High Country RV


RV Service & Repair in Flagstaff & Mesa, AZ


RV repair, maintenance, and service in Flagstaff & Mesa, AZ. Expert diagnostics, appliances, plumbing, electrical, and more by High Country RV.

White RV driving on a mountain road with snowy peaks and grassy fields in the background
Man installing an overhead cabinet in a compact RV kitchen interior

Reliable RV Service Built for Arizona Travel

High Country RV provides comprehensive RV repair, maintenance, and system services for motorhomes, travel trailers, fifth wheels, and all types of recreational vehicles across Flagstaff and Mesa, Arizona. RV ownership comes with complex systems that must work together—mechanical, electrical, plumbing, propane, and structural—and even small issues can quickly turn into major travel disruptions.


The goal of High Country RV is to keep RV systems operating safely and reliably through professional diagnostics, detailed inspections, and precise repair work tailored to real-world travel conditions in Arizona. From desert heat in Mesa to colder mountain conditions in Flagstaff, RV systems face constant environmental stress that requires knowledgeable, system-level service.


This full-service approach covers everything from routine maintenance and safety checks to advanced diagnostics, appliance repair, structural sealing, and full system restoration.


Complete RV Services Offered

Blank white image with a thin black line at the bottom edge.

RV Repair

RV repair services focus on diagnosing and correcting mechanical, electrical, plumbing, and structural issues that affect overall RV performance. This includes everything from engine and drivetrain concerns to internal system failures that impact safety or usability. Repairs are completed through structured diagnostics to identify root causes rather than just surface symptoms.

LEARN MORE

RV Regular Scheduled Service and Safety Check

Scheduled service includes full-system inspections designed to keep RVs operating efficiently and safely over time. Safety checks cover critical systems such as brakes, electrical circuits, propane systems, and onboard appliances. This service helps identify early signs of wear before they become costly repairs.

Learn More

RV Winterizing

Winterizing services prepare RV plumbing and internal systems for freezing temperatures and long-term storage. Water lines are drained, systems are protected with antifreeze where needed, and appliances are secured for inactivity. This process helps prevent freeze damage and system failure during cold-weather conditions.

Learn More

RV Appliances and Components

Appliance and component services include repair and maintenance of RV refrigerators, HVAC systems, water heaters, and control modules. These systems rely on coordinated electrical, propane, and mechanical functions, making proper diagnostics essential for consistent performance and safety.

Learn More

LP Appliance Specialist

LP appliance services focus on propane-powered systems such as furnaces, stoves, water heaters, and absorption refrigerators. These systems require safe fuel delivery, proper ignition, and regulated pressure. Service includes leak detection, burner inspection, and full propane system evaluation.

Learn More

RV Refrigerators

Refrigerator service includes both absorption and compressor-based systems used in RVs. Diagnostics focus on cooling performance, power supply stability, and airflow efficiency. Repairs address issues such as weak cooling, ignition failure, or electrical inconsistencies.

Learn More

RV Water Heaters

Water heater service covers both tank and tankless systems powered by propane, electricity, or dual sources. Service includes ignition testing, temperature regulation checks, and sediment-related performance issues. Proper function ensures consistent hot water availability for daily RV use.

Learn More

RV Furnaces

Furnace services focus on propane heating systems used for interior temperature control. Diagnostics include ignition system checks, airflow evaluation, and burner performance testing. Repairs ensure safe and consistent heating during cold weather conditions.

Learn More

Roof A/C Service

Roof-mounted air conditioning service includes compressor testing, refrigerant evaluation, airflow inspection, and electrical diagnostics. These systems are essential for maintaining comfort during high heat conditions and must operate efficiently under heavy load.

Learn More

RV Generators

Generator service includes engine inspection, fuel system evaluation, voltage output testing, and load capacity assessment. RV generators provide independent power when shore power is unavailable, making them critical for off-grid travel.

Learn More

Electrical (110V & 12V) Systems

Electrical service covers both high-voltage and low-voltage systems inside the RV. This includes batteries, converters, inverters, wiring, and distribution panels. Proper electrical function ensures safe operation of appliances, lighting, and onboard systems.

Learn More

RV Plumbing

Plumbing services include freshwater system repair, wastewater management, pump diagnostics, and leak detection. These systems must maintain proper pressure and drainage to support essential RV living functions.

Learn More

RV Awnings

Awning services include inspection, repair, and replacement of fabric, arms, and motorized components. Awnings provide exterior shade and protection but are vulnerable to wind damage, UV exposure, and mechanical wear.

Learn More

Warranty Repairs

Warranty repair services involve manufacturer-approved diagnostics and repair procedures for covered RV systems. Work is documented and performed according to warranty guidelines to ensure compliance and claim approval.

Learn More

RV Accessories

Accessory services include installation and integration of aftermarket and factory-compatible upgrades. These may include lighting systems, monitoring devices, storage solutions, and exterior enhancements that improve RV functionality.

Learn More

Pre-Purchase Inspections

Pre-purchase inspections evaluate RV condition before buying. This includes full system testing across mechanical, electrical, plumbing, appliances, and structural components to identify hidden issues and maintenance needs.

Learn More

RV Rain Leak Repair

Leak repair services focus on locating and sealing water intrusion points in roofs, windows, slide-outs, and exterior joints. Water leaks can cause significant structural and electrical damage if not addressed promptly.

Learn More

Winterizing and Pre-Trip Service

This combined service prepares RVs for both storage and travel readiness. Winterizing protects systems from freezing damage, while pre-trip inspections ensure safe operation before hitting the road.

Learn More

Why RV System Maintenance Matters in Arizona

Arizona’s climate creates unique challenges for RV systems. High temperatures in Mesa place heavy demand on cooling systems, seals, and electrical components. In Flagstaff, colder temperatures and elevation changes can affect engine performance, plumbing systems, and propane heating reliability.


Without proper maintenance, these environmental conditions can accelerate wear on RV systems and lead to unexpected breakdowns. Regular inspections and timely repairs help maintain system reliability across all travel conditions.


High Country RV provides service solutions designed specifically for these regional demands, helping RV owners maintain confidence in their vehicles year-round.


Client's Testimonials

Black quotation marks symbol on a white background

Bryon was excellent with communication, letting me know I can come in for service sooner than scheduled. He was able to redo my entire pvc sewage line from tank to valve. He was able to save me money by using undamaged parts. I was very happy with my service and it didn't take long at all. Bryon also told me of a fantastic spot to park the RV in the forest which was much appreciated (I am out there now 😊)

I totally recommend High Country RV. Thank you again!

Ruck Rucker

★★★★★

Black double quotation marks on a white background

Bryon fixed 2 of our issues fairly quickly, even diagnosed our electrical issue with Murphy bed/slide as well. Good guy and worked methodically. Recommend him highly

Luke Varela

★★★★★

Black double quotation mark symbol on a white background

We had a problem with our invertor (although we did not know that was the problem at the time) and contacted Bryon. He worked within our schedule and came out the next day to determine the problem and was able to order the part and install it as soon as it came in. We were able to keep our trip schedule. He was great to work with and we would recommend him to anyone!! Always nice to deal with good honest people.

Dana Small

★★★★★

Google review button with multicolor Google logo and text, “Click here to leave us a review on Google!”

Schedule RV Service Today

Whether you need repairs, seasonal maintenance, or a full system inspection, High Country RV is ready to help keep your RV operating safely and efficiently.



Do not wait for small issues to become major problems on the road. From electrical systems and plumbing to appliances, roofing, and generators, every component plays a role in your RV’s performance.

Contact High Country RV today to schedule service in Flagstaff or Mesa, AZ and keep your RV ready for every journey.