Thanks for that info. I was able to dig up the invoice, I'll see what Customer Service has to say about it.

This was about a year ago. I took my truck (2005 Silverado 1500, 'B' code) to my mechanic because it started running funny. No get-up-and-go, very sluggish. He ran the ECU on the reader and said that my fuel trims were all out of whack. I told him I adjusted them with the Predator, so he gave me a ...

So when I go and do the log, what RPM/mph should I use? Like I said, 1800RPM / 55mph doesn't work out for me. Should I go by the 1800RPM or 55mph?

The cleaner worked perfectly! I also tightened up the connections a bit, and I can see a definite improvement. I plugged the tuner in for a few minutes to see what it was reading, and the numbers are much lower. I'm gonna try to get in a log this weekend.

Thanks!

I just had the CAI filter off to clean it not even a week ago. I'll go over it again and make sure it's nice and tight, as well as the other connections to the intake.

As far as the headers and exhaust... I've never messed with any of that stuff, it's still all stock, so it should all still be in ...

OH NO! I've posted in the wrong section! Mods, can you move this to the predator board please?


I've got a 2005 Silverado Z71 with the 5.3 HO L33 engine, 35" tires and Volant CAI.

I just got my tuner today, so I've been playing around with it. I installed the Diablo tune right away, and after ...