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Author Topic: RPM trouble ???? joser5700 New Member Member # 10359 posted                              i need help figuring out why my 90 notchback is stalling and bouncing rpm's around while driving motor is all stock and it feels like it stalls often at any speed?? [ January 04, 2011, 11:36 PM: Message edited by: joser5700 ] Posts: 9 | From: Tracy | Registered: Oct 2010  |  : 510.86.notch ¯ Member # 9892 posted                              try cleaning iac valve.also could be tps sensor.and all ways your good ol vacuum leak can all do it to your car.just went threw same thing.good luck. -------------------- 91 mustang coupe 84 mustang svo 89 mustang.4cyl5speed. 87 thunderbird turbo coupe-sold 86 mustang GT hatch-sold-kinda 86 mustang coupe-sold Posts: 1062 | From: san leandro | Registered: Apr 2010  |  : SLOWSN95 ¯ Member # 8269 posted                              10-pin connectors usually cause that to happen.. heres a link to explain what to do. Remember to clean out the salt and pepper connectors before putting new dielectric grease in them.. http://www.moddedmustangs.com/forums/5-0-mustangs/123164-mustang-idle-surge-base-idle-reset.html -------------------- 94' GT 347 Stroker MM Suspended 2003 SB SVT Lightning Pullied and Lowered 89'Hatch-SOLD Posts: 2214 | From: 510/east bay | Registered: Mar 2008  |  : SLOWSN95 ¯ Member # 8269 posted                              10-pin connectors usually cause that to happen.. heres a link to explain what to do. Remember to clean out the salt and pepper connectors before putting new dielectric grease in them.. http://www.moddedmustangs.com/forums/5-0-mustangs/123164-mustang-idle-surge-base-idle-reset.html -------------------- 94' GT 347 Stroker MM Suspended 2003 SB SVT Lightning Pullied and Lowered 89'Hatch-SOLD Posts: 2214 | From: 510/east bay | Registered: Mar 2008  |  : joser5700 New Member Member # 10359 posted                              Thanks guys ill give that a try!! Posts: 9 | From: Tracy | Registered: Oct 2010  |  : SLOWSN95 ¯ Member # 8269 posted                              Heres a better write up.. http://www.fordfuelinjection.com/?p=85 -------------------- 94' GT 347 Stroker MM Suspended 2003 SB SVT Lightning Pullied and Lowered 89'Hatch-SOLD Posts: 2214 | From: 510/east bay | Registered: Mar 2008  |  :

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