still will not stay idleing also disconnected battery and connected back and started back no engine light on and car still will not stay idleing Replacing ...

...problems in all, of these: IAC (Idle Air Control) Valve - Will cause erratic idle ERG (Exhaust Gas Return) Valve - Will cause irregular acceleration *TPS (Throttle Position Sensor) - Most likely the ...

2002 Buick Century, when stopped car idle really speeds up. Have had this looked at and they can't seem to fix the problem. The last mechanic said there must be a leak somewhere. Any suggestions? It ...

...and when turn the wheel shuts off What the others suggest my be valid.  But if you have low idle speed there is a kickup sensor integrated with the power steering that is suppose to increase ...

high idle When i turn the car on it starts idling real high. So i got in the hood and disconnected the Idle Control Module, and the car turns on and doesnt idle too high. But it doesnt run right and ...

my buick is idling high what should i do If the idle speed is VERY high (over 1000 rpm), check for broken vacuum hoses first, then check the EGR. Sometimes the EGR sensor assembly plastic becomes ...