Thought I would finish out this old thread in case anyone else encountered a similar i
issue. I discovered that the installer of the crate engine had attached multiple grounds to a single ground...
Type: Posts; User: SPN
Thought I would finish out this old thread in case anyone else encountered a similar i
issue. I discovered that the installer of the crate engine had attached multiple grounds to a single ground...
Agreed! I've not encountered this before-even with multiple crate engine tunes. Some other forum posts have suggested that this 495HP version of the LS3 has some as delivered ecm issues that the...
Fuel PSI via my OTC direct at rail gauge reading. System has LT headers with 2 1/2" dual exhaust system with X pipe to performance chamber style oval mufflers with tail pipes to rear bumper.
Oh Yeah, I forgot that. It's right at 58psi.
I'm an ASE cerified tech but kinda new to tuning. Have customers '55 Chevy with brand new crate LS3-480 with supplied pre-programmed GM E67 ECM (495 adv. HP, 10.7:1 CR, .219/.228x.525/.525 cam-LSA...
Just wondering if you were able to receive my earlier messages? I have sent this file a couple times but bounce-backs indicate a server problem (not on my end). My customer is getting very impatient....
HI Bill,
Thanks for your reply. I've attached the file for your review. Again, I can see the downloaded ECM file but get the error Message: "Invalid VIN/OS pair" when I attempt to license the...
I was able to download the vehicle's ECM file data but could not license it. Received error message that implied VIS/OS was not a valid pair. Instructions said to email file to HPTuner support. They...
Just tuned a 2003 K2500 8.1 with great results. However, upon releasing the throttle after a 60-70% TPS at 40-55MPH pull, the vehicle continues to accelerate (for 1-2 seconds) as though throttle is...
Thanks planethax! Always be to remember the basics.
:doh:
After having tuned dozens of vehicles, suddenly I get the error message "no interface connection". I tested the OBDII port for power and tested the cord to interface unit for continuity--both...