...idle engine surges when in gear .if i dont leave the ac on car will most likely stall but when driving it runs great check for vacuum line leaks , also remove and clean the idle air control motor and ...
idle / engine surges until power is applied recently purchased 95 astro , engine idles rough , after apllying power will accelerate smooth then at speed engine began surging , when slowing down engine
Question about Buick Century
...engine surge. The surge rpm is equal to fast idle. The repeating cycle is 10 seconds normal idle, and 2 seconds surge to fast idle then back to normal idle. To confirm this cycle I watched for 10 ...
...idle engine surges at idle and bogs until about 5 k rpms are reached ,if you push throttle to about passing gear than it takes off like a shot ,,how ever you can;t drive in town like this (which ...
...idle hot engine or cold, or both??????????????????? surging or hunting idle is complex but for sure the ECU has lost control of idle speed , there are 2 macro reasons, (vast causes) 1: ISC is stuck ...
Question about Buick Century
...idle controls bad. (isc dead?) 2: or engine is running way too lean, and ISC cant keep a grip on idle. easy huh? and #3 misfiring so bad the idle controls fail. are all fuses good? is the CEL lamp ...
Question about GMC Cars & Trucks
...engine's idle and cause surging. It's possible that the engine is not able to handle the increased load, leading to fluctuations in RPM. Idle Control System: The idle control system, including the ...
...idle and power surges. A diagnostic scan of the engine management system should be performed to identify the issue. Exhaust restriction: A restricted exhaust system can cause a rough idle and power ...
...the main engine computer was replaced 7 months ago but at crank idle drops then surges over 1000rpm then drops to normal. Is also surging up at times while driving. Help Bad throttle position
...a 2008 Toyota Sienna. When idleing the engine seems to surge, not a drastic surge but noticeable. The tach doesn't surge along with the engine..i'm wondering what this could be.. iac idle air ...
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