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Does a Truck Consume Much Fuel When Idling with Air Conditioning On?

2 Answers

LeLena

07/29/25 8:17am

A truck does not consume much fuel when idling with the air conditioning on. Here are the specific details: 1. There are extra belt grooves on the engine: The engine body also has extra screw mounting holes, so air conditioning can be installed. 2. Install an air conditioning compressor: The principle of air conditioning is the same. Just go to a place that provides air conditioning installation services. They will install an air conditioning compressor on the engine, an evaporator in the cab, and find an empty space under the vehicle to install a condenser, along with some dryers, liquid storage tanks, high-pressure pipes, air conditioning switches, etc. 3. The truck itself has high power: When driving, turning on the air conditioning has a minimal impact on fuel consumption.

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AubreyLee

08/12/25 11:28am

As a small truck driver, I often turn on the air conditioning to cool down while waiting for cargo in the summer, but I've noticed it really consumes a lot of fuel. Since the truck's engine needs to run to power the air conditioning compressor, idling while parked burns fuel. My truck is a medium-sized one, and I tested it last time—running the AC while idling for an hour consumed about 0.6 liters of fuel, which translates to 40-50 yuan wasted. Now, I try to park in the shade or make do with a small fan. It's not as comfortable as AC, but it saves a lot of money. Also, remember to check the engine temperature—prolonged idling can lead to overheating and damage components. Over time, you learn that these small details can really cut costs, especially when fuel prices are high.

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