RV Service
RV Electrical & 12-Volt System Repair
No power. No lights. Nothing works. Electrical faults are among the most-misdiagnosed problems in an RV, and they're worth tracing properly instead of replacing parts hopefully.
Mon–Fri · 7AM–7PM
An RV runs two electrical systems at once: 12-volt DC that powers lights, pumps, fans, furnace controls and refrigerator boards, and 120-volt AC that arrives from shore power or an inverter. The converter sits between them, charging the batteries and feeding the DC side. When something anywhere in that layout fails, the symptom can show up somewhere unrelated — a furnace that won't ignite or a fridge that won't start can both be low-voltage problems rather than appliance problems.
Diagnosis generally relies on measurement rather than guesswork: voltage at the battery, voltage at the panel, converter output, ground integrity, and fuse and breaker condition. That's how a dead circuit gets traced to a likely cause — such as a corroded ground or a failed converter — instead of an expensive appliance replacement that may not fix anything.
This category covers 12-volt and converter troubleshooting, battery diagnosis, fuse and breaker panel issues, no-power and no-lights calls, and the low-voltage conditions that can affect other RV systems.
A certified RV technician comes to your RV anywhere in Central Oregon.
Monday – Friday, 7:00 AM – 7:00 PM, year-round.
Symptoms
Signs it's time to call
If any of these sound familiar, describe them on the phone — the details usually narrow the cause before the visit.
- No 12-volt power at all — no lights, no pump, no furnace controls
- Lights dim or flicker, or dim further when the pump or fan runs
- Batteries won't hold a charge or drain overnight
- Fuses blow repeatedly on the same circuit
- Shore power connects but nothing inside comes on
- Appliances behave erratically for no obvious reason
- Converter is hot, noisy or clearly not charging
Covered
What Fixin Trips handles
- 12-volt DC diagnosis and repair
- Battery diagnosis
- Converter and charger diagnosis
- Fuse and breaker panel troubleshooting
- No-power and no-lights diagnosis
- Low-voltage conditions affecting furnaces, refrigerators and water heaters
Boundaries
What's outside this service
- No solar panel, solar controller or off-grid solar system work
- No generator repair or generator wiring
- No chassis, engine or automotive electrical systems
- No RVs or trailers older than model year 1995
How service works
Straightforward from the first phone call
Here's exactly how a Fixin Trips service call works.
- 1
We talk it through
Call and describe the symptoms, your RV year and type. We'll determine whether the issue is inside Fixin Trips' scope before anyone drives out.
- 2
We schedule the visit
We schedule your service call based on the first available appointment in your area. This helps prevent the long waits you'd experience taking your RV to a repair facility.
- 3
Diagnose and repair
We diagnose and fix the problem in real time, explaining the process as we go. This helps you understand exactly what you're paying for and how your RV was repaired.
- 4
Payment Options
We accept multiple forms of payment, including onsite credit card payments, checks and cash.
Questions
Electrical & 12-Volt FAQs
My RV has no power at all. Where does that usually start?
Often at the battery, the main fuse or disconnect, or the converter. A total loss of 12-volt power is commonly upstream of the appliances, which is why checking the source first can save money.
Do you install or repair solar systems?
No. Solar panels, controllers and off-grid solar setups are outside what Fixin Trips services. Battery and 12-volt diagnosis is in scope.
Can an electrical problem stop my furnace or refrigerator from working?
Yes, in some cases. Both rely on stable 12-volt power for their control boards. Low or unstable voltage can produce symptoms that look like appliance failure, which is why voltage is generally checked before parts are considered.
Do you diagnose and replace RV batteries?
Yes — batteries are checked and replaced as part of electrical diagnosis when that's the source of the problem.
Related services
Related RV services
Service area
Electrical & 12-Volt across Central Oregon
Not sure whether your community is covered? Get in touch or call 541.699.8799.
Need electrical & 12-volt? Call 541.699.8799
Call Nate Glass at 541.699.8799. He'll talk through the symptoms first to confirm the job is something Fixin Trips services, then schedule an onsite visit anywhere in Central Oregon. If we can't fix it, we don't charge.