Dave here, new to this and need help diagnosing power loss on my truck.
Does anyone have the stock Tune files for the 98 5.7 Vortec L31?
Dave here, new to this and need help diagnosing power loss on my truck.
Does anyone have the stock Tune files for the 98 5.7 Vortec L31?
Last edited by dltullis; August 29th, 2011 at 11:40 AM.
Here is the stock tune you were asking forReed stock.tun