What does TC mean when displayed on a vehicle?

1 Answers
KyleMarie
07/29/25 7:50pm
TC stands for Traction Control System, which enhances the vehicle's passability. When the ABS (Anti-lock Braking System) detects wheel slippage, it applies braking to the slipping wheel to prevent traction loss. During system operation, the yellow TC indicator on the dashboard flashes to alert the driver. Below is more information about the Traction Control System: 1. The Traction Control System is also known as the Track Control System. When braking on slippery surfaces, wheels may skid, potentially causing loss of directional control. Similarly, during acceleration or sudden starts, drive wheels may slip, especially on icy or slippery roads, leading to dangerous loss of control. The Traction Control System is designed to address these issues. 2. The Traction Control System uses electronic sensors to detect when driven wheels rotate slower than non-driven wheels (indicating slippage). It then sends signals to adjust ignition timing, reduce throttle opening, downshift, or apply braking to stop wheel slippage. 3. The Traction Control System improves driving stability, acceleration performance, and hill-climbing capability.
Was this review help?
19
1
Share
More Forum Discussions

What Are the Causes of Abnormal Brake Noise in Cars?

Car brake abnormal noise is caused by: using inferior or overly hard brake pads, and the presence of sand or foreign objects between the brake pads and brake discs. Using inferior or overly hard brake pads: When the brake pads rub against the brake discs, they produce a squeaking noise. Therefore, it is essential to use high-quality brake pads when replacing them. The abnormal noise will gradually disappear as the brake pads and discs wear in, and the braking force will also improve, requiring no special treatment. However, hard braking should be avoided as much as possible, as it can accelerate the wear of the brake pads and discs, affecting their long-term service life. Presence of sand or foreign objects between the brake pads and brake discs: During normal driving, it is inevitable to encounter some complex road conditions. Due to the unique design of disc brakes, some sand or foreign objects may get between the brake pads and discs, causing abnormal noise when braking. You can try slamming on the brakes a few times to help expel the particles. Brake pad installation issues: After installing the brake pads, the calipers need to be properly adjusted. Issues such as the brake pads being too tightly fitted to the calipers or being installed backward can cause abnormal brake noise. Try reinstalling the brake pads or applying grease or specialized lubricant to the connection between the brake pads and calipers to resolve the issue.
6
5
Share

What brand is the Buick Excelle transmission?

The manufacturer of the Buick Excelle transmission is Aisin. Established in 1969, Aisin is a world-renowned professional developer and manufacturer of automotive automatic transmissions. In the field of automotive automatic transmissions, Aisin's products hold the world's highest market share. The Buick Excelle transmission uses either a CVT continuously variable transmission or a 5-speed manual transmission. The continuously variable transmission does not have specific gears. In operation, it is similar to an automatic transmission, but the change in speed ratio differs from the gear-shifting process of an automatic transmission—it is continuous, thus providing sustained and smooth power transmission. For the Buick Excelle's transmission in daily use, the following points should be noted: Do not go too long without changing the transmission oil. Prolonged failure to change the transmission oil can lead to damage to internal components such as bearings and the housing; Avoid prolonged coasting in neutral. When driving a manual transmission model, many 'experienced drivers' tend to coast in neutral, but for automatic transmission models, coasting in neutral can cause the automatic transmission to overheat, and shifting back into D gear can create a certain impact; Never shift into D/R gear before the vehicle has come to a complete stop. Many drivers, to demonstrate their 'smooth' operation, shift directly into reverse gear before the vehicle has fully stopped, which can cause significant damage to the transmission gears and, over time, lead to gear grinding and other faults; Do not frequently climb steep slopes in D gear. When facing steep slopes, automatic transmission vehicles often overheat due to high load or shift up too early, resulting in insufficient climbing power. In such cases, manual mode can be used to limit low gears or sport mode to protect the transmission; Do not tow over long distances. When an automatic transmission vehicle breaks down, a flatbed tow truck should be used to move the vehicle onto the tow platform while it is in N gear. Towing ropes or direct towing by another vehicle should not be used.
6
2
Share

How fast can you go by flooring the throttle in first gear?

Normally, the maximum speed in first gear can reach 45 km/h, which is related to the engine displacement and tuning. Taking a 1.6L manual transmission car as an example, when the engine reaches the maximum speed of 6000 r/min, first gear can reach 45 km/h, second gear can reach a maximum speed of 81 km/h, third gear can reach a maximum speed of 133 km/h, fourth gear can reach 183 km/h, and fifth gear can reach a speed of 230 km/h. The engine speed, gear, and vehicle speed should be matched. When the speed matches the gear, the car's performance is at its best, and the thermal efficiency of the fuel is the highest. If the speed does not match the gear, such as high speed with low gear or low speed with high gear, it will not only increase fuel consumption but also cause damage to the engine and transmission, leading to irreversible harm to the vehicle. Therefore, the gear and speed must be matched during driving. First gear is used for normal starting, with a speed generally around 10 km/h. Second gear is a transitional gear for acceleration after starting or for low-speed driving, with a speed generally around 20 km/h. Third gear is used for speeds between 20-40 km/h and is commonly used for city driving. Fourth gear can be used for speeds between 40-60 km/h. Fifth gear is used for speeds above 60 km/h.
3
4
Share

How Many Kilometers Should Manual Transmission Gear Oil Be Changed?

Manual transmission gear oil is generally changed every 60,000 kilometers, which can effectively improve the efficiency of gear transmission of engine power. Gears are mechanical components with teeth on the rim that can continuously engage to transmit motion and power. They are toothed mechanical parts that can mesh with each other, with the diameter of the large gear being twice that of the small gear. Gear Oil Classification: Currently, the viscosity classification of domestic vehicle gear oils adopts the SAE viscosity classification, which can be divided into seven viscosity grades: 70W, 75W, 80W90, 85W90, 85W140, 90, and 140. SAE is the gear oil viscosity grade classification standard established by the Society of Automotive Engineers (SAE). W indicates low-temperature gear oil, 80 represents low-temperature viscosity—the smaller the number, the lower the viscosity, the better the fluidity, and the stronger the low-temperature performance. 90 represents high-temperature viscosity—the larger the number, the higher the high-temperature viscosity, and the higher the temperature resistance. API Performance Classification of Gear Oil: The American Petroleum Institute (API) has classified the performance of gear oils into levels such as GL-1, GL-2, GL-3, GL-4, GL-5, and GL-6, with corresponding labels on gear oil packaging. Among these, GL-1, GL-2, and GL-3, which are more focused on heavy-duty use, have been phased out in the market. Currently, GL-4 and GL-5 are commonly used for household vehicles. GL-5 is a higher grade than GL-4, and GL-4 is less expensive than GL-5. GL-5 contains more sulfur and is more acidic than GL-4, making GL-4 transmission oil more suitable for general manual transmission household cars.
17
0
Share

How to automatically lock the doors after leaving the 2018 Sagitar?

18 Sagitar's automatic door locking situation after leaving: When the key is outside the car and no doors or trunk are opened after unlocking, the car will automatically lock in about one minute. The automatic locking function varies depending on the vehicle model, and the triggering conditions are also different. For example, the Sagitar automatically locks when reaching a certain speed. Some models only require continuous driving for 10 seconds for the doors to automatically lock; others automatically lock as soon as the driver steps on the brake. The dimensions of the 2018 Sagitar are 4655mm in length, 1780mm in width, 1453mm in height, with a wheelbase of 2651mm.
11
5
Share

What is the reason why the right rear fog light does not light up?

The right rear fog light may not light up due to a broken circuit on the right side or a damaged fog light bulb. Related introduction: 1. Introduction: Fog lights generally refer to automotive fog lights. Automotive fog lights are installed on the front and rear of the vehicle to illuminate the road and provide safety warnings during rainy or foggy weather, improving visibility for the driver and surrounding traffic participants. 2. Function: Due to low visibility in foggy conditions, the driver's line of sight is limited. The lights can increase the operating distance, especially the strong light penetration of yellow anti-fog lights, which enhances visibility for the driver and surrounding traffic participants, allowing oncoming vehicles and pedestrians to detect each other from a greater distance.
14
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.