Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2005MALIBU LSREPAIR AND DIAGNOSISENGINE MECHANICALCOOLING SYSTEM (MECHANICAL)ENGINE COOLING SYSTEM
2005 Chevrolet Malibu LS
Engine Cooling System
2005 Chevrolet Malibu LSSECTION Engine Cooling System
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Engine Cooling
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- DTC P0480, P0481, P0691, P0692, P0693, or P0694 (LX9)
- DTC P0480, P0481, P0691, P0692, P0693, or P0694 (L61)
- DTC P1258
- Symptoms - Engine Cooling
- Engine Coolant Temperature Indicator Always On
- Low Engine Coolant Indicator Always On
- Cooling Fan Always On
- Cooling Fan Inoperative (LX9)
- Cooling Fan Inoperative (L61)
- Engine Overheating
- Loss of Coolant
- Thermostat Diagnosis
- Coolant Heater Inoperative
- Engine Fails To Reach Normal Operating Temperature
- Pressure Cap Testing
- Cooling System Leak Testing
- Repair Instructions
- Draining and Filling Cooling System (L61)
- Draining and Filling Cooling System (LX9)
- Flushing (L61)
- Flushing (LX9)
- Radiator Cleaning
- Surge Tank Replacement
- Surge Tank Hose/Pipe Replacement - Inlet (L61)
- Surge Tank Hose/Pipe Replacement - Inlet (LX9)
- Surge Tank Hose/Pipe Replacement - Outlet (L61)
- Surge Tank Hose/Pipe Replacement - Outlet (LX9)
- Radiator Hose Replacement - Inlet (L61)
- Radiator Hose Replacement - Inlet (LX9)
- Radiator Hose Replacement - Outlet (L61)
- Radiator Hose Replacement - Outlet (LX9)
- Cooling Fan and Shroud Replacement (L61)
- Cooling Fan and Shroud Replacement (LX9)
- Thermostat Housing Replacement (LX9)
- Thermostat Housing Replacement (L61)
- Thermostat Replacement (L61)
- Thermostat Replacement (LX9)
- Thermostat Bypass Pipes Replacement
- Water Pump Replacement (L61)
- Water Pump Replacement (LX9)
- Radiator Replacement (L61)
- Radiator Replacement (LX9)
- Radiator Support Bracket Replacement
- Radiator Air Baffle and Deflector Replacement - Lower
- Radiator Air Baffle and Deflector Replacement - Side (L61)
- Radiator Air Baffle and Deflector Replacement - Side (LX9)
- Radiator Air Baffle and Deflector Replacement - Upper
- Coolant Heater Replacement (L61)
- Coolant Heater Replacement (LX9)
- Coolant Heater Cord Replacement (L61)
- Coolant Heater Cord Replacement (LX9)
- Description and Operation
- Special Tools and Equipment
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
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Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.