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It's the middle of January, and many drivers are preparing for trips to the mountains, where snow-covered roads can pose challenges. Ensuring that your four-wheel drive (4WD) system is in optimal condition is crucial for safety and performance. Here are some preventive maintenance tips to keep your 4WD system running at its best as you hit the slopes.

Check Fluid Levels

Before hitting the road, inspect all fluid levels associated with your 4WD system, including:

• Transfer Case Fluid: Ensure it’s at the recommended level and free from contamination.
• Differential Fluid: Check both front and rear differentials for proper lubrication.
• Transmission Fluid: Low or dirty transmission fluid can affect 4WD performance.

Regularly changing these fluids as per your vehicle manufacturer’s recommendations will enhance system longevity.

Inspect the Drivetrain Components

Your 4WD system relies on various components working in harmony. Regularly inspect:

• U-Joints and CV Joints: Look for signs of wear or damage, as these are critical for power transfer.
• Driveshafts: Ensure they are secure and free of rust.
• Hoses and Seals: Check for leaks or cracks that could lead to fluid loss.

Check the Tires

Check tread depth and ensure they are suitable for the conditions you will face

Inspect the Brakes

Inspect brake pads and rotors for wear; ensure the braking system is functioning properly.

Test the Battery

Test the battery's charge and connections; cold weather can affect battery performance. Remember that batteries generally last between 3-5 years.

Inspect the Wipers and Washer Fluid

Ensure wiper blades are in good condition and refill windshield washer fluid with a winter formula.

Test the Lights

Check all exterior lights (headlights, taillights, brake lights) for functionality

Turn on the Heat & Defroster

Ensure the heater and defroster are working effectively.

Pack an Emergency Kit

Carry an emergency kit with blankets, food, water, a flashlight, and a first aid kit.

Fuel

Keep the fuel tank at least half full to prevent fuel line freeze-up and to reduce the likelihood of running out of fuel if you run into standstill traffic anywhere

Schedule All Your Four-Wheel Drive Maintenance in Downey, California

Performing these checks can help ensure a safer driving experience in winter conditions. If you would like a professional shop to handle your 4WD maintenance and pre-trip inspections, contact Velasco Autocare Center. We're  here to assist you with a wide range of automotive services. Day-in and day-out, we work with a variety of makes and models. Our job is to help you keep your vehicle reliable whether you're driving near or far!