Problems not requiring disassembly of the cooling system:
• | Large obstructions that block the radiator or the condenser |
• | Ice, mud, or snow-remove |
• | Engine oil overfill-check engine oil dipstick |
• | Incorrect radiator for application-install the correct radiator |
• | Missing or damaged air baffle or lower air deflector-repair or
replace as necessary |
Problems requiring disassembly of the cooling system:
• | An incorrect or damaged fan-repair or replace as necessary |
• | Faulty emission system components (could cause overheating at
idle)-replace the faulty component |
• | Pressure check cooling system with the pressure radiator cap installed |
• | Faulty coolant pump-replace the coolant pump |
• | The timing chain/belt cover |
• | The intake manifold gasket |
• | Plugged coolant passages in the cylinder head(s)-remove the head(s)
and check visually |