Does Coolant Make Your AC Colder

No, engine coolant does not directly make your car’s AC colder. The air conditioning (AC) system relies on refrigerant, not coolant, to cool the air inside your car. However, coolant can indirectly affect AC performance if your engine is overheating. How Coolant Affects AC Performance 🔹 ✅ Prevents Engine Overheating – If the engine runs…