Mercedes GLS AC Not Cooling Repair in Hyderabad | GarageNation

Is your Mercedes GLS showing signs of ac not cooling? GarageNation specialises in diagnosing and repairing this problem on the Mercedes GLS (SUV, Petrol) in Hyderabad. Urgency: Soon. Book within the next 1–2 weeks before the problem worsens. Estimated repair cost: ₹1,500 – ₹35,000.

Symptoms of AC Not Cooling in Mercedes GLS

Why Mercedes GLS Is Prone to AC Not Cooling

The Mercedes GLS uses a 3.0 M256 inline-6 EQ Boost (367 bhp GLS450) and is classified as a suv. Based on our workshop experience with Mercedes GLS in Hyderabad: E-ACTIVE suspension electronic valve block leak. We also see ac not cooling in vehicles that share similar engine architecture to the Mercedes GLS.

Top Causes of AC Not Cooling in Mercedes GLS

How We Diagnose AC Not Cooling on Mercedes GLS

Prevention

Run AC for 10 minutes weekly even in winter to keep compressor seals lubricated and prevent refrigerant loss.

Frequently Asked Questions

What is AC gas refill cost in Hyderabad?

AC gas refill at GarageNation Hyderabad costs ₹1,500–₹3,500 for R134a refrigerant top-up. But if the gas is low, there is always a leak — we do UV dye leak detection (₹800 extra) to find and fix it, otherwise gas needs to be topped up again within 6–12 months.

Why does AC cool but then get warm?

AC that cools initially but warms up usually indicates the compressor is overloading from low refrigerant pressure and the pressure switch is cutting it off. Other causes: a refrigerant overcharge causing high pressure cutout, or a failing compressor clutch slipping once it heats up.

What does Mercedes GLS ac not cooling repair cost in Hyderabad?

Mercedes GLS ac not cooling repair at GarageNation ranges from ₹1,500 – ₹35,000. The exact cost depends on which component is at fault — we diagnose first and provide a written quote before any repair. Free pickup from your location across Hyderabad.

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