4.6L (1996-2004 Modular) Mustang Technical discussions on 1996-2004 4.6 Liter Modular Motors (2V and 4V) within.

Is my transmission slipping??!??

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Old 04-13-2007, 02:14 AM
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AvidMustang
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Default Is my transmission slipping??!??

Ok so my CEL starts flashing, and in LOW rpms it jumps? WTF? Btw I have an automatic 03 GT. What would cause this?
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Old 04-13-2007, 02:45 AM
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ackuric
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Default RE: Is my transmission slipping??!??

tranny slippage is when the rpms increase w/o acceleration, as if you were out of gear.

what you are describing sounds like a miss. Maybe new plugs/air filter? whens the last time you had those done?
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Old 04-13-2007, 02:48 AM
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oxfordgt
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Default RE: Is my transmission slipping??!??

Flashing CEL is very bad. Get it scanned ASAP.

Its not the tranny.
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Old 04-13-2007, 03:28 AM
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AvidMustang
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Default RE: Is my transmission slipping??!??

ORIGINAL: ackuric

tranny slippage is when the rpms increase w/o acceleration, as if you were out of gear.

what you are describing sounds like a miss. Maybe new plugs/air filter? whens the last time you had those done?
Yup at a stop it goes from like 500ish to 800ish rpms. ****!!
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Old 04-13-2007, 03:28 AM
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AvidMustang
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Default RE: Is my transmission slipping??!??

ORIGINAL: oxfordgt

Flashing CEL is very bad. Get it scanned ASAP.

Its not the tranny.
Damn [:'(][:@]
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Old 04-13-2007, 03:50 PM
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AvidMustang
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Default RE: Is my transmission slipping??!??

No one else?
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Old 04-13-2007, 03:52 PM
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2002GTAUTOVERT
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Default RE: Is my transmission slipping??!??

sounds like major detonation, you may have lost a plug, or coil. any one of these 3 are possible. check ur engine to make sure you didnt blow a plug. then try to find someone to come scan the car, or go get it scanned somewhere. chances are its a spark plug what type of plugs are u running and how long have they been in there
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