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OUR BLOG

08/07/2025

Before parking your RV this fall, this blog post by Absolute Oil & Lube in Winnipeg, MB, explains why AMSOIL offers the best RV fuel additives to protect your engine.

AMSOIL’s best RV fuel additives are just a click and a call away! Visit the brand’s official site now, and then call Absolute Oil & Lube in Winnipeg, MB (204) 898-0441 to order the best synthetic oil formulas on the market.

Step 1: Cool Down the Engine Safely

After a season of long drives and summer heat, your RV’s engine needs a proper cool-down. This isn’t just about turning off the ignition; it's a strategic step to prevent premature wear and internal corrosion.

First, allow the engine to idle for a few minutes after your final trip. This helps normalize engine temperatures, ensuring fluids circulate evenly before shutdown. Once cooled, inspect the coolant levels and quality. If you’re due for a change, use AMSOIL Passenger Car & Light Truck Antifreeze & Coolant or Heavy-Duty Antifreeze & Coolant, depending on your RV type. These advanced formulas offer superior protection against corrosion, scale, and heat breakdown, ensuring your cooling system stays functional during storage.

Step 2: Treat the Fuel System with the Best RV Fuel Additives

Leaving untreated fuel in your RV’s tank is a recipe for trouble. Over time, gasoline or diesel can degrade, form varnish, and clog injectors. That’s why fuel stabilization is one of the most critical maintenance steps before parking your RV.

AMSOIL Gasoline Stabilizer is one of the best RV fuel additives for this job. Just one treatment helps preserve fuel quality for months, preventing oxidation and gum formation. If you run a diesel RV, the AMSOIL Diesel All-In-One range offers year-round protection, especially useful in Manitoba’s fluctuating climate. It cleans injectors, disperses water, and improves cetane for better starts after storage.

To use, top off your fuel tank to minimize air space and condensation, then add the recommended dose of stabilizer. Run the engine for 5–10 minutes to ensure the treated fuel circulates throughout the system.

Including this step in your August maintenance checklist ensures your RV is ready to roll when spring arrives, and it saves you from the headaches of a gummed-up fuel system. It's no wonder AMSOIL products top the list of the best RV fuel additives.

Smart RV owners don’t wait for engine trouble to happen. You’ve still got time to go to AMSOIL.com to grab your fuel system solutions, and call Absolute Oil & Lube in Winnipeg, MB (204) 898-0441 to complete your prep checklist.

Step 3: Lubricate Moving Parts and Protect Internal Components

Your RV contains dozens of moving parts that need to be protected from moisture and corrosion during storage. Exposure to the elements can lead to rust, squeaks, or mechanical failures in everything from slide-outs to hinges, seals, and even the undercarriage.

Start with AMSOIL MP Metal Protector, an easy-to-apply spray that penetrates hard-to-reach areas and leaves a long-lasting protective film. It’s ideal for door hinges, locks, jacks, awnings, and slide mechanisms. For higher-load components like the hitch, stabilizer arms, or wheel bearings, use AMSOIL Synthetic Multi-Purpose Grease. It offers excellent adhesion and water resistance, making it a reliable choice for RV applications.

Also, consider an oil change before long-term storage. Used oil contains contaminants that can corrode engine parts over time. Replace it with AMSOIL Signature Series Synthetic Motor Oil to ensure optimal protection. For diesel RVs, their Heavy-Duty Diesel Oil provides superb resistance to heat and soot, which is an essential quality after a hard-working summer.

Step 4: Deep Clean the Exterior and Interior

Beyond mechanical care, a clean RV is a protected RV. Dust, bugs, salt, and UV rays can wreak havoc on your paint, seals, and finish if left unchecked. August’s mild temperatures offer the perfect conditions for a full wash-down.

Start by rinsing the exterior to remove loose debris. Then use AMSOIL Miracle Wash Waterless Wash & Wax for a fast, high-shine clean. This formula lifts dirt while leaving behind a protective layer that resists UV damage and water spots, making it perfect for Manitoba’s varied climate.

Step 5: Inspect Tires, Brakes, and Battery Systems

Neglecting your RV’s wheels and brakes can result in flat spots or seized components by spring. Inflate tires to the recommended PSI and consider placing the RV on jack stands if it will sit for more than two months. If possible, move it slightly every few weeks to prevent uneven wear.

Clean and inspect your brake system, removing road grime and checking fluid levels. Add a layer of AMSOIL Brake & Parts Cleaner to remove contaminants and leave components residue-free. For battery care, disconnect and store batteries in a cool, dry place or install a trickle charger to prevent deep discharge.

This step is crucial if your RV is stored in Winnipeg's colder outskirts, where temperature extremes can quickly drain battery life and damage rubber components.

Don’t leave your RV’s fuel system to chance and visit the official AMSOIL website now to shop the best RV fuel additives and call Absolute Oil & Lube in Winnipeg, MB (204) 898-0441 to stock up before storage season hits!