Drivetrain ECU upgrade...Do you have to break in first?

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Mar 3, 2005 | 06:44 PM

strider209

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3rd Gear

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From: Georgia

ECU upgrade...Do you have to break in first?

I'm just a little over 700 miles on my MCSC. I'm looking at upgrading ECU software using MTH. Anyway, should I wait until the car is broken in first before I upgrade or does it matter?

Mar 4, 2005 | 04:02 AM

leon's rocket car

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Quote:

Originally Posted by strider209

I'm just a little over 700 miles on my MCSC. I'm looking at upgrading ECU software using MTH. Anyway, should I wait until the car is broken in first before I upgrade or does it matter?

I did, not sure why, but what the heck go take a long spin and you are there.