The Importance of Regular Engine Oil Changes for Your Car

Changing the engine oil is one of the most important ways to maintain your car’s performance. In this article, we’ll guide you through the best practices for changing your car's oil and when it should be replaced.

What Is the Maximum Duration for Changing Your Car's Oil?

To determine the maximum duration for changing your car's oil, several factors that affect the engine’s lifespan should be taken into account, such as:

1. Type of Oil
There are various types of engine oils, including synthetic oil, semi-synthetic oil, and conventional oil. Generally, synthetic and semi-synthetic oils provide better protection and performance for a longer period compared to conventional oils.

2. Operating Conditions
The environment in which you drive your car significantly affects the oil’s lifespan. Driving in harsh conditions such as extreme temperatures or dusty environments may require more frequent oil changes.

3. Type of Fuel
The quality and cleanliness of the fuel play an important role in the longevity of engine oil. Contaminated fuel or fuel containing impurities can degrade the oil, shortening its useful life. It's recommended to use high-quality lubricants to maintain the car's efficiency.

4. Driving Style
The way you drive is another important factor in determining the oil's lifespan. Moderate driving with appropriate speeds helps reduce oil degradation, maintaining its quality for a longer time.

When Is the Right Time to Change Your Car’s Oil?

Knowing the right time to change your car’s oil is crucial as it directly impacts the vehicle’s performance and engine protection. Several factors influence the timing for an oil change:

It's essential to change the oil after driving between 4,800 to 16,000 kilometers.
In winter, it is advised to change the oil after covering 6,000 kilometers, while in summer, it is recommended to change the oil between 3,000 and 5,000 kilometers.
Specific conditions, such as carrying heavy loads, driving on uneven roads for long distances, or living in extreme hot or cold regions, may require earlier oil changes.
The type of engine also plays a role in determining the oil change interval. Older engines or those frequently exposed to high speeds may consume more oil.

What Are the Risks of Delaying an Oil Change?

Delaying an oil change can lead to significant engine damage, causing the car owner to pay for repairs that could exceed the cost of an oil change. Other consequences of neglecting oil changes include:

Engine Failure: The engine contains moving metal parts, and when the oil is not changed for an extended period, friction between these parts increases.
Excessive Heat: The friction between engine parts raises the engine's temperature, which may cause permanent damage to the engine.
Increased Wear: As oil degrades, it loses its ability to lubricate effectively, causing increased wear on the engine components.

The Best Way to Change Your Car's Oil

To change your car’s oil correctly, follow these steps:

Ensure the car is parked on a flat surface, then start the engine for a few minutes to warm up the oil.
Place an oil pan beneath the oil drain plug, then use a socket wrench to loosen the plug counterclockwise.
Allow the oil to drain slowly into the pan until it is fully empty.
Carefully remove the old oil filter.
Clean the area around the oil filter, then install a new filter.
Use a funnel to pour the correct amount of new oil into the engine.
Start the engine for a short time to allow the new oil to circulate properly throughout the engine.
Use the dipstick to check the oil level, ensuring it is within the recommended range.
Replace the oil cap and any filters, and clean up by disposing of the old oil and filters in a plastic bag.

Signs That Your Engine Oil Has Expired

It’s important to recognize the signs that indicate the engine oil has reached the end of its useful life:

Low Oil Level: Check the oil level using the dipstick. If it's below the recommended level, the oil needs to be changed.
Dark and Dirty Oil: If the oil appears dark and contaminated, it has likely been polluted with impurities and needs to be replaced.
Burnt Oil Smell: A burnt smell may indicate that the oil has broken down and expired.
Increased Oil Consumption: If you notice your oil level dropping more frequently between oil changes, the oil may be deteriorating.
Unusual Engine Noises: Strange noises like knocking sounds may be a result of low oil levels or degraded oil.

Tips and Recommendations for Changing Your Car's Oil

Here are some helpful tips to keep in mind when changing your car’s oil:

Pre-check the Oil Condition: It's best to inspect the oil before deciding to change it. Sometimes, the oil may not need replacement if it’s still in good condition.
Ensure the Correct Oil Type: Choose the right oil for your car to avoid future issues.
Add the Correct Oil Amount: Adding too much or too little oil can lead to problems like increased pressure or engine damage.
Use a Proper Funnel: A proper funnel directs the oil into the engine’s oil cap to avoid spills and leaks.
Use the Right Oil Filter: Make sure the oil filter is compatible with your car’s model and is an original part to ensure efficient lubrication and prevent clogging of oil passages.

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Launch event of the new 2026 Commander

As part of strengthening strategic partnerships among leading companies in the automotive sector, Saleh Cars Group, in collaboration with Petromin, hosted a distinguished official event to unveil the all-new Commander 2026 model.

The ceremony was attended by:

Terence Patrick Perrin – Chief Executive Officer
Rami Hankir – Senior Executive Director
Elias Abu Hasira – Executive Director of Wholesale Sales
Rohit Verma – Executive Director of Marketing

Alongside a number of automotive industry enthusiasts.

The event took place at Saleh Cars Group’s headquarters in Riyadh – Al Thumama Branch, at 3:30 PM on Tuesday, October 14, 2025.

The launch showcased the vehicle’s latest features and advanced technologies, reflecting both companies’ vision to deliver cutting-edge models to the Saudi market.

Car carburetor, symptoms of damage and how to fix it

Top Signs of Failing Spark Plugs and How They Affect Your Engine

Did you know faulty spark plugs could be the hidden reason behind poor engine performance? Discover the warning signs before they lead to bigger, costly problems!

What Role Do Spark Plugs Really Play in Engine Performance?

Though small in size, spark plugs are critical to engine operation. Each cylinder is equipped with a spark plug that precisely generates a high-voltage spark, igniting the air-fuel mixture and powering the combustion process.
Over time, even the most durable spark plugs designed to withstand millions of combustion cycles can degrade. As they wear down, their ability to produce a strong, consistent spark diminishes, directly affecting engine efficiency and overall performance.

Key Signs of Failing Spark Plugs You Shouldn’t Ignore

If you notice your vehicle using more fuel to cover the same distances, worn spark plugs could be the cause. Weak or inconsistent sparks lead to incomplete combustion, wasting fuel. In such cases, a thorough inspection by a qualified technician is recommended—and full replacement may be necessary.

Struggling to start your car, especially in the morning, or experiencing sluggish acceleration and jerky movement while driving, can indicate faulty spark plugs. In severe cases, the engine may fail to start entirely, requiring towing to a repair shop.

Thick black smoke is often a sign of an imbalanced air-fuel ratio in the combustion chamber. Failing spark plugs can disrupt proper ignition, leading to unburned fuel, increased emissions, and noticeable engine roughness especially under throttle.

What Can Faulty Spark Plugs Do to Your Car?

When spark plugs start losing efficiency, the impact goes far beyond just ignition—your entire driving experience can suffer. Here are some of the most common and noticeable effects:

Reduced Engine Performance: Drivers may feel a drop in power and torque, especially during acceleration.
Unexplained Increase in Fuel Consumption: Incomplete combustion caused by weak sparks leads to higher fuel usage.
Difficult Engine Starts: Especially noticeable in cold weather or after the vehicle has been sitting overnight.
Higher Emissions: Poor combustion contributes to elevated levels of harmful exhaust gases, negatively affecting the environment.
Carbon Buildup in the Engine: Unburned fuel and residues can accumulate, accelerating wear on internal engine components.
Higher Long-Term Maintenance Costs: Ignoring faulty plugs can lead to more serious engine issues and higher repair bills.
A Rough, Uncomfortable Driving Experience: Misfires, engine hesitation, and vibrations all reduce driving comfort and reliability.

What Causes Spark Plugs to Fail Prematurely?

Spark plug failure isn’t always due to age or mileage external factors often accelerate wear and reduce their lifespan. The most common causes include:

Poor grade fuel leads to carbon buildup inside the combustion chamber, reducing spark plug efficiency and shortening their service life.
Issues like low voltage or damaged ignition wires can cause spark plugs to wear out faster than expected.
Contaminants like oil or water can damage spark plugs quickly, disrupting the ignition process or rendering the plugs unusable.
Repeated cold starts and aggressive engine revving place additional strain on spark plugs, accelerating electrode wear.

What Is the Typical Lifespan of Spark Plugs?

The lifespan of spark plugs depends on their type, build quality, engine design, and driving conditions. Generally, standard spark plugs last between 30,000 and 50,000 kilometers, while high-performance plugs such as those made of iridium or platinum can last up to 100,000 kilometers or more.
However, these figures are not universal. Actual lifespan varies depending on driving habits, fuel quality, and overall engine health. Regular inspections are key to ensuring timely replacement and avoiding performance issues.

Essential Tips to Extend the Life of Your Spark Plugs

To prolong spark plug lifespan and prevent hard-start issues, follow these simple yet effective tips:

Inspect spark plugs during every oil change to ensure optimal performance.
Premium fuel helps minimize carbon buildup and keeps the combustion chamber clean.
Frequent driving on rough terrain puts extra strain on the engine and ignition system.
Replace Filters Regularly Especially air and fuel filters, as clean filters reduce the load on spark plugs.
Watch for Early Warning Signs Such as increased fuel consumption or engine vibrations addressing issues early prevents costly repairs.

Rear-Wheel Drive (RWD) Systems, Performance and Advantages

Do you ever Wondered What Makes Rear-Wheel Drive So Fun in Sports Cars? Discover how a rear-wheel drive system influences a car’s performance — and whether it's the right choice for you in different driving conditions.

What Is Rear-Wheel Drive (RWD) in Cars?

Rear-wheel drive refers to a drivetrain system where engine power is delivered to the rear wheels of the vehicle.
This power is transmitted through several main components — starting from the transmission, moving through the driveshaft, and finally to the differential, which distributes power between the rear wheels.
RWD systems are known for their relatively simple design and more compact engine layout compared to front-wheel drive (FWD) or all-wheel drive (AWD) setups. This makes RWD particularly well-suited for performance vehicles.

Advantages of Rear-Wheel Drive (RWD)

Better Power Delivery: With power going to the rear wheels, RWD cars often provide more balanced acceleration, especially under heavy throttle, improving traction and handling dynamics.
Superior Steering Feel: Because the front wheels are dedicated solely to steering (not driving), the system offers enhanced feedback and control, especially in variable conditions like rain or snow.
Towing Capabilities: RWD places the weight closer to the driven wheels when towing trailers or caravans, resulting in better stability and steering control.
Reduced Torque Steer: RWD separates engine power from steering forces, resulting in smoother and more responsive handling.
Near 50/50 Weight Distribution: RWD allows for better balance between the front and rear axles, improving vehicle stability and cornering performance.
Improved Durability: Fewer components are subject to wear compared to AWD systems,
making RWD generally more robust and mechanically simpler.
Lower Maintenance Costs: Due to the simpler mechanical structure and reduced parts, RWD vehicles often cost less to service compared to AWD vehicles.

Drawbacks of Rear-Wheel Drive (RWD)

Challenging in Poor Weather: RWD vehicles can be harder to control in rain, snow, or icy conditions, although modern systems often include traction control and stability control to mitigate this.
Reduced Cabin Space: The presence of a driveshaft and rear differential can take up space inside the vehicle, limiting footroom and cargo space.
Increased Weight and Fuel Consumption: The added weight of the driveshaft and its tunnel contributes to higher fuel usage compared to FWD cars, even though some AWD systems are heavier overall.
Less Common in Economy Vehicles: RWD is more prevalent in performance and luxury cars; budget-friendly or compact models often favor FWD for efficiency and space.
More Difficult in Slippery Conditions: Since the rear wheels push rather than pull the vehicle, maintaining traction on snowy or icy roads can be more difficult.

Popular Rear-Wheel Drive Cars

Some of the most iconic and performance-focused cars feature rear-wheel drive systems, including:

* Chevrolet Corvette

* Toyota GR86

* Ford Mustang

* Nissan Z

* BMW M3

* Audi R8

* Toyota Supra

* Porsche 911

* Dodge Challenger

RWD is also popular in many pickup trucks such as:

* Toyota Hilux

* Ford Ranger

* Ford F-150

Additionally, some SUVs and crossovers come standard with rear-wheel drive, with options to upgrade to all-wheel drive depending on the model.

Understanding Your Car’s Water Pump, Importance, Components, and Signs of Failure

What is the Water Pump in a Car?

The water pump is a vital part of a vehicle's engine cooling system. It plays a key role in circulating coolant (a mixture of water and antifreeze) through the engine and radiator to ensure that the engine stays cool and prevents overheating.
The efficiency of the engine relies heavily on the performance of the water pump, making it essential for every car owner to understand its components, functions, and the symptoms of failure.

Functions of the Water Pump in a Car

1. Circulating Coolant

The water pump circulates coolant through the engine and radiator to absorb heat and carry it away from the engine's internal parts, keeping the temperature within a safe range.

2. Engine Temperature Control

The continuous flow of coolant ensures that the engine stays at an optimal temperature, improving its efficiency and reducing the likelihood of damage caused by excessive heat.

3. Even Heat Distribution

The pump prevents the formation of hot spots within the engine, which could deform or damage metal parts over time.

4. Supporting the Cooling System Components

The water pump helps the coolant reach the radiator, where it is cooled before being recirculated, and ensures that any coolant loss is replenished through the reserve tank.

Components of the Water Pump in a Car

The water pump consists of several parts that work together to ensure the system operates efficiently:

1. Pump Housing

The outer casing, usually made from aluminum or cast iron, contains channels through which the coolant flows.

2.Rotating Shaft

The shaft connects the pump to the engine belt or gears, transferring the motion to the internal fan.

3. Fan

A wheel with blades that spins to push the coolant through the cooling system.

4. Bearings

These reduce friction during the rotation of the shaft, extending the pump's lifespan.

5.Mechanical Seal

This prevents coolant leakage, and damage to this seal is one of the most common causes of pump failure.

6. Pulley

The pulley connects the pump to the engine belt to transfer motion.

7. Outer Casing

This ensures that the pump is sealed tightly and prevents coolant from leaking at the connection points with the engine.

How Does the Water Pump Work in a Car?

The water pump operates according to the following steps:

When the car starts, the engine belt moves, causing the pump pulley to rotate.
The rotation is transferred to the internal fan, which spins rapidly, generating centrifugal force.
The fan draws coolant from the reservoir or radiator and pushes it through the engine’s channels.
The heated coolant flows into the radiator, where it is cooled by air or the radiator fan.
The cooled coolant returns to the pump, and the cycle starts again, maintaining a stable engine temperature.

Symptoms of a Malfunctioning Water Pump

Warning signs that the water pump may be failing include:

1. Coolant Leaks

If you notice coolant puddles or colored spots under the car, it indicates a malfunction of the mechanical seal or casing.

2. Squealing or Grinding Sounds

These noises suggest that the bearings are damaged or that the internal parts are rubbing against each other.

3. Overheating Engine

If the pump is unable to circulate the coolant properly, the engine temperature could rise dangerously.

4. Corrosion and Rust

Wear and tear from corrosion can reduce the efficiency of the pump, possibly clogging the channels.

5. Frozen Pump in Winter

Using unsuitable coolant in winter could lead to the pump freezing, rendering it inoperable.

Can You Drive with a Broken Sway Bar Link, Here's the Truth

What is a sway bar?

Also known as a stabilizer link or anti-roll bar link, the sway bar link is a vital component of the vehicle’s suspension system. It connects the front and rear wheels and helps maintain balance during turns.

What is the function of the sway bar in a vehicle?

The sway bar enhances vehicle stability and reduces body roll while driving. Its key functions include:

Reducing body roll during turns: When the vehicle enters a curve, its weight shifts outward, increasing pressure on the outer wheels and lifting the inner ones. The sway bar redistributes this pressure evenly across the wheels.

Acting as a strong connecting rod between wheels: It transfers part of the force from the outer wheels to the inner ones, improving overall vehicle balance.

Improving handling and reducing the risk of skidding: By minimizing body roll, the sway bar helps the driver maintain better control, especially at high speeds or on winding roads.

Enhancing safety and passenger comfort: Its stabilizing effect contributes to a smoother, safer ride, benefiting both the driver and passengers.

What are the benefits of a sway bar link?

As a core part of the suspension system, the sway bar link significantly improves driving performance and safety. Its main benefits include:

Minimizing body roll, especially during cornering
Evenly distributing force between wheels, enhancing road grip
Providing precise steering response in challenging conditions like sharp turns or wet roads
Reducing vibrations caused by rough terrain or curves
Improving weight distribution, reducing passenger discomfort from jolts or shakes
Lowering the risk of rollover in sharp turns or at high speeds
Supporting the overall performance of the suspension system
Evenly distributing load across tires, reducing uneven wear and extending tire lifespan
Reducing rolling resistance, which improves fuel efficiency and makes driving more economical

What are the symptoms of a faulty sway bar link?

A damaged sway bar link directly affects vehicle stability and safety. Common warning signs include:

- Excessive body roll during turns: The vehicle leans more than usual, making it harder to control and increasing the risk of skidding

- Unusual swaying on straight roads: Noticeable side-to-side movement may indicate a loss of balance

- Reduced steering responsiveness: The steering wheel feels less precise, especially when changing direction

- Clicking or squeaking noises near the wheels: These sounds often occur when driving over bumps or turning, suggesting worn rubber bushings or lack of lubrication

- Grinding or screeching sounds during braking or turning: This may point to abnormal friction in the suspension system

- Uneven tire wear: One side of the tire may wear out faster, or you may notice patches of worn and intact areas

- Persistent steering wheel vibrations at high speeds: A sign of imbalance in the suspension

- Intermittent vibrations over bumps or curves: Indicates instability or damage in suspension components

- Longer braking distances: The car takes more time to stop, compromising safety

- Difficulty maintaining a straight line: The vehicle may drift unexpectedly, requiring constant correction

What causes sway bar link damage?

The sway bar link, or stabilizer link, wears out over time due to various factors. Key causes include:

Driving on rough or uneven roads: Repeated impacts can damage or break the link
Severe vibrations from unpaved surfaces: These can accelerate wear and affect other suspension parts
High-speed cornering: Puts excessive stress on the link, leading to faster deterioration
Frequent sudden braking: Increases mechanical load, causing gradual wear
Continuous exposure to moisture and road salts: Especially in coastal areas, this can lead to corrosion and eventual failure

How to inspect a sway bar link?

To check the condition of a sway bar link, follow these steps for a safe and accurate inspection:

Lift the vehicle securely using a jack or lift stands. Ensure the car is stable and won’t move during inspection
Look for visible damage: Check for cracks, breaks, or signs of wear on the link
Inspect for fluid leaks: Leaks around the link may indicate internal damage
Examine rubber bushings: Look for tears or deterioration that could affect performance
Manually move the link: It should move freely without resistance or noise. Clicking or grinding sounds may signal damage
Check connected components: Inspect control arms and ball joints for related wear or damage

Tip: If you're unsure how to perform the inspection, it's best to consult a qualified technician. Regular checks are recommended to maintain vehicle safety.

Can you drive with a damaged sway bar link?

Driving with a faulty sway bar link is not recommended due to the serious safety risks it poses. This component is essential for maintaining vehicle balance and reducing body roll, especially during turns. When damaged, the car becomes more prone to skidding—particularly at high speeds or in poor weather conditions.

Additionally, a worn sway bar link can cause uneven tire wear and negatively impact the suspension system’s overall performance. This compromises vehicle stability and increases the likelihood of accidents. Therefore, regular inspection and prompt replacement are crucial to ensure safe and reliable driving.

Gas pump problems and how to keep them from breaking down

What is a Fuel Pump?

The fuel pump is a critical component in internal combustion engine vehicles. Its primary function is to deliver fuel from the tank to the engine. The pump ensures a steady and regulated flow of gasoline through the fuel system, maintaining engine efficiency.

How Does a Fuel Pump Work?

The fuel pump draws gasoline from the tank and pushes it through fuel lines to the fuel injectors (or carburetor, depending on the vehicle’s system). Some pumps are electrically powered, while others operate mechanically, but their goal is the same: to provide consistent fuel pressure that meets the engine’s demands during operation.

Symptoms of a Failing Fuel Pump

When the fuel pump malfunctions, several warning signs may appear, including:

Engine Overheating: Poor fuel flow can disrupt combustion, causing the engine to overheat.
Engine Jerking: Irregular fuel supply, especially at high speeds, leads to jerking or hesitation.
Abnormal Acceleration: The engine may receive too much or too little fuel, causing sudden speed fluctuations.
Strange Noises: Whining or buzzing sounds from the pump area indicate mechanical or electrical issues.
Hard Starting: If the car requires multiple attempts to start, weak fuel delivery may be the cause.
Reduced Performance: Insufficient fuel reaching the engine results in poor torque and sluggish acceleration.
Sudden Engine Stalling: The engine may shut off while driving due to fuel cutoff.
Increased Fuel Consumption: An inefficient pump can cause unexplained spikes in fuel usage.

If any of these symptoms appear, it’s advisable to have the vehicle inspected by a professional technician to prevent further damage.

Fuel Pump Pressure Issues

Engine performance depends on the fuel pressure supplied by the pump. If the pressure is too low or too high, it can lead to problems such as:

Poor acceleration
Engine choking or excessive fuel consumption
Damage to fuel injectors or spark plugs
Regular pressure checks are recommended, especially if you notice any performance issues.

Components of a Fuel Pump

The fuel pump’s components vary by vehicle but generally include:

Electric Motor: Powers the pump.

Relay: Acts as an electrical switch controlling the pump’s operation.
Centrifugal Unit: Pumps fuel from the tank to the engine.
Fuel Filter: Cleans gasoline before it enters the pump.
Valves: Prevent fuel from flowing back into the tank when the engine is off.
Pipes & Connectors: Transport fuel from the pump to the injection system.

Tips to Maintain Your Fuel Pump

To extend the pump’s lifespan and avoid failures, follow these guidelines:

1. Avoid Driving on Low Fuel: Continuously low fuel levels can overheat and damage the pump.

2. Use High-Quality Gasoline: Contaminated fuel clogs filters and strains the pump.

3. Regular Inspections: Early detection prevents major breakdowns and costly repairs.

4. Replace the Fuel Filter Periodically: A clogged filter increases the pump’s workload.