2010 GMC Sierra 2500 Battery Fuse Box Diagram 2010 GMC Sierra 2500 Battery Fuse Box Map Fuse Panel Layout Diagram Parts: headlamp, battery, A/C compressor, sunroof, amplifier, auxiliary HVAC, heated mirror, fuel pump, rear washer, park lamp, daytime running lamp, fan relay, airbag ignition, heater.trailer stop relay, engine, ABS system, trailer back up lamp.