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Car overheating in the Florida heat: what to do right now

November 14, 2026 · 3 min read

Turn off the A/C, turn the heater on high, pull over safely and shut off the engine. Never open the radiator cap while hot. Let the engine cool before checking coolant, and get a tow if it keeps overheating.

Tampa heat, stop-and-go traffic and A/C running all day are hard on a cooling system. If your temperature gauge starts climbing, act fast to avoid serious engine damage.

What do I do the moment the gauge goes up?

  1. Turn off the A/C to reduce the load on the engine.
  2. Turn the heater on high. It’s uncomfortable, but it pulls heat away from the engine.
  3. Pull over as soon as it is safe and turn off the engine.
  4. Turn on your hazard lights.

Can I open the hood and radiator?

You can open the hood once you are safely stopped, carefully. Never open the radiator cap or coolant reservoir while the engine is hot. The coolant is under pressure and can cause serious burns. Wait until the engine has cooled down completely.

What are common causes of overheating?

  • Low coolant from a leak.
  • A failed radiator fan.
  • A broken water pump or thermostat.
  • A cracked hose.

Look for puddles under the car or steam from a specific spot. That information helps your mechanic.

Can I keep driving?

Driving an overheating engine can warp parts and lead to very expensive repairs. If the temperature goes back up after cooling down, or you see a leak, it is safer to have the car towed.

Dala Multiservices tows overheated vehicles to your home or mechanic anywhere in Tampa and nearby cities, 24/7. Call (813) 293-3415.

Stuck right now?

Roadside assistance

Call (813) 293-3415