Last night, I received my initial AutoCal tune from Justin for my '07 Tahoe 5.3... WOW. I'm questioning why I didn't do this sooner. It is a completely different truck to drive. Shifts are fast and firm, but not harsh. It downshifts exactly how you'd want it to... I also asked that he remove AFM...
A while ago, I realized my drivers side engine mount was bad. As soon as that was replaced, I noticed an intermittent but somewhat harsh vibration when accelerating under full throttle... it did not happen before the mount was replaced. It happens every time, but it is not constant. The mount is...
I know how much I'm supposed to be lowered, but I'd like to see your opinions. The reason being... my numbers don't seem to match other trucks I'm seeing on here. I'm looking to drop it a little more, so I want to be sure I'm getting the right parts. Thanks
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