COOLING FAN – Hummer H2 2008 – SYSTEM WIRING DIAGRAMS

COOLING FAN

Cooling Fan Wiring Diagram for Hummer H2 2008

List of elements for Cooling Fan Wiring Diagram for Hummer H2 2008:

• 87a
• Cooling fan diode 1
• Cooling fan diode 2
• Ect sens sig
• Engine control module (ecm) (left front of engine compt below battery & fuse block underhood)
• Engine coolant temperature (ect) sensor (left side of engine block, between cylinder 3 & cylinder 5)
• Fan cntrl relay
• Fan hi relay
• Fan lo relay
• Fan-1 fuse 50 40a
• Fan-2 fuse 53 40a
• G100 (on left front frame body mount)
• G101 (right front corner of vehicle on frame rail near front tow hook)
• Hi spd rly ctrl
• Hot at all times
• J100
• J101
• Left engine cooling fan (left front of engine compt near radiator)
• Low ref
• Low spd rly ctrl
• Pwr/ trn relay
• Right engine cooling fan (right front of engine compt near radiator)
• Rly coil ctrl
• Tan
• Under- hood fuse block (at left side of engine compt, near battery)