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Under the hood,in plain English.

Articles by Terry McAdoo covering the questions our customers actually ask — what a symptom really means, what a repair should cost, and what to look for before it becomes a bigger problem.

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Auto Repair · Diagnostics

Diagnose & Fix Engine Oil Leaks — Valve Covers & Oil Pans

Small oil spots in the driveway aren't nothing. Left alone, a slow leak becomes an empty crankcase, a hot engine, and a rebuild that costs ten times what the gasket would have. This article walks through the two most common leak paths on modern engines — valve cover gaskets and oil pan seals — with what to look for, typical repair costs at our Bountiful shop, and when a leak is safe to defer versus fix this week.

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Written by Terry.

Every article is drafted from the shop floor — questions we hear on the phone or in the bay, distilled into the real answer without the marketing fluff. New posts go up as the questions come in.

Auto Repair · Diagnostics

Wheel Bearing & Hub Assembly Failures

That hum that rises with speed but ignores road surface? Usually a wheel bearing. Walkthrough of costs, bolt-on vs press-in hubs, and what to check before you replace anything.

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Auto Repair · Preventive

Squealing Under the Hood? Serpentine Belt Replacement

Cold-morning squeal is almost always a slipping serpentine belt. The five usual causes, typical replacement costs, and what to check first so you don't pay for parts you didn't need.

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Auto Repair · Diagnostics

Variable Valve Timing (VVT) Solenoid Issues

Low or dirty oil causes most VVT codes — not a bad solenoid. How to confirm the real fault before you replace any parts, and why the fix is usually cheaper than the code suggests.

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Commercial · Fleet

Commercial Fleet Auto Repair Services

How local businesses use Wizard's for oil changes, brake work, and emergency repair across small vehicle fleets — HVAC, plumbing, landscaping, and delivery. Scheduling, priority slots, and how billing works.

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About the author

Meet Terry.

Terry McAdoo

Owner · Veteran · ASE-experienced Technician

Terry has been under vehicles his whole working life. He's a veteran, he founded Wizard's Automotive & RV on the belief that honest work honors the person who paid for it, and he still personally walks most customers through their repair. When he isn't in the shop, he's running the Cars for Vets Program — acquiring, restoring, and gifting vehicles to veterans navigating post-service transition.

Have a question worth an article?

Ask us. If we're hearing it from other customers too, Terry will probably write it up next.

Email Terry → Full blog on thewizardgroup.com ↗