Hyundai Motor 2004 Sonata "hesitation low rpm running ok" Questions

RPM'S Pass 3000 Its Hesitates Like Its Gunna Turn Off Then Its Does :/ - Super Low Power But Really Loud -.. Anyone Knoe What This Is? HELP! Boy, it sure seems a lot of work to capitalize every word..

...hesitation "off the line"...Low RPM's equals sluggish response when stepping on the accelerator. At higher RPMs it runs OK, but even at the higher speed it will get sluggish when stepping on the gas. ...

hesitation (and other problems), it is in most cases the idle speed control air-bypass valve and or throttle valve and upper intake, these area's get full of gunk and combustion residue over the miles

Hesitation at low rpm Previous problem was distributor timing. Got a timing light and ignition timing is good, 8 deg BTDC. New problem, at low rpm, it hesitates badly. It was idling high until I set ...

...rpm. For instance, hesitates and boggs down when going up a hill or highway speeds. Idles normally and runs fine at low speeds. if the fuel filter hasn't been changed do so, if the fuel filter is ok ...

...low rpm. Several years ago I read an article on the internet on stalling and hesitation on these vehicles. The writer recommended spraying an entire can of Mopar Combustion Chamber Cleaner {available ...

hesitation (and other problems), it is in most cases the idle speed control air-bypass valve and or throttle valve and upper intake, these area's get full of gunk and combustion residue over the miles

hesitation (and other problems), it is in most cases the idle speed control air-bypass valve and or throttle valve and upper intake, these area's get full of gunk and combustion residue over the miles

hesitation (and other problems), it is in most cases the idle speed control air-bypass valve and or throttle valve and upper intake, these area's get full of gunk and combustion residue over the miles

...low RPM in accel Hi. I have a 2002 Subaru Legacy L Wagon 5 spd. 2.5 with 130k miles on it. Recently it has started running pretty bad. Let me explain... When I first got it like 5 months ago, I ...