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What is the fuel consumption of the old Buick LaCrosse?

2 Answers

Andrew

09/05/25 5:42am

The fuel consumption of the old Buick LaCrosse is 8L-10L/100km. Frequent use of the S-gear may lead to increased fuel consumption, and the engine operating at high speeds for prolonged periods can cause some wear and tear. Although not significant, it is not conducive to engine maintenance and longevity. Therefore, it is recommended to avoid prolonged use of the S-gear to both reduce fuel consumption and protect the engine. Below is an introduction to factors affecting fuel consumption: 1. Advanced automotive technology is crucial for fuel efficiency: The vehicle's own weight, car design, and engine thermal efficiency are three key automotive technologies related to fuel consumption. 2. Good vehicle condition is fundamental to fuel saving: In addition to regular cleaning, it is important to pay attention to the vehicle's condition, perform regular maintenance, and timely repairs. 3. Develop good driving habits; poor driving habits often waste fuel unconsciously: For example, carrying too many unnecessary items in the vehicle, preferring to drive with windows open at high speeds, and frequently accelerating or decelerating sharply. 4. Impact of driving roads: According to statistics, driving in urban conditions consumes 20% more fuel than on test tracks, mainly due to frequent starts, stops at traffic lights, and gear shifting for acceleration and deceleration.

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StGianna

09/17/25 6:06am

I've driven several older Buick LaCrosse models, like those from 2005 to 2010, and they were definitely not fuel-efficient. Mine had a 3.0L V6 engine, consuming about 14-15 liters per 100 kilometers in city driving. On highways, it could drop to around 10 liters, but the overall average was over 12 liters per 100 kilometers, which added up to an extra 300-400 yuan in fuel costs per month. The car was spacious and stable, with good safety performance, but it guzzled fuel quickly, especially when using the AC in summer. Proper maintenance, like frequent air filter changes and keeping tire pressure optimal, could save about 5% on fuel, but it couldn't fundamentally change the high energy consumption. If you're considering driving these older models, be prepared for higher fuel expenses or think about modifications to ease the burden.

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