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I put the original map sensor back in it, and now the map is 100kpa key on so that seems to be the correct sensor for the ecm, I talked to ZZP and they claim you don't have to run the baro and map on...

customers car 2007 grand prix 3.8l with a gtp charger, zzp base tuned ecm, 36lb gtp injectors, gtp map sensor, I think the maf is original to the car

it leans out at 4000rpms to about 14/1...

I'm working on a 2001 camaro ls1 , the owner had a new pcm installed after his old one died. I tuned this car before with the old pcm with no issues
But with the current one it seems to be...

I need to pick up a set of 60lb injectors for a camaro I'm working on, just wanted to see where you guys are getting them , and what deals are out there
thanks
B-

problem found - faulty wideband 02 sensor

Hello all,

I'm not new to tuning just kind of new to GM's and a super newb with HPTuners software

I normally use SCT software for the few GM trucks I get in, but it will not flash the 03's -...