sorry, again, i'm new at this :P
I
Joined: Jan 2001
Posts: 56,525
Likes: 0
From: Westside til I die
It's a common problem. It could be a few things, like a vacuum leak or a stuck/bad Idle Air Control Valve.
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2015 Ford Mustang GT Fastback - Ingot Silver - 6M - Performance Package - Gibson Catback, JLT CAI, FR 47lb injectors, BAMA E85 tune, Eibach Sportline, BMR wheel hop kit, UPR oil separator, Steeda shifter bushing/bracket
Team B.O.B.® - Ballaz on a Budget
2015 Ford Mustang GT Fastback - Ingot Silver - 6M - Performance Package - Gibson Catback, JLT CAI, FR 47lb injectors, BAMA E85 tune, Eibach Sportline, BMR wheel hop kit, UPR oil separator, Steeda shifter bushing/bracket
Team B.O.B.® - Ballaz on a Budget
CHRISTMASTIME IN IRAQ
Joined: Apr 2003
Posts: 12,413
Likes: 0
From: Bay Area
Until it warms up... it may shift the idle RPMs a lot... be worried if it does this while the car is fully warmed up (ie the temp needle is in about the middle of the gauge)
***edit: but not 2K rpms... I was thinking of like 250-500... maybe funky IACV?
***edit: but not 2K rpms... I was thinking of like 250-500... maybe funky IACV?