no idea on this one

[audiobahnuser18 5,000+ posts]

Alright guy's im lost on this one i leave my car running with my system at a medium volume not even that loud and all of a sudden the engine starts to rev itself up , this has just now started to happen could it be something to do with the cold weather coming here ? please help out

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[yacob.naif 10+ year member]

Does it do it if your stereo isn't on at all?

 

[audiobahnuser18 5,000+ posts]

No only when my subs are hitn...see i was thinkn big 3 time but thing is my lights are not dimming at all just my engine revs=/

 

[reneeb7363 10+ year member]

model of car please.... my 92 honda does that, it is a combination problem between my computer and the idle air control valve... fixed by cleaning the IACV and adjusting the idle up fro 800 to 950/1000 Rpm

 

[audiobahnuser18 5,000+ posts]

its a 1989 lincoln mark vii