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OCRV Center
Mechanical and Systems

RV Plumbing and Water System Repair in Chino

The short answer

OCRV Center repairs RV fresh, gray, and black water systems in our Yorba Linda shop, from pinhole leaks and failed pumps to cracked tanks and water heaters. Most plumbing work runs from $250 to $6,000 depending on the system.

Ballpark: $250 to $6,000+

An RV is a rolling house with fresh, gray, and black water systems that flex and freeze on the road. A slow leak can ruin a subfloor before you ever see a drip. We pressure test the system, find the source, and rebuild the lines, valves, and tanks that owners dread. All plumbing work is in-shop only.

Plumbing and water work we handle

An RV plumbing system runs fresh, gray, and black water through lines that flex with every mile and freeze when a coach sits through winter, so leaks rarely announce themselves. We start at the pump and work the system under pressure, checking fittings, valves, and tank seams for the drip that is quietly soaking a floor you cannot see. Chino owners bring coaches to our Yorba Linda shop for that full water-system workup.

  • Fresh, gray, and black tank repair and replacement
  • Water pump and accumulator service
  • Water heater diagnosis and replacement
  • PEX and supply line leak repair
  • Faucet, valve, and fitting replacement
  • Winterization and pressure testing

Find the leak, fix the cause

We pressure test the system to locate the real source instead of chasing the symptom. A written estimate follows the diagnosis so you know the scope before any line or tank work begins.

  • System pressurized to service spec
  • Pump, supply lines, and tank seams checked under pressure
  • Moisture reading around the failure point
  • Written scope before any line or tank work begins

Protecting the subfloor

Because a hidden water leak can soak a subfloor and lead to far larger structural repairs, we check for moisture intrusion around the failure point and flag it before it spreads.

Questions

Frequently asked questions

Can you find a hidden water leak in my RV?+

Yes. We pressure test the fresh water system and inspect the gray and black lines to locate the source, then repair the line, valve, or tank that failed.

Do you replace cracked holding tanks?+

Yes. We repair or replace fresh, gray, and black holding tanks, including the valves and fittings, and check the surrounding area for water damage.

Will a small leak really damage my coach?+

It can. A slow leak often soaks the subfloor before you notice it, which is why we check for moisture intrusion and address the source, not just the drip.

Every repair

What's Included

  • A written estimate before any work begins
  • Direct insurance billing and supplement handling
  • Teardown to find hidden damage, not just surface cracks
  • Repairs documented to factory structural specs
  • Color matched paint in a downdraft booth
  • A multi point quality inspection before delivery
What to expect

Our Process

  1. 1

    Assessment

    Call or request a quote. We review the damage, put a written estimate in your hands, and explain your insurance options.

  2. 2

    Insurance coordination

    We bill your carrier direct and handle the photos, paperwork, and supplements so the repair is approved completely.

  3. 3

    Expert repair

    Your vehicle moves through our shop across body, paint, structure, and systems, handled by techs who work on rigs like yours daily.

  4. 4

    Quality control

    Every vehicle passes a multi point inspection covering structure, paint, seals, and systems before it is cleared.

  5. 5

    Delivery and handover

    We return your vehicle clean and documented and walk you through everything that was repaired before you drive away.

Why owners choose us

OCRV Center vs a typical body shop

OCRV CenterTypical body shop
Vehicle typesRVs, vans, trailers, trucks, buses, EV/RivianCars and light trucks only
Work under one roofCollision, paint, fiberglass, frame, roof, slides, systemsOutsources specialty work
Insurance handlingBilled direct, supplements written for hidden damageYou chase the adjuster
Facility35,000 sq ft with lift capacity and a downdraft boothCannot fit a 40 ft coach
EstimateWritten estimate before work startsVerbal or vague

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