radio settings, clock, not much else. I disconnect mine all the time when working on it.
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2002 Vette; Vortex Intake, Vortech S/C, Stage II heads, comp cam (220/220/114/.581), 3.90 gears, 14 inch cross drilled rotors, 170 stat, NGK TR6, B&M Ripper Shifter, Autometer Boost & Fuel pressure gauges on a-pillar, Hotchkis Sway Bars, HRE 543 wheels (F:265/35 R:295/35), Z06 titanium exhaust, RK LT headers, Magnaflow x-pipe, Programming by Morgan Motorsports, 5% tint, AA Frame & Rocker Savers, TB Bypass, Lowered 2", Custom Audio;570 RWHP
Dyno Here
2003 H2; 37 inch tires, Manik Off-Road pkg., Airaid Intake, Custom Audio