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Hello

Is there a difference between specific manufacturer credits and the universal ones?

I was going to purchase another four of them for future cars.

Thanks - Bill

Hey ...

I figured things out.
MAF and Idle Airflow were all sorts of screwed up. plus a handful of other small things.
Idles like a charm now -

I can take it to the alignment shop and get a...

I will be posting the HPT file and log in the am tomorrow.
Laptop is at the shop

Thanks. Bill

Hello-

A VERY new Newbee here.
Trying to get a base tune on an engine so that I can hand it over to a tuner to get it 100% right.

Some info -
2004 5.3 GEN 3 cast iron truck motor.
bored to...