Cooling fan circuit for Hummer H2 I facelift (2007-2009)

21 22 ECT SENS SIG LOW REF 59 58 17 RLY COIL CTRL LOW SPD RLY CTRL HI SPD RLY CTRL BLK WIRE COOLING FAN DIODE 1 COOLING FAN DIODE 2 DK BLU WIRE DK GRN WIRE ENGINE COMPT, NEAR BATTERY) FAN 1 FUSE 50 FAN 2 FUSE 53 FAN CNTRL RELAY FAN HI RELAY FAN LO RELAY GRY WIRE HOT AT ALL TIMES LEFT ENGINE COOLING FAN (LEFT FRONT OF ENGINE COMPT NEAR RADIATOR) LT BLU WIRE PWR/ TRN RELAY RADIATOR) RIGHT ENGINE COOLING FAN (RIGHT FRONT OF ENGINE COMPT NEAR TAN WIRE UNDER- HOOD FUSE BLOCK (AT LEFT SIDE OF YEL WIRE