Marcus Webb
ASE-Certified Technician & Fixxr Advisor
Marcus is an ASE-certified technician with over a decade of shop-floor experience across independent and dealership service centers. He advises Fixxr on repair pricing accuracy and reviews cost-guide content for technical correctness.
Articles by Marcus
Finding a MechanicDealership vs Independent Mechanic: Which Should You Choose?
Dealers charge $150–$250/hour vs $100–$150 at independents — often 25–40% more per repair. When the dealer's worth it, and your Magnuson-Moss warranty rights.
Car DiagnosticsWhy Is My Car Shaking at Highway Speed? Causes & Costs
Highway-speed shaking is usually unbalanced wheels—a $60–$200 fix—but tires, alignment, and worn suspension can cause it too. Here's how to tell which.
Repair CostsWhy Are Catalytic Converters So Expensive to Replace?
Catalytic converter replacement runs $900–$4,400 in 2026. Why precious metals drive the cost and thefts, and why a P0420 code isn't always the converter.
Car MaintenanceHow Often Do You Really Need an Oil Change?
The 3,000-mile rule is outdated. Most cars on full synthetic go 7,500–10,000 miles between changes — here's what your driving habits actually require.
Repair CostsWhy Is My Transmission Slipping? Signs and 2026 Repair Costs
Transmission slipping can be a $150 fluid fix or a $3,500 rebuild. How to tell fluid, solenoid, and clutch problems apart — with realistic 2026 cost ranges.
Car DiagnosticsCar AC Blowing Hot Air? Recharge vs. Compressor vs. Condenser
Why your car's AC blows hot air: refrigerant leaks, compressor, or condenser failures — with 2026 costs from $150 recharges to $1,500+ compressor jobs.
Finding a MechanicHow to Find a Mechanic You Can Actually Trust
A real framework for evaluating a repair shop before you need one in an emergency, plus the concrete signs of a great shop versus one to avoid.
Repair CostsHow Much Should a Brake Job Cost? A 2026 Price Guide
Real 2026 brake job price ranges by part and vehicle type ($150–650/axle), what's actually included, and the factors that legitimately move the price up or down.
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