Complete Auto Repair & Maintenance
Built on Trust.
Proven by Quality.
ASE Certified Master Mechanic — we come to you. Oil changes to major engine repairs, done right the first time.
Se Habla Español
What We Do
Complete automotive repair and maintenance — at your home, office, or anywhere your vehicle is.
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Oil Changes & Fluids
Full synthetic, conventional, and high-mileage oil changes plus complete fluid services and flushes.
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Engine Diagnostics
Check engine light on? We scan, diagnose, and explain exactly what's wrong — no guesswork, no upsells.
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Brakes & Suspension
From simple brake jobs to lift kits — pads, rotors, calipers, struts, shocks, and control arms. We keep you stopping safely and handling smoothly.
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Electrical Systems
Battery testing and replacement, alternator, starter, and full electrical diagnosis.
We also do custom installations: sound systems, lighting, etc... -
Transmission Service
Fluid services, filter replacements, diagnostics and repair for automatic and manual transmissions.
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Preventive Maintenance
Tune-ups, belts, hoses, filters, and scheduled maintenance to protect your investment.
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Engine Repair
Major engine repair and overhauls — the complex work many shops turn away. We handle it.
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Mobile Service
We come to your home, office, or wherever your vehicle is parked. No tow truck, no waiting room.
About R&K Auto Care
Karl founded R&K Auto Care to bring dealership-level expertise directly to you. As an ASE Certified Master Mechanic, Karl handles everything from routine maintenance to the most complex engine work — with full transparency on pricing and no surprise fees.
Whether your vehicle is domestic or import, hybrid or diesel, daily driver or classic — we've got you covered.
Based in Carbon Valley (Frederick, Firestone & Dacono), Karl services all of Northern Colorado and the Denver metro. Mobile service fees vary by zone — call or email to confirm coverage for your location.
Ready to Schedule?
Give us a call or send an email — we'll get you taken care of.