HydroVacTruckRepair.com

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Expert insights on hydrovac repair, maintenance, and industry best practices.

Featured Posts

Your hydrovac runs on diesel, and diesel problems shut everything down. Here's what every operator needs to know about keeping that engine running.

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Featured
December 30, 2025 • By Nick Zimmerman

Breakdowns don't happen randomly — they happen because something got neglected. Here's everything I've learned about hydrovac maintenance in 25 years of keeping these trucks on the job.

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Featured
December 27, 2025 • By Nick Zimmerman

After 25 years fixing hydrovac trucks, I've seen every failure mode there is. Here's my complete guide to diagnosing and fixing the most common problems before they strand you on a job site.

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Recent Posts

That DEF warning won't go away and now your truck barely moves? Here's what's actually wrong with your diesel exhaust fluid system and how to fix it.

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Your diesel engine gives warning signs before it fails. Here's how to recognize them before a small problem becomes a job-site emergency.

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That DPF light that won't go away? Your hydrovac's duty cycle is probably fighting the regen process. Here's what's actually happening and what you can do about it.

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January 6, 2026 • By Nick Zimmerman

Your blower oil change is the cheapest insurance you can buy. Here's exactly when to change it, what oil to use, and how to do it right.

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I've rebuilt equipment that was only two years old because of how it was operated. Here are the mistakes I see most often — and they're all preventable.

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"Every 250 hours" doesn't mean much if you're running 60 hours a week. Here's a real-world guide to hydrovac service intervals that actually makes sense for working trucks.

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Ten minutes every morning can save you hours stuck on a job site. Here's the pre-trip checklist I give every operator I work with — the stuff that actually matters.

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December 26, 2025 • By Nick Zimmerman

Boom stuck pointing the wrong direction while the clock's ticking? I've fixed hundreds of boom rotation problems. Here's what's actually wrong and what you can do about it.

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December 25, 2025 • By Nick Zimmerman

Water pressure dropping to nothing right when you need it? Before you assume your pump is toast, here's how to actually diagnose the problem — it might be a $20 fix.

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December 24, 2025 • By Nick Zimmerman

PTO light's on but nothing's happening? Or it won't even engage at all? Here's how to figure out what's actually wrong before you assume the worst.

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Hydraulic fluid temp climbing into the red? That's not just a warning light problem — you're cooking your system from the inside. Here's what's happening and how to fix it.

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Tank full of mud and the dump won't work? That's a bad day. Here's how to figure out if it's hydraulic, mechanical, or something you can fix with a wrench.

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Your vacuum gauge sitting at zero? Been there. Here's what's actually wrong with your PD blower and what you can do about it before calling for help.

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Prepare your hydrovac truck for winter with this complete checklist. Prevent frozen systems, protect components, and avoid costly cold-weather breakdowns.

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