Mercedes-Benz GLK 250 CDI 2.1L Diesel (2013-2015) Platform Guide

Symptoms:

• Vibrations: You may feel vibrations in the brake pedal or steering wheel when applying the brakes.
• Pulsating Brake Pedal: The brake pedal may pulsate or feel uneven when pressed.
• Squeaking or Grinding Noises: Unusual noises such as squeaking or grinding when braking.
• Reduced Braking Performance: Noticeable decrease in braking efficiency and stopping power.
• Uneven Brake Pad Wear: Uneven wear on the brake pads due to the warped rotors.

Parts to Replace

• Mercedes Disc Brake Rotor – Front (330mm) This Genuine Mercedes-Benz Brake rotor part number 204421000007 is a high-quality and reliable component for your Mercedes-Benz vehicle. 
• Mercedes Disc Brake Rotor – Rear (300mm) The Genuine Mercedes-Benz Brake rotor part number 000423091207 is a high quality, reliable replacement part designed to fit the exact specifications of your Mercedes-Benz vehicle.

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• Genuine Mercedes-Benz

Why it happens:

Symptoms:

• ABS Warning Light: The ABS warning light may illuminate on the dashboard.
• Unusual Braking Behavior: The ABS system may not function correctly, leading to unusual braking behavior, such as the brakes locking up during hard braking.
• Loss of Traction Control: The traction control system may be disabled, resulting in reduced stability and control, especially on slippery surfaces.
• Inconsistent Speedometer Readings: The speedometer may display incorrect or inconsistent readings.
• Increased Stopping Distance: The vehicle may take longer to come to a complete stop due to the malfunctioning ABS system.

Parts to Replace

• ABS Wheel Speed Sensor – Rear 0986594547 The Bosch ABS Wheel Speed Sensor, part number 0986594547, is the perfect solution for Mercedes-Benz owners who are experiencing issues with their vehicle’s ABS system.
• Mercedes ABS Wheel Speed Sensor – Rear 2045401317 is a critical component of the Anti-lock Braking System (ABS) in Mercedes-Benz vehicles. It ensures the safety and efficiency of the braking system by accurately monitoring the rotational speed of the rear wheels.
• Mercedes ABS Sensor 360417 Manufactured by ATE, a trusted name in automotive braking systems, this sensor ensures precise communication with the ABS module for enhanced safety and control.
• Hella ABS Wheel Speed Sensor 012679351 Front This sensor ensures optimal braking performance and helps maintain control during sudden stops or on slippery surfaces.

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• ATE
• Genuine Mercedes-Benz
• Bosch
• Hella

Symptoms:

• Spongy Brake Pedal: The brake pedal may feel soft or spongy when pressed.
• Brake Fluid Leaks: Visible brake fluid leaks around the master cylinder area.
• Reduced Braking Performance: Noticeable decrease in braking efficiency and stopping power.
• Brake Warning Light: The brake warning light may illuminate on the dashboard.
• Brake Pedal Sinks: The brake pedal may sink to the floor when pressed and held.

Parts to Replace

• Mercedes Brake Master Cylinder 2044300501 This master cylinder is crucial for maintaining the integrity of the braking system by creating the hydraulic pressure needed to operate the brakes effectively.

Brands

• Genuine Mercedes-Benz

Why it happens:

Some common causes of faulty suspension control arm are poor quality parts, impact damage, corrosion, improper installation, or wear and tear.

Symptoms:

• Unusual Noises: Clunking or knocking noises when driving over bumps or rough roads.
• Poor Handling: The vehicle may feel unstable or have poor handling, especially during turns.
• Uneven Tire Wear: Uneven or excessive tire wear due to misalignment caused by the faulty control arm.
• Vibrations: Vibrations in the steering wheel or vehicle body, especially at higher speeds.
• Steering Issues: Difficulty in steering or the vehicle pulling to one side.

Parts to Replace

• Suspension Control Arm – Rear Passenger Side (Forward) (Upper) The Moog Suspension Control Arm, part number RK642442, is a top-quality replacement part designed to fit seamlessly into your Mercedes-Benz vehicle. 
• Mercedes Suspension Control Arm Lemfoerder 3821501 a premium suspension component engineered to meet or exceed OEM standards, specifically designed for Mercedes-Benz models.
• Mercedes Suspension Control Arm Lemfoerder 3821601 is an ideal choice for restoring your Mercedes-Benz’s superior ride quality and handling. This component guarantees precision fitment and longevity.

Brands

• Lemforder
• Moog

Symptoms:

• Unusual Noises: Clunking or knocking noises when driving over bumps or rough roads.
• Poor Handling: The vehicle may feel unstable or have poor handling, especially during turns.
• Uneven Tire Wear: Uneven or excessive tire wear due to misalignment caused by the faulty suspension knuckle.
• Vibrations: Vibrations in the steering wheel or vehicle body, especially at higher speeds.
• Steering Issues: Difficulty in steering or the vehicle pulling to one side.

Parts to Replace

• Mercedes Steering Knuckle – Rear Passenger Right 2133503205 One of the main benefits of this Genuine Mercedes-Benz Suspension Knuckle is its superior strength and rigidity. It is engineered to withstand the harsh conditions of the road, providing optimal stability and handling even on rough terrain.
• Mercedes Suspension Knuckle – Rear Driver Left 2133503105 This steering knuckle is compatible with part number 2133503105, providing a quick and easy replacement option for your damaged or worn-out steering knuckle.

Brands

• Genuine Mercedes-Benz

Symptoms:

• Unusual Noises: Clunking or rattling noises when driving over bumps or rough roads.
• Poor Handling: The vehicle may feel less stable, especially during turns or when driving on uneven surfaces.
• Excessive Body Roll: Increased body roll or sway when cornering, indicating reduced stability.
• Uneven Tire Wear: Uneven or excessive tire wear due to misalignment caused by stabilizer bar issues.
• Loose Steering: The steering may feel loose or less responsive.

Parts to Replace

• Mercedes Sway Bar – Front (Sport) (27mm) 2043232065 This sway bar, also known as an anti-roll bar, is crucial for maintaining the integrity of the suspension system by reducing body roll during cornering and improving overall vehicle control.
• Mercedes Sway Bar End Link – Front Driver Side 204320078964 is a genuine Mercedes-Benz component designed to connect the sway bar (stabilizer bar) to the suspension.
• Mercedes Sway Bar End Link – Front Passenger Side 2043202289 This part helps reduce body roll during cornering and improves overall vehicle stability. It is compatible with various Mercedes-Benz models, including the E-Class (E400, E350), C-Class (C300, C350), and GLK-Class (GLK250, GLK350), among others.

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• Genuine Mercedes-Benz

Why it happens:

Some common causes of hatch lift support problem are  poor quality parts, physical damage, corrosion, improper installation, wear and tear, or gas leakage.

Symptoms:

• Difficulty Opening or Closing: The hatch may be hard to open or close, requiring more effort than usual.
• Hatch Not Staying Open: The hatch may not stay open on its own and may close unexpectedly.
• Unusual Noises: You may hear creaking or popping noises when opening or closing the hatch.
• Slow Operation: The hatch may open or close more slowly than normal.
• Visible Wear or Damage: The lift supports may show signs of wear, rust, or damage.

Parts to Replace

• Mercedes Hatch Lift Support 2049802864 The hatch lift support is a gas spring located on one or both sides of the vehicle trunk. This gas spring eases the lift and supports the weight of the hatch in order to gain access to the trunk.
• Mercedes Hatch Lift Support 2049802664 This lift support is crucial for maintaining the functionality of the hatch or liftgate by providing the necessary force to open and hold it in place.

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• Genuine Mercedes-Benz

Symptoms:

• Hard Cold Starts – The engine struggles to start on cold mornings or cranks longer than usual.
• Rough Idle on Startup – Noticeable shaking or uneven idling immediately after ignition.
• White Smoke from Exhaust – Unburned fuel vapor caused by incomplete combustion during cold starts.
• Check Engine Light (CEL) – DTCs like P0670–P0674 stored in the ECU, often triggered by poor plug response.
• Reduced Fuel Efficiency – Engine requires longer cranking and richer fuel mixture until warmed up.

Parts to Replace

• Glow Plug – NGK CZ303 (OEM equivalent): A high-performance ceramic glow plug designed for Mercedes diesel engines, ensuring quick heating and reliable cold starts.

Brands

• NGK 

Symptoms:

• Unusual Noises: Clunking or knocking sounds when turning the steering wheel.
• Steering Wheel Vibration: Vibration or shaking of the steering wheel, especially at higher speeds.
• Uneven Tire Wear: Tires wearing unevenly, indicating misalignment.
• Loose Steering: The steering wheel feels loose or has excessive play.
• Vehicle Pulling: The vehicle pulls to one side while driving, indicating alignment issues.
• Difficulty Steering: Increased effort required to turn the steering wheel.

Parts to Replace

• Mercedes Tie Rod Lemfoerder 3601301 is a premium replacement part specifically engineered for Mercedes-Benz vehicles. Manufactured by Lemfoerder, a trusted brand in the automotive industry, this tie rod ensures precise steering and durability.
• Mercedes-Benz Steering Tie Rod End Kit – Front (Inner and Outer) (Forged Steel) PART # 4765240 KIT is a comprehensive replacement solution designed to restore optimal steering performance and ensure durability for Mercedes-Benz vehicles.
• Mercedes-Benz Steering Tie Rod End Kit – Front (Inner and Outer) (Forged Steel) PART # 4760423KIT is a comprehensive replacement solution designed to restore optimal steering performance and ensure durability for Mercedes-Benz vehicles.

Brands

• Bison Performance
• Lemforder

Symptoms:

• Unusual Noises: Clunking or knocking sounds when turning the steering wheel.
• Steering Wheel Vibration: Vibration or shaking of the steering wheel, especially at higher speeds.
• Uneven Tire Wear: Tires wearing unevenly, indicating misalignment.
• Loose Steering: The steering wheel feels loose or has excessive play.
• Vehicle Pulling: The vehicle pulls to one side while driving, indicating alignment issues.
• Difficulty Steering: Increased effort required to turn the steering wheel.

Parts to Replace

• Mercedes Steering Knuckle – Front Driver Left 2043322901 This high-quality steering knuckle is specifically designed to fit perfectly in your vehicle, ensuring optimal performance.
• Mercedes Steering Knuckle – Front Passenger Right 2043323001 This high-quality steering knuckle is made of premium-grade materials that are designed to withstand wear and tear, ensuring long-lasting performance of your vehicle.

Brands

• Genuine Mercedes-Benz

Symptoms:

• Fluid Leaks: Power steering fluid leaking from the bellows.
• Unusual Noises: Clunking or knocking sounds when turning the steering wheel.
• Steering Wheel Vibration: Vibration or shaking of the steering wheel, especially at higher speeds.
• Difficulty Steering: Increased effort required to turn the steering wheel.
• Uneven Tire Wear: Tires wearing unevenly, indicating misalignment.
• Visible Damage: Cracks or tears in the bellows.

Parts to Replace

• Mercedes-Benz Rack and Pinion Bellows Lemforder 37567 01 is a high-quality replacement part designed to protect the steering rack and pinion assembly from dirt, debris, and moisture.
• Mercedes Tie Rod Boot – Front Inner 2044630396 This rack and pinion bellows is designed to meet the exact specifications of your Mercedes-Benz, ensuring a perfect fit and optimal performance. The bellows is made from durable materials that can withstand harsh weather conditions and daily wear and tear.

Brands

• Lemforder
• Genuine Mercedes-Benz

Symptoms:

• Fluid Leaks: You may notice power steering fluid leaking under the vehicle, especially near the front.
• Steering Difficulty: The steering wheel may become harder to turn, especially at low speeds.
• Noisy Steering: You might hear groaning or whining noises when turning the steering wheel.
• Low Fluid Levels: Frequent need to top up power steering fluid due to leaks.
• Warning Lights: The power steering warning light may illuminate on the dashboard.

Parts to Replace

• Mercedes Power Steering Hose O-Ring (8.2 X 1.78mm) 0159972245 This Genuine Mercedes-Benz Power Steering Pressure Hose Seal Ring part number 0159972245 / 015 997 22 45 is a top-quality product that is specifically designed for Mercedes-Benz vehicles.

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• Genuine Mercedes-Benz

Fault Code:

One common fault code is P0016, which indicates a camshaft position correlation issue. This can be caused by a misalignment between the camshaft and crankshaft positions, often due to a faulty camshaft follower or timing chain issues.

Symptoms:

• Engine Misfires: The engine may misfire or run roughly, especially at idle.
• Check Engine Light: The check engine light may illuminate due to the camshaft position sensor detecting an issue.
• Reduced Engine Performance: You might experience a loss of power or reduced acceleration.
• Unusual Noises: Ticking or tapping noises from the engine area can indicate a problem with the camshaft follower.
• Poor Fuel Efficiency: A malfunctioning camshaft follower can lead to decreased fuel efficiency.

Parts to Replace

• Mercedes Engine Valve Lifter 6510500080 This high-quality camshaft follower is designed to exact manufacturer specifications and is made from durable materials to ensure long-lasting use. Its precise fit and reliable construction make it an essential component for maintaining the performance and longevity of your engine.

• Mercedes Engine Valve Lifter INA 4200225100 The INA Engine Camshaft Follower part number 4200225100 for Mercedes-Benz is an essential component for ensuring smooth engine performance. 

  
  

Brands

• Genuine Mercedes-Benz
• INA

Symptoms:

• Rough Idle: The engine may idle roughly or inconsistently.
• Check Engine Light: The check engine light may illuminate due to the intake manifold runner control issue.
• Loss of Power: You might experience a noticeable decrease in engine power and acceleration.
• Poor Fuel Efficiency: A worn gasket can lead to decreased fuel efficiency.
• Unusual Noises: You may hear hissing or whistling noises from the engine bay, indicating a vacuum leak.

Parts to Replace

• Mercedes Intake Manifold O-Ring 6510910260 the Genuine Mercedes-Benz Fuel Injection Plenum Gasket is also very easy to install, which means that you can have it up and running in no time. It is a great choice for anyone looking to replace their old, worn-out fuel injection plenum gasket with a high-quality, reliable part.

Brands

• Genuine Mercedes-Benz

Why it happens:

Some common causes of engine piston ring fault are oil contamination, wear and tear, improper installation, material degradation, excessive heat, or manufacturing defects.

Symptoms:

• Excessive Oil Consumption: The engine may consume more oil than usual due to oil leaking past the worn piston rings.
• Blue Smoke from Exhaust: Blue smoke from the exhaust indicates burning oil, which can be a sign of worn piston rings.
• Loss of Power: You might experience a noticeable decrease in engine power and acceleration.
• Poor Fuel Efficiency: A piston ring fault can lead to decreased fuel efficiency.
• Engine Misfires: The engine may misfire or run roughly, especially at idle.

Parts to Replace

• Mercedes-Benz Engine Piston Ring Set PR4293 is a high-quality replacement kit engineered for specific Freightliner and Mercedes-Benz engines, ensuring optimal performance and reliability in heavy-duty applications.

Brands

• DNJ Engine Components

Fault Codes:  

A common fault code related to a crankshaft seal leak in the Mercedes-Benz GLK 250 CDI 4MATIC BlueTEC is P0299.

Why it happens:

Some common causes of engine crankshaft seal leak are wear and tear, improper installation, material degradation, pressure build-up, or manufacturing defects.

Symptoms:

• Oil Leaks: Visible oil leaks around the front of the engine.
• Burning Oil Smell: A burning oil smell coming from the engine bay.
• Low Oil Levels: Frequent need to top up engine oil.
• Engine Misfires: Engine misfires or rough idling due to oil contamination.
• Check Engine Light: The check engine light may illuminate due to oil leaks affecting engine performance.
• Unusual Engine Noises: Ticking or rattling noises from the engine bay.

Parts to Replace

• Engine Crankshaft Seal 0149972646 Front One of the key benefits of this Genuine Mercedes-Benz Engine Crankshaft Seal is that it is made from top-quality materials that are designed to withstand the high temperatures and pressures that are common in a modern car engine.

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• Genuine Mercedes-Benz

Why it happens:

Some common causes of electric fuel pump fault are wear and tear, low fuel level, contamination, low fuel quality, or electrical issue.

Symptoms:

• Difficulty Starting: The engine may struggle to start or take longer than usual to start.
• Loss of Power: Noticeable loss of power while driving, especially during acceleration.
• Engine Stalling: The engine may stall unexpectedly while driving or idling.
• Poor Fuel Efficiency: Decreased fuel efficiency due to improper fuel delivery.
• Unusual Noises: Whining or humming noises coming from the fuel tank area.
• Check Engine Light: The check engine light may illuminate due to fuel pump issues.

Parts to Replace

• Mercedes Electric Fuel Pump – Passenger Right 2044702294 One of the key benefits of this Genuine Mercedes-Benz Electric Fuel Pump is its reliability. It has been rigorously tested to meet strict quality standards, ensuring that it performs consistently and delivers optimal results over time.
• Mercedes Fuel Pump Assembly 2044700694 When it comes to usage, the Genuine Mercedes-Benz Electric Fuel Pump is suitable for a range of Mercedes-Benz vehicles. It is particularly well-suited for those who are looking to upgrade their fuel system or replace a faulty pump.

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• Genuine Mercedes-Benz

Fault Codes:  

A common fault code related to a fuel pressure sensor issue in the Mercedes-Benz GLK 250 CDI 4MATIC BlueTEC is P0087

Why it happens:

Some common causes of fuel pressure sensor issue are wear and tear, contamination, low fuel quality, improper installation, or electrical issue.

Symptoms:

• Difficulty Starting: The engine may struggle to start or take longer than usual to start.
• Loss of Power: Noticeable loss of power while driving, especially during acceleration.
• Engine Stalling: The engine may stall unexpectedly while driving or idling.
• Poor Fuel Efficiency: Decreased fuel efficiency due to improper fuel delivery.
• Check Engine Light: The check engine light may illuminate due to issues with the fuel pressure sensor.
• Rough Idling: The engine may idle roughly or inconsistently.

Parts to Replace

• Mercedes Fuel Pressure Sensor  Bosch 0281006266 Designed to meet or exceed OEM specifications, this part is made from high-quality materials and is built to last.
• Mercedes Fuel Pressure Sensor 0045421618 The Genuine Mercedes-Benz Fuel Pressure Sensor with part number 0045421618 is a high-quality replacement part for your Mercedes-Benz vehicle.
• Mercedes Fuel Pressure Sensor 0009052701 One of the key benefits of this fuel pressure sensor is its accuracy in measuring the fuel pressure within the system. This precise measurement ensures that the engine is receiving the optimal amount of fuel.

Brands

• Genuine Mercedes-Benz
• Bosch

Symptoms:

• Sunroof Not Opening or Closing: The sunroof may not respond when you try to open or close it.
• Slow Operation: The sunroof may open or close more slowly than usual.
• Unusual Noises: You may hear grinding or clicking noises when operating the sunroof.
• Intermittent Operation: The sunroof may work sporadically, sometimes responding and sometimes not.
• Sunroof Stuck: The sunroof may get stuck in an open or closed position.

Parts to Replace

• Mercedes Sunroof Motor 204900531064 – Genuine Mercedes The Genuine Mercedes-Benz Sunroof Motor is the perfect replacement part for your Mercedes-Benz sunroof. Designed to meet the manufacturer’s high standards, this motor ensures that your sunroof operates smoothly and effortlessly.

Brands

• Genuine Mercedes-Benz

Symptoms:

• Loss of Power: Noticeable decrease in engine power and performance, especially during acceleration.
• Check Engine Light: The check engine light may illuminate due to issues with the turbocharger boost sensor.
• Poor Fuel Efficiency: Decreased fuel efficiency due to improper boost pressure.
• Engine Misfires: Engine misfires or rough idling can occur due to incorrect boost pressure.
• Unusual Noises: Whistling or hissing noises from the engine bay, indicating air leaks or boost pressure issues.
• Limp Mode: The vehicle may enter limp mode to protect the engine, resulting in reduced power and speed.

Parts to Replace

• Genuine Mercedes Turbocharger Boost Sensor 0101537228 The Genuine Mercedes-Benz Turbocharger Boost Sensor part number 0101537228 is specifically designed for Mercedes-Benz cars, ensuring that it meets the highest standards of quality and performance.
• Mercedes Boost Pressure Sensor  Bosch 0261230439 This MAP sensor is designed to provide optimal engine performance and fuel efficiency. It is made with durable materials that ensure reliable operation and a long lifespan. Additionally, the Bosch Manifold Absolute Pressure Sensor part number 0261230439 is rigorously tested to meet the highest standards of quality and performance.

Brands

• Genuine Mercedes-Benz
• Bosch

Symptoms:

• Transmission Fluid Leaks: Visible fluid leaks under the vehicle, especially near the transmission area.
• Low Transmission Fluid Levels: Frequent need to top up transmission fluid.
• Transmission Slipping: The transmission may slip or have difficulty staying in gear.
• Unusual Noises: Grinding or whining noises coming from the transmission.
• Delayed Shifting: Delays or hesitation when shifting gears.
• Transmission Overheating: The transmission may overheat due to low fluid levels, leading to warning lights on the dashboard.

Parts to Replace

• Mercedes Auto Trans Gasket Set 0002702500 – OE Supplier 0002702500 Crafted using premium-grade materials, this gasket set is built to last and withstand the demands of everyday use. It is a perfect fit for part number 000 270 25 00, making it easy to install without any modifications or adjustments required.

Brands

• OEM

Why it happens:

Symptoms:

• Parking Aid Warning Light: The parking aid warning light may illuminate on the dashboard.
• Inconsistent Beeping: The parking sensors may beep inconsistently or not at all when approaching obstacles.
• False Alerts: The system may give false alerts, indicating obstacles when there are none.
• No Alerts: The system may fail to alert you to obstacles, increasing the risk of collisions.
• Error Messages: You may see error messages related to the parking aid system on the dashboard display.

Parts to Replace

• Mercedes Park Assist Sensor – Front and Rear 0009050242 The Genuine Mercedes-Benz Parking Aid Sensor part number 0009050242 / 000 905 02 42 is a high-quality replacement part that offers a reliable solution for your vehicle’s parking needs. This product is specifically designed for Mercedes-Benz vehicles, ensuring a perfect fit and optimal performance.

Brands

• Genuine Mercedes-Benz

Symptoms:

• Reduced Airflow: Noticeable decrease in airflow from the vents, making it harder to heat or cool the cabin.
• Unusual Odors: Musty or unpleasant odors coming from the vents due to trapped contaminants.
• Increased Dust: More dust and debris inside the cabin, indicating the filter is not effectively trapping particles.
• Foggy Windows: Difficulty in defogging windows, as the airflow is restricted.
• Allergy Symptoms: Increased allergy Symptoms for passengers due to pollen and other allergens not being filtered out.

Parts to Replace

• Mercedes-Benz Cabin Air Filter 6052C is a high-efficiency particulate air filter designed to improve interior air quality for a healthier and more comfortable driving experience.
• Mercedes Cabin Air Filter CUK29005 is a premium replacement part designed to improve air quality and comfort within the vehicle cabin. It combines advanced filtration technology with activated charcoal to deliver superior air purification and odor control.

Brands

• Mann-Filter
• Bosch

Symptoms:

• Inoperative Door Locks: The door locks may not respond when you attempt to lock or unlock the doors.
• Unusual Noises: You may hear grinding, clicking, or whining noises when trying to operate the locks.
• Intermittent Locking/Unlocking: The door locks might operate inconsistently, locking or unlocking intermittently.
• Manual Locking Required: You may have to manually lock or unlock the door due to actuator failure.
• Delayed Locking/Unlocking: The locks may respond slowly or only after a delay when using the key fob or the internal lock switch.

Parts to Replace

• Mercedes Door Lock Actuator – Front Driver Side 2047202735 This high-quality door lock actuator motor offers a perfect fit for your vehicle, ensuring reliable performance and long-lasting durability. Its precision engineering and superior materials make it a reliable replacement part that you can trust.
• Mercedes Door Lock Actuator – Front Passenger Side 2047203035 The Genuine Mercedes-Benz Door Latch Assembly part number 2047203035 / 204 720 30 35 is a high-quality replacement part designed specifically for Mercedes-Benz vehicles. This door latch assembly is made from durable materials that ensure it can withstand the wear and tear of daily use.

Brands

• Genuine Mercedes-Benz