RV Preventative Maintenance: Essential Tasks for a Smooth RV Season

RV season is here!

While you’ve been waiting all year to hit the road, heat, dust, heavy mileage, and constant system use can take their toll on your RV.

Preventative maintenance is a must to avoid breakdowns and expensive repairs that may interrupt those precious days of travel. Be prepared with a few essential products and a checklist you can go through a few times each season, especially before any big trip.

TIRES – Essential Task One

Long drives on hot pavement increase tire pressure and the risk of blowouts.

Check tire pressure before every trip using a reliable tire pressure gauge and refer to the manufacturer’s recommended pressure. Inspect for:

• Cracks

• Uneven wear

• Dry rot

This is especially important if the RV has been parked for a long time.

Consider a portable air compressor. It allows quick pressure adjustments while travelling, which can be a trip saver and provide peace of mind.

While in storage, tire covers protect from UV exposure that can damage rubber.

COOLING SYSTEM – Essential Task Two

Motorhome or Haul Truck

Engine coolant levels should be checked regularly, and hoses inspected for leaks or soft spots.

Overheating can become a serious problem very quickly when driving in hot weather or mountain conditions.

Be sure to:

• Clean debris from the radiator

• Make sure fans are running properly

  
  

Inside the RV

Air conditioners work hard for you, so clean filters monthly to maintain airflow and efficiency.

Consider new AC filters and coil cleaner to improve performance and extend the unit’s lifespan.

MOTOR(S) – Essential Task Three

Getting stranded with a blown motor is an immediate trip buzz-kill. Even a generator failure makes for a bad day.

For your motorhome, haul truck, or generator, refer to the user manual for maintenance instructions regarding:

• Oil changes

• Air filter cleaning or replacement

• Spark plugs

• Fuel maintenance

Consider adding fuel stabilizer if running older fuel.

RV EXTERIOR – Essential Task Four

Roof and seal maintenance are often overlooked until you are dealing with a leak and water damage.

Get ahead of damage caused by summer storms, heat, and sunlight by inspecting roof caulking around:

• Vents

• Skylights

• Air conditioning units

Repair cracked or peeling sealant immediately using the appropriate RV roof sealant.

A telescoping ladder and roof-safe cleaner help make regular inspections and cleaning easier.

BATTERY – Essential Task Five

High temperatures accelerate fluid evaporation and corrosion, which can shorten battery life. This applies to your motorhome or haul truck battery, as well as all system batteries.

Inspect battery terminals and clean with a brush if there are signs of buildup.

For lead-acid batteries:

• Check water levels regularly

• Top up with distilled water when needed

A smart battery maintainer or portable solar trickle charger can help keep batteries healthy during storage or campground stays.

WATER SYSTEM – Essential Task Six

Warm weather encourages bacteria growth in freshwater tanks and hoses, especially when sitting unused for long periods.

Sanitize your freshwater system at the beginning of the season.

Installing RV-safe drinking water hoses and inline water filters, if your unit isn’t already equipped with them, improves water quality and reduces contamination risk.

Sewer hoses should also be inspected for cracks or leaks before every trip to avoid unpleasant surprises once you are all set up and getting comfortable.

MOVING PART MAINTENANCE – Essential Task Seven

Slide-outs, stabilizer jacks, hinges, and locks should be lubricated regularly using RV-specific lubricants.

This helps prevent wear during frequent summer travel.

Dry lubricants attract less dirt and dust than grease-based products.

Open awnings to check for:

• Tears

• Mildew

• Smooth operation

Always clean awnings before storage and after rainstorms.

ELECTRONICS – Essential Task Eight

Air conditioning, fans, and outdoor appliances use a lot of power. Don’t get let down.

Surge protectors can prevent damage to RV electronics caused by unreliable campground electrical systems.

Replace surge protectors every two to five years, or if the indicator light goes out.

Check extension cords and power adapters for:

• Fraying

• Overheating

• Loose connections

EMERGENCY PREPAREDNESS – Essential Task Nine

A roadside emergency kit with:

• Jumper cables

• Flashlights

• Reflective triangles

• Extra fuses

• Coolant

• Hose tape

• Basic tools

can make unexpected situations much easier to manage.

Preventative maintenance may seem time-consuming, but it saves money and improves safety in the long run.

Regular inspections, cleaning, and system checks help RV owners identify small problems before they become major repairs.

A few essential maintenance products from your local RV parts supplier, along with consistent habits, can equip you to handle most preventative maintenance yourself.

And if you run into something outside your skill set, call your local RV repair shop to help get you back on the road.

Preventative maintenance and preparation provide peace of mind and help you enjoy a carefree RV season.

Download the printable RV Preventative Maintenance Checklist to help keep track of your seasonal inspections, maintenance tasks, and must-have supplies throughout the RV season.

Checklist

About the Author

RPM (Ritchie Parts & Mechanical) has proudly served the Crowsnest Pass community since 2019. With decades of industry experience and a passion for automotive and power sports, their team helps customers find the parts, products, and supplies they need to keep things running smoothly.

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