Inspect Car Cooling System Before Summer

Cost Savings

Checklist Tasks

• Check coolant level and color in radiator and tank; top up if needed.
• Inspect radiator fins for bent or clogged spots and carefully clean for airflow.
• Squeeze radiator hoses for soft or swollen areas; replace if found.
• Test radiator cap with pressure tester to ensure it holds specified pressure.
• Examine water pump for leaks or abnormal noises indicating failure.
• Look for white deposits at clamps or thermostat housing signaling leaks.
• Warm engine and watch for quick temp spikes, suggesting stuck thermostat.
• Check serpentine belt for cracks or glazing; replace if worn.
• Flush and refill coolant if old, rusty, or contaminated.
• Check heater core hoses and carpets for leaks or dampness inside car.
• Verify radiator fan by idling with A/C on and watching fan operation.
• Scan for engine codes related to coolant sensors or fan issues.