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I installed a 99 ls1 into 96 chevy ck1500 that had a 4.3 in it before , and i cant get the tach to work.I have heard something about some module or box i need with a diffrent pulse in order for it to work.Does anyone know what i need if so please list part # and info if possible THANKS
www.bakerelectronix.com
Tach signal divider for LS1.
<div class='quotetop'>QUOTE(stockcarkid3 @ Jan 1 2007, 09:07 PM) [snapback]78017[/snapback]</div>Quote:
I installed a 99 ls1 into 96 chevy ck1500 that had a 4.3 in it before , and i cant get the tach to work.I have heard something about some module or box i need with a diffrent pulse in order for it to work.Does anyone know what i need if so please list part # and info if possible THANKS
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If you have tuning software such as efi live you need to change tach signal :thumb:
If you have HPTuners change the tach resoltion to 3 and you'll be close.
my buddy had to get his stock pcm tuned to run off of 4 cylinders instead of 8.