C5 Tech Corvette Tech/Performance: LS1 Corvette Technical Info, Internal Engine, External Engine, Tech Topics, Basic Tech, Maintenance, How to Remove & Replace
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Old Jul 11, 2019 | 10:10 PM
  #1  
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LMDNC5
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St. Jude Donor '11-'12-'13-'14-'15,'19
Default tech II

putting my 99 back to stock. It was tuned for a superchager and 243 heads ported lS6 throttle body and ported intake. Blew engine and replaced with a stock LS1 except sounds like it may have a cam in it. I kept intake and throttle body.but no supercharger
my question is can i change idle speed and timing with my Tech II
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Old Jul 12, 2019 | 11:54 AM
  #2  
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Bill Curlee
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From: Anthony TX
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St. Jude Donor '08
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NO! You Can Not!
You need tuning software like EFI LIVE or HP TUNERS to make any permeant PCM changes.
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Old Jul 14, 2019 | 07:08 PM
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LMDNC5
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From: Arkansas
St. Jude Donor '11-'12-'13-'14-'15,'19
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Thanks again Bill for your help and knowledge
Always wanted to buy something like that but did not know enough about them or if
i could even learn to use it
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