Can I Buy My Own Engine Oil and Have It Changed at a Repair Shop?

What are the differences between ATS and XTS?

The main difference between ATS and XTS lies in their positioning. The ATS is positioned as a performance-oriented extended midsize sedan, while the XTS leans more towards comfort as a full-size sedan. Relevant details are as follows: 1. The ATS is rear-wheel drive, which provides particularly strong power, and its chassis performance is also excellent. The ATSL is equipped with a 2.0-liter turbocharged engine featuring direct fuel injection technology and an aluminum alloy cylinder head and block. This engine is paired with an 8-speed automatic transmission. 2. The XTS adopts a front-engine, front-wheel-drive layout, and the overall precision of the vehicle is outstanding. The front suspension uses a MacPherson strut independent suspension, while the rear suspension employs a multi-link independent suspension.

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What is the L gear in a car used for?

L gear is the low-speed mode of the transmission. Here is a detailed introduction to specific car gears: 1. P gear is the parking gear: When the gear lever is in the P gear position, the transmission is in neutral internally, but the output shaft is mechanically locked. At this time, the car will stop in place even without pressing the brake, and it is generally used for long-term parking. When engaging the P gear, the car must be completely stationary. Do not engage P gear when the car is not fully stopped, and always apply the handbrake. When parking on a slope, first apply the handbrake and then engage P gear. 2. R gear is the reverse gear: When the gear lever is in the R gear position, the rotation direction of the transmission's output shaft is opposite to that of the engine, allowing the car to move backward. When engaging R gear, the car must be completely stationary. Do not engage R gear when the car is not fully stopped. 3. N gear is the neutral gear: When the gear lever is in the N gear position, the gears inside the transmission are in free rotation, and the clutch is not engaged, resulting in minimal load on the transmission. N gear is generally used for short-term parking, such as waiting at a red light, and the transmission should also be in N gear when the car is being towed. 4. D gear is the drive gear: When the gear lever is in the D gear position, the gears inside the transmission automatically switch between the lowest and highest gears based on factors such as vehicle speed and throttle opening, following preset shifting patterns. In most cases, D gear can be used for driving.

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How to Engage Reverse Gear in a Van?

To engage reverse gear in a van, simply shift the gear lever to the R position. Relevant information is as follows: 1. The R position is the reverse gear. Shift to R and press the accelerator to make the vehicle move backward. 2. For manual transmission vehicles, you must depress the clutch pedal to shift gears. The driver manually operates the gearshift, requiring clutch engagement for each gear change. Typically in manual transmissions: 1st gear is top-left, 2nd gear bottom-left, 3rd gear upper-middle, 4th gear lower-middle, 5th gear top-right, and R (reverse) bottom-right. The central position is neutral (N), used when parking or waiting at traffic lights. 3. Automatic transmission vehicles don't have a clutch pedal - the driver can shift directly. During driving, no manual gear changes are needed as the onboard computer automatically handles shifting.

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What is the difference between 0w20 and 5w30 fully synthetic engine oil?

0w20 and 5w30 differ in low-temperature applicability and viscosity. Here are the details: Different low-temperature applicability: 0w20 has a low-temperature startup performance rating of 0; 5w30 has a low-temperature startup performance rating of 5. Different viscosity: 0w20 has a viscosity rating of 20; 5w30 has a viscosity rating of 30. Meaning of 'W' in engine oil classification: The 'W' in engine oil classification stands for Winter. The smaller the number before W, the better the oil's low-temperature fluidity. The larger the number after W, the better its high-temperature protection performance. Engine oil is the lubricant used in engines. Base oil is the main component of lubricating oil, determining its basic properties. Additives can compensate for and improve deficiencies in base oil performance, giving it certain new characteristics.

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Is There Any Impact from Mixing 92 and 95 Octane Gasoline?

92 octane gasoline and 95 octane gasoline should not be mixed because they have different isooctane contents. 92 octane gasoline is suitable for engines with low compression ratios, while 95 octane gasoline is suitable for engines with high compression ratios. If 92 octane gasoline is added to a car that requires 95 octane gasoline, it may cause abnormal combustion, leading to engine knocking. Knocking not only damages the combustion chamber but also directly affects the normal operation of the engine, and in severe cases, it may cause engine damage. Conversely, if 95 octane gasoline is added to a car that requires 92 octane gasoline, although it won't damage the engine, it is a waste since 95 octane gasoline is more expensive than 92 octane. Differences between 92, 95, and 98 octane gasoline: Standard gasoline is composed of isooctane and n-heptane. Isooctane has good anti-knock properties, with an octane rating of 100, while n-heptane has poor anti-knock properties and is prone to knocking in gasoline engines, with an octane rating of 0. If the gasoline is labeled as 92 octane, it means the gasoline has the same anti-knock properties as standard gasoline containing 92% isooctane and 8% n-heptane. The same principle applies to 95 and 98 octane gasoline. How to handle adding the wrong gasoline: If the gasoline added has a higher octane rating than the car's requirement (e.g., 95 octane instead of 92 octane), simply consume it normally and then switch back to 92 octane gasoline afterward. If the gasoline added has a lower octane rating than the car's requirement (e.g., 92 octane instead of 95 octane), you can add a high anti-knock fuel additive. Alternatively, you can drain the fuel tank and refill it with 95 octane gasoline. To determine the correct gasoline for your car, refer to the vehicle's user manual or check the fuel grade labeled on the fuel tank cap.

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What does it mean when the TC light comes on in a Cadillac?

When the TC light comes on in a Cadillac, it indicates that the Traction Control system has been turned off. TC stands for Traction Control. The Traction Control system is a standard feature in almost every vehicle and plays a crucial role in ensuring driving stability and safety. The Traction Control system activates when the drive wheels experience slippage. In such cases, the system limits the engine's power output and applies braking to the slipping wheels, preventing further slippage and helping the tires regain better traction for smoother driving. There are several similar auxiliary systems in vehicles, such as the Brake Force Distribution system, ESP (Electronic Stability Program), and ABS (Anti-lock Braking System).

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Can I Buy My Own Engine Oil and Have It Changed at a Repair Shop?

What are the differences between ATS and XTS?

What is the L gear in a car used for?

How to Engage Reverse Gear in a Van?

What is the difference between 0w20 and 5w30 fully synthetic engine oil?

Is There Any Impact from Mixing 92 and 95 Octane Gasoline?

What does it mean when the TC light comes on in a Cadillac?

What Are the Reasons for a Fuel Tank Cap Not Locking?

What Are the Reasons for Being Unable to Shift Gears?

Why is the Vehicle Stability Control System Light On?

How to Quickly Solve a Car That Won't Start?