gas mileage

Oct 24, 2010 | 10:04 AM

#11

bambi88

Thread Starter

Joined: Jul 2009

Posts: 251

From: St. Mary's County, MD

Quote:

Originally Posted by AwesomeSS

So did you order a downpipe with a high flow cat? Be prepared to also get the PCM upgraded or you will throw a P0420 code.

My fiance ordered it while I was at work, so I really have no idea what he ordered.

Oct 25, 2010 | 04:15 PM

#12

Fred Fintstone

Joined: Oct 2010

Posts: 6

If you have less than 84,000 and the car is 7 years old or newer, it is covered under GM warranty.

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