COOLING FAN – Chevrolet Tahoe 2012 – SYSTEM WIRING DIAGRAMS

COOLING FAN

5.3L VIN 0

5.3L VIN 0, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2012

List of elements for 5.3L VIN 0, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2012:

• 87a
• Coil ctrl
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Fan cntrl relay
• Fan hi relay
• Fan lo relay
• Fan-1 fuse 57 40a
• Fan-2 fuse 60 40a
• G100 (lower left radiator support)
• G101 (lower right radiator support)
• Hot at all times
• J100
• J101
• Left cooling fan (behind radiator)
• Pwr/ trn relay
• Right cooling fan (behind radiator)
• Sens sig
• Tan
• Under- hood fuse block (left side of engine compt)
• X1 rly ctrl
• X2 low ref

6.0L VIN J

6.0L VIN J, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2012

List of elements for 6.0L VIN J, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2012:

• (lower left front of engine compt) g101
• 87a
• Auxiliary fuse block (left side of engine compt)
• Eng fuse 4 15a
• Engine control module (ecm) (left front of engine compt)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Fan cntrl relay
• Fan hi relay
• Fan lo relay
• Fan mid 1 relay
• Fan mid 2 relay
• Fan-1 fuse 40a
• Fan-2 fuse 40a
• G100 (right front of engine compt)
• Hot at all times
• Hot w/ pwr/trn relay energized
• J101
• J162 (forward lamp harness, in breakout to left engine cooling fan resistor)
• J163
• Left cooling fan (behind radiator)
• Left engine cooling fan resistor (left side of radiator)
• Low ref
• Pnk
• Right cooling fan (behind radiator)
• Right engine cooling fan resistor (right side of radiator)
• Rly ctrl
• Sens sig
• Tan
• Underhood fuse block (left side of engine compt)

6.0L VIN J, Hybrid Cooling Fan Wiring Diagram for Chevrolet Tahoe 2012

List of elements for 6.0L VIN J, Hybrid Cooling Fan Wiring Diagram for Chevrolet Tahoe 2012:

• (right front of engine compt) g100
• 5-volt ref
• Air inlet driver motor battery temperature sensor
• Air outlet driver motor battery temperature sensor
• Auxiliary fuse block (left side of engine compt)
• Becm fan fuse 2 15a
• Computer data lines system
• Cool pump fuse 6 15a
• Cool pump relay
• Data bus +
• Data bus -
• Drive motor generator battery (under rear of vehicle)
• Driver motor battery temperature sensor 1
• Driver motor battery temperature sensor 2
• Driver motor battery temperature sensor 3
• Driver motor battery temperature sensor 4
• Driver motor generator battery control module
• Engine control module (ecm) (left front of engine compt)
• G101 (lower left front of engine compt)
• G311
• Generator battery vent fan
• Generator battery vent fan relay
• Generator control module temperature sensor (right front of engine compt)
• Ground
• Hot at all times
• J164 (forward lamp harness)
• J395
• Left generator control module coolant pump (left front of engine compt)
• Logic
• Low ref
• Mtr pwr feed
• Not used
• Pump mtr gnd
• Red
• Right generator control module coolant pump (center front of engine compt)
• Rly control
• Sens 1 rtn
• Sens 1 sig
• Sens 2 rtn
• Sens 2 sig
• Sens 3 rtn
• Sens 3 sig
• Sens 4 rtn
• Sens 4 sig
• Sens rtn
• Sens sig
• Tan
• X127
• X150 c8
• X215 j
• X355