Where is the Cadillac trunk button located?

What are the differences between the Mercedes-Benz GLB and GLC?

The main differences between the Mercedes-Benz GLB and GLC are their prices and features. The specific differences are as follows: 1. The GLC has a conventional design, while the GLB has a more rugged exterior. 2. The GLC is equipped with a 2.0T engine, whereas the GLB has a 1.3T engine. 3. In terms of price, the GLB is cheaper than the GLC. The GLB offers a seven-seat SUV option. 4. The GLC does not have a seven-seat model. The GLB has a smaller overall size but offers more interior space than the GLC, with a larger trunk in the five-seat configuration. 5. The GLB provides ample space for both front and middle-row seats, while the GLC has less space in these areas.

11

2

Share

What is the compression ratio of gasoline and diesel engines?

The compression ratio of a gasoline engine is 1:10, while that of a diesel engine is 1:23. Below is an introduction to compression ratio: 1. Introduction: Compression ratio indicates the degree to which the gas in the cylinder is compressed when the piston moves from the bottom dead center to the top dead center, represented by ε. 2. Research Purpose: During the operation of an internal combustion engine, as the air and fuel in the cylinder decrease, the ignition of the engine tends to become abnormal. With an increase in the air-fuel mixture, knocking is more likely to occur, thus limiting efficiency. As one of the key parameters affecting factors such as torque, fuel economy, and emission indicators, the compression ratio is crucial in addressing this issue. Therefore, selecting an appropriate compression ratio to achieve a balance among these parameters is an important way to enhance the performance of internal combustion engines.

19

2

Share

Why is the windshield wiper not cleaning properly?

The reasons why the windshield wiper is not cleaning properly are: 1. Oil film on the glass, which requires manual cleaning of the front windshield, and glass cleaner can be used; 2. Check if the wiper has hardened, and the wiper blade needs to be replaced or cleaned; 3. Wiper arm angle issue, which requires using an adjustment wrench to clamp the wiper and then slowly roll it to adjust it to a straight state. The method to replace the wiper is: 1. Lift the wiper arm from the windshield; 2. Press and hold the release lock pin, then move the wiper blade along the wiper arm; 3. Remove the wiper blade; 4. Insert the new wiper blade into the wiper arm until a click sound is heard.

11

3

Share

Is it harmful if 1 liter of diesel is accidentally added to a gasoline car?

Generally, the fuel tank capacity of most car models exceeds 50 liters. If 1 liter of diesel is accidentally added, the mixing ratio is approximately 2%. This mixture is equivalent to adding some impurities to the gasoline, and the diesel will completely dissolve in the gasoline, causing almost no impact on the car. Here is additional information: The differences between gasoline and diesel: Diesel has a higher carbon content and greater density than gasoline, which means the same mass of diesel will burn longer—in other words, diesel is more "fuel-efficient" compared to gasoline. Renrenche notes that diesel engines, which use compression ignition, have a higher energy conversion ratio than gasoline engines that use spark plugs, consuming nearly half the energy of gasoline engines. Renrenche also highlights that diesel, due to its higher thermal efficiency, releases more heat per unit volume than gasoline when burned.

14

3

Share

What is the main purpose of a transmission?

Transmission is primarily used to alter the speed and torque from the engine. It can fix or change the gear ratio between the output shaft and input shaft in steps, hence also known as a gearbox. The transmission consists of two main parts: the gear transmission mechanism and the gear shifting mechanism. The main function of the gear transmission mechanism is to change the magnitude and direction of torque and speed, while the main function of the shifting mechanism is to control the transmission mechanism to achieve changes in the gear ratio, i.e., to shift gears for speed and torque variation. Automotive transmissions are divided into manual and automatic types. Manual transmissions mainly consist of gears and shafts, achieving speed and torque variation through different gear combinations. Automatic transmissions (AT), on the other hand, are composed of a torque converter, planetary gears, a hydraulic torque variation system, and a hydraulic control system, achieving speed and torque variation through hydraulic power transmission and gear combinations.

8

5

Share

How to Check if a Car is Imported?

Methods to check if a car is imported: 1. Look at the brand - some car brands exclusively sell imported vehicles, such as Lexus, Porsche, Ferrari, etc.; 2. Determine by the VIN (Vehicle Identification Number) - those starting with 'L' are domestically produced, while others are imported; 3. Check the vehicle's nameplate - it usually directly states the manufacturing location of the car. Any vehicle not manufactured domestically can be considered an imported car. Imported cars refer to vehicles entirely manufactured abroad and then shipped to China for sale, with no Chinese involvement in the entire process, whether in terms of technology or materials. Currently, there are two common types of imported cars: one is the original manufacturer-authorized imports sold at 4S stores, and the other is parallel imports, which can be understood as purchasing on behalf.

12

4

Share

Where is the Cadillac trunk button located?

What are the differences between the Mercedes-Benz GLB and GLC?

What is the compression ratio of gasoline and diesel engines?

Why is the windshield wiper not cleaning properly?

Is it harmful if 1 liter of diesel is accidentally added to a gasoline car?

What is the main purpose of a transmission?

How to Check if a Car is Imported?

Is It Serious If the Half Shaft Dust Cover Is Seeping Oil?

Under what circumstances does Audi's active braking system activate?

New Focus Coolant Replacement Tutorial?

Where is the location to add windshield washer fluid in a Volkswagen Sagitar?