Chevrolet Trax: Water outlet replacement (LUJ, LUV)
Removal Procedure
- Drain the cooling system. Refer to Cooling System Draining and Filling.
- Remove the charge air cooler outlet air hose from the throttle body.
Refer to Charge Air Cooler Outlet
Air Hose Replacement .
- Remove the engine coolant air bleed hose from the water outlet. Refer to
Engine Coolant Air Bleed
Hose Replacement (LUJ, LUV).
- Remove the heater inlet hose from the water outlet. Refer to Heater
Inlet Hose Replacement (LUJ,
LUV) .
- Remove the radiator inlet hose from the water outlet. Refer to Radiator
Inlet Hose Replacement (LUJ,
LUV).
- Remove the engine oil cooler coolant inlet hose from the water outlet.
Refer to Engine Oil Cooler
Coolant Inlet Hose Replacement (LUJ).
- Disconnect the engine coolant temperature sensor (water outlet) wiring
harness connector.
Fig. 69: Water Outlet
- Remove the 3 water outlet bolts (3).
- Remove the water outlet (2) and the water outlet seal ring (1).
Installation Procedure
- Clean the sealing surfaces.
Fig. 70: Water Outlet
- Install the water outlet (2) and a NEW water outlet seal ring (1).
CAUTION: Refer to Fastener Caution .
- Install the 3 water outlet bolts (3) and tighten to 8 N.m (71 lb in).
- Connect the engine coolant temperature sensor (water outlet) wiring
harness connector.
- Install the engine oil cooler coolant inlet hose to the water outlet.
Refer to Engine Oil Cooler Coolant
Inlet Hose Replacement (LUJ).
- Install the radiator inlet hose to the water outlet. Refer to Radiator
Inlet Hose Replacement (LUJ,
LUV).
- Install the heater inlet hose to the water outlet. Refer to Heater Inlet
Hose Replacement (LUJ, LUV) .
- Install the engine coolant air bleed hose to the water outlet. Refer to
Engine Coolant Air Bleed Hose
Replacement (LUJ, LUV).
- Install the charge air cooler outlet air hose to the throttle body.
Refer to Charge Air Cooler Outlet Air
Hose Replacement .
- Fill the cooling system. Refer to Cooling System Draining and Filling.
WATER PUMP PULLEY REPLACEMENT (2H0, LDE)
Removal Procedure
- Remove the engine from the vehicle. Refer to Engine Replacement (Automatic
Transmission), Engine
Replacement (Manual Transmission).
Fig. 71: Water Pump And Water Pump Pulley
NOTE: Counterhold against crankshaft balancer bolt.
- Loosen the 3 water pump pulley bolts (1).
- Remove the drive belt. Refer to Drive Belt Replacement.
- Remove the 3 water pump pulley bolts (1).
- Remove the water pump pulley (2) from the water pump (3).
Installation Procedure
Fig. 72: Water Pump And Water Pump Pulley
- Install the water pump pulley (2) to the water pump (3).
- Install the 3 water pump pulley bolts (1).
- Install the drive belt. Refer to Drive Belt Replacement.
CAUTION: Refer to Fastener Caution .
NOTE: Counterhold against crankshaft balancer bolt.
- Tighten the 3 water pump pulley bolts (1) to 20 N.m (15 lb ft).
- Install the engine into the vehicle. Refer to Engine Replacement (Automatic
Transmission), Engine
Replacement (Manual Transmission).
WATER PUMP PULLEY REPLACEMENT (LUJ, LUV)
Fig. 73: Water Pump Pulley
Water Pump Pulley Replacement (LUJ, LUV)
WATER PUMP REPLACEMENT (2H0)
Fig. 74: Water Pump (2HO)
Water Pump Replacement (2H0)
WATER PUMP REPLACEMENT (LUJ, LUV)
Special Tools
EN-45059 Angle Meter
For equivalent regional tools, refer to Special Tools .
Removal Procedure
- Drain the cooling system. Refer to Cooling System Draining and Filling .
- Remove the engine coolant thermostat from water pump. Refer to Engine
Coolant Thermostat
Replacement (LUV, LUJ).
- Remove the water pump pulley. Refer to Water Pump Pulley Replacement (LUJ,
LUV)
- Remove the heater outlet hose from the water pump. Refer to Heater
Outlet Hose Replacement (LUJ,
LUV) , Heater Outlet Hose Replacement (LUJ, LUV Rear) .
Fig. 75: Water Pump, Bolts And Gasket
- Remove the 5 water pump bolts (4) and the 5 long engine front cover
bolts (3).
- Remove the water pump (2).
- Remove and DISCARD the water pump gasket (1).
Installation Procedure
- Clean the sealing surfaces.
Fig. 76: Water Pump And Engine Front Cover Bolts
- The water pump and engine front cover bolts are located as followed:
- Engine front cover special bolt without cone end 60 mm (2.362 in) (1).
- Engine front cover standard bolt with cone end 52 mm (2.047 in) (2).
- Water pump bolt 25 mm (0.984 in) (3).
Fig. 77: Water Pump, Bolts And Gasket
- Install the water pump (2) and a NEW water pump gasket (1).
CAUTION: Refer to Fastener Caution .
- Install the 5 water pump bolts (4) and the 5 engine front cover bolts
(3) and tighten in a cross sequence to
8 (71 lb in).
Fig. 78: Identifying Water Pump Bolts
CAUTION: Refer to Torque-to-Yield Fastener Caution
- Tighten the 2 water pump bolts (1) to an additional 30 degrees, using
the EN-45059 meter.
- Install the heater outlet hose from the water pump. Refer to Heater
Outlet Hose Replacement (LUJ,
LUV) , Heater Outlet Hose Replacement (LUJ, LUV Rear) .
- Install the water pump pulley. Refer to Water Pump Pulley Replacement (LUJ,
LUV).
- Install the engine coolant thermostat to the water pump. Refer to Engine
Coolant Thermostat
Replacement (LUV, LUJ).
- Fill the cooling system. Refer to Cooling System Draining and Filling.
ENGINE COOLANT FAN SHROUD REPLACEMENT (2H0)
Fig. 79: Engine Coolant Fan Shroud
Engine Coolant Fan Shroud Replacement (2H0)
ENGINE COOLANT FAN SHROUD REPLACEMENT (LUJ, LUV)
Fig. 80: Engine Coolant Fan Shroud (LUJ, LUV)
Engine Coolant Fan Shroud Replacement (LUJ, LUV)
READ NEXT:
Removal Procedure
Disconnect the battery negative cable. Refer to Battery Negative Cable
Disconnection and
Connection .
Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement
The engine cooling fan system is composed of one cooling fan, a series of 5
relays, the engine control module
(ECM), and the associated wiring. The cooling fan assembly includes two
resistors. This
SEE MORE:
This information provides repair recommendations and general guidelines for
steel classified as Dual Phase
Steel (dual phase steel with a tensile strength up to and including 800 MPa),
also known as DP.
General Motors recommends the following when repairing or replacing this type
of steel during
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provide an overview of each diagnostic
category.
DTC Descriptors
DT