Engine Cooling System
- Specifications
- Schematic Wiring Diagrams
- Diagnostic Information and Procedures
- DTC P0480, P0691, or P0692 (LT1): Cooling Fan Speed
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the MIL/DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P0480, P0691, or P0692 (LTG): Cooling Fan Speed Output Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the MIL/DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P1258: Engine Coolant Overtemperature - Protection Mode Active
- Symptoms - Engine Cooling
- Cooling Fan Always On (LT1)
- Cooling Fan Always On (LGX and LTG without Y4Q)
- Cooling Fan Always On (LGX and LTG with Y4Q)
- Cooling Fan Inoperative (LT1)
- Cooling Fan Inoperative (LGX and LTG without Y4Q)
- Cooling Fan Inoperative (LGX and LTG with Y4Q)
- Engine Overheating
- Loss of Coolant
- Thermostat Diagnosis
- Coolant Heater Inoperative
- Engine Fails To Reach Normal Operating Temperature
- Pressure Cap Testing
- Coolant Leak Testing
- DTC P0480, P0691, or P0692 (LT1): Cooling Fan Speed
- Repair Instructions
- Hose Clamp Replacement Guidelines - Spring Type
- Cooling System Draining and Filling (GE 47716)
- Cooling System Draining and Filling (Static Fill)
- Flushing
- Radiator Surge Tank Replacement (LGX)
- Radiator Surge Tank Replacement (LT1)
- Radiator Surge Tank Replacement (LTG)
- Radiator Surge Tank Inlet Hose Replacement (LGX)
- Radiator Surge Tank Inlet Hose Replacement (LT1)
- Radiator Surge Tank Inlet Hose Replacement (LTG)
- Radiator Inlet Pipe Replacement (LTG)
- Radiator Inlet Hose Replacement (LT1)
- Radiator Inlet Hose Replacement (LGX without V18)
- Radiator Inlet Hose Replacement (LGX with V18)
- Radiator Inlet Hose Replacement (LTG without V18)
- Radiator Inlet Hose Replacement (LTG with V18)
- Auxiliary Radiator Inlet Hose Replacement (LT1 V18)
- Auxiliary Radiator Inlet Hose Replacement (LGX with V18)
- Auxiliary Radiator Inlet Hose Replacement (LTG with V18)
- Radiator Outlet Hose Replacement (LT1 V18 V03)
- Radiator Outlet Hose Replacement (LGX without V18)
- Radiator Outlet Hose Replacement (LGX with V18)
- Radiator Outlet Hose Replacement (LTG without V18)
- Radiator Outlet Hose Replacement (LTG with V18)
- Radiator Outlet Hose Replacement (LGX with KC4 without V18)
- Charge Air Cooler Replacement - Left Side (LGX with V18)
- Charge Air Cooler Replacement - Left Side (LT1 V18)
- Charge Air Cooler Replacement - Left Side (LTG with V18)
- Charge Air Cooler Replacement - Right Side (LGX with V18, LT1)
- Charge Air Cooler Replacement - Right Side (LTG with V18)
- Radiator Upper Bracket Replacement - Left Side (LGX LTG)
- Radiator Upper Bracket Replacement - Left Side (LT1)
- Radiator Upper Bracket Replacement - Right Side (LGX LTG)
- Radiator Upper Bracket Replacement - Right Side (LT1)
- Engine Oil Cooler Replacement (LT1)
- Engine Oil Cooler Replacement (LGX)
- Engine Oil Cooler Replacement (LTG)
- Engine Oil Cooler Adapter Replacement (LGX)
- Engine Oil Cooler Adapter Replacement (LTG with Y4Q)
- Engine Oil Cooler Pipe/Hose Quick Connect Fitting Replacement (LT1)
- Engine Oil Cooler Pipe/Hose Quick Connect Fitting Replacement (LGX)
- Engine Oil Cooler Pipe Replacement (LGX, Inlet)
- Engine Oil Cooler Pipe Replacement (LGX, Outlet)
- Engine Oil Cooler Pipe Replacement (LTG with Y4Q)
- Engine Oil Cooler Inlet Pipe Replacement (LGX)
- Engine Oil Cooler Hose/Pipe Replacement (LT1)
- Auxiliary Engine Oil Cooler Replacement (LTG with Y4Q)
- Engine Coolant Fan Replacement (LGX Without V03)
- Engine Coolant Fan Replacement (LGX With V03)
- Engine Coolant Fan Replacement (LT1 V18)
- Engine Coolant Fan Replacement (LTG without V18)
- Engine Coolant Fan Replacement (LTG with V18)
- Turbocharger Coolant Feed Pipe Replacement (LTG with Y4Q)
- Turbocharger Coolant Return Pipe Replacement (LTG)
- Water Pump Inlet Pipe Replacement (LGX)
- Engine Coolant Thermostat Housing Replacement (LGX)
- Engine Coolant Thermostat Housing Replacement (LTG)
- Engine Coolant Manifold Replacement (LT1)
- Engine Coolant Air Bleed Pipe Replacement (LGX)
- Engine Coolant Air Bleed Hose Replacement (LGX)
- Water Outlet Replacement (LGX)
- Water Outlet Replacement (LT1)
- Water Outlet Replacement (LTG)
- Thermostat Bypass Pipe Replacement (LTG without Y4Q)
- Thermostat Bypass Pipe Replacement (LTG with Y4Q)
- Heater Inlet And Outlet Pipe Replacement (LGX)
- Water Pump Pulley Replacement (LGX)
- Water Pump Replacement (LGX)
- Water Pump Replacement (LT1)
- Water Pump Replacement (LTG)
- Radiator Drain Plug Replacement (LT1)
- Radiator Drain Plug Replacement (LGX)
- Radiator Drain Plug Replacement (LTG)
- Radiator Replacement (LT1)
- Radiator Replacement (LGX)
- Radiator Replacement (LTG without V18)
- Radiator Replacement (LTG with V18)
- Radiator Lower Insulator Replacement
- Radiator Air Lower Baffle Replacement (LGX Without V03)
- Radiator Air Lower Baffle Replacement (LGX With V03)
- Radiator Air Lower Baffle Replacement (LT1)
- Radiator Air Lower Baffle Replacement (LTG without V18)
- Radiator Air Lower Baffle Replacement (LTG with V18)
- Radiator Air Side Baffle Replacement - Left Side (LGX LTG)
- Radiator Air Side Baffle Replacement - Left Side (LT1)
- Radiator Air Side Baffle Replacement - Right Side (LGX)
- Radiator Air Side Baffle Replacement - Right Side (LTG LT1)
- Radiator Air Upper Baffle and Deflector Replacement (LGX)
- Radiator Air Upper Baffle and Deflector Replacement (LT1)
- Radiator Air Upper Baffle and Deflector Replacement (LTG)
- Coolant Heater Replacement (LTG)
- Coolant Heater Cord Replacement (LTG)
- Description and Operation
- Special Tools and Equipment