Is my cold start normal?

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HemiRoar

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....yep. what made you wanna question it?

those flowmasters are more quiet that my magnaflows..i always thought it was the other way around. mine growls before settling into a rumble at starts...cold/warm alike.
 
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URdone21

URdone21

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....yep. what made you wanna question it?

Just doesnt seem normal. It revs at about 1300, then goes to 1400. You can see the needle bobbing around before it starts a steady decline.

The 70 series flowmaster I went with is one of their quietest internally I believe.

I would love for some input for 2013 1500 5.7L owners on their cold starts.
 
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09SMOKINHEMI

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i know you are looking for input from a 2013 owner, and i am sure one will chime in soon.... however that is exactly what mine does. from my understanding in speaking with other hemi owners this is normal.
 

Casper

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That's pretty normal: high idle to sustain ignition while the engine heats up and then a drop to low idle once the temerpature parameters are met. :Caffeine:
 

BlkRamRt

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My truck does the same...its normal.
 

Saltillo Express

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it used to be called "open loop". It goes "open" then "partial" then "closed loop".

Nice sounding truck man. :)
 
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URdone21

URdone21

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Thanks everybody. I'll put it behind me.
 
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