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RV electrical repair
RVs run on two systems. The 12 volt side runs lights, fans, slides and controls off the batteries. The 120 volt side runs outlets and big appliances off shore power, a generator or an inverter. Problems on one side often show up on the other.
- Towns Indio, Palm Desert, La Quinta, Palm Springs, Cathedral City, Coachella, Desert Hot Springs, Thousand Palms, Rancho Mirage, Indian Wells
- Season 2026 to 2027 winter season. Fall through spring is the busy time here
Common problems
- Outlets dead but lights work, or the other way around
- Batteries not charging or going flat overnight
- Converter, inverter or charger not working
- Transfer switch problems between shore power and generator
- Breakers or GFCI outlets that keep tripping
- Solar or lithium battery setup not behaving
Things to check before you send a request
- Reset every GFCI outlet. One tripped GFCI can kill several outlets, including outside ones.
- Check the breakers in your panel and at the park pedestal.
- Check the battery disconnect switch. It's easy to bump off.
- If you have a surge protector or power management system, look at its display for an error.
Related: RV AC repair and Generator repair. Mobile RV techs work in Indio, Palm Desert, Cathedral City and the rest of the Coachella Valley.
120 volt shore power can kill. If you smell burning or see scorch marks, unplug from the pedestal and leave it for a tech.
Call (760) 289-3888 or send the form, and a local mobile RV tech contacts you to set a time.
Areas served
See all areas served in the Coachella Valley.
Common questions
- What should I check before calling about RV electrical trouble?
- Reset every GFCI outlet. One tripped GFCI can kill several outlets, including outside ones. Check the breakers in your panel and at the park pedestal. Check the battery disconnect switch. It's easy to bump off. If you have a surge protector or power management system, look at its display for an error.
- What should I have ready when I call?
- Your RV's year, make and model, where it's parked (park or lot name, space number and gate notes), what's wrong and when it started. Call (760) 289-3888 or send the form.
- Do they work on engines and transmissions?
- Most mobile RV repair businesses focus on the coach side: AC, appliances, electrical, slides, roofs and plumbing. Engine, transmission and chassis work on a motorhome usually needs a truck or RV shop.