Drop me an email @ [email protected] and I'll send the files I have. Would be the easiest format to give to your tuner. I'll also highlight which ones to pay attention too.
Do you have access to an EFILive or HPTuners to reflash your ECU?
I've got copies of 2009/10 manual & automatic HHR FFV tunes as well as a 2009 Cobalt 2.2L regular tune for EFILive.
The auto & manual tune do have several settings that are just slightly different, probably to account for...
I've posted here a few times on YourCobalt.com but figured you're also a great community to let know about the 2007 2.2L Chevrolet Cobalt we've been testing for 4 years. With EFILive, we were able to make it into a vehicle capable of running of ethanol, methanol & gasoline in any blends. While...
Highly recommend going with the 2009+ HHR FFV injectors as a cheap swap in. Should be able to find them for <$100. Check out some of my testing results from the link below.
2007 Chevrolet Cobalt
I've been tuning 2007-13 Chevrolet vehicles with both, but we've mostly stuck with EFILive on the 2.2L 2007 Cobalt for our flexible fuel research. Wondering what pros & cons y'all have come up with. Any other tuners I'm not aware of?
2007 Chevrolet Cobalt