Diagnostic Services in
Knoxville, IA

As a family-owned business, we pride ourselves on our CERTIFICATIONS, Expert knowledge, and Genuine Parts.

Diagnostic Services in Knoxville, IA


60 month / 60k mile warranty Logo | Red Rock Towing and Service

When your check engine light comes on or something just feels off, Red Rock Towing and Service in Knoxville, IA is here with expert diagnostic services you can count on. Our ASE-certified technicians use advanced scan tools and proven techniques to pinpoint issues quickly and accurately. Whether it’s a strange noise, warning light, or performance drop, we’ll uncover the root cause and provide a clear path to repair. With certifications from CAR and support from NAPA, we back our diagnostics with trusted insight and reliable solutions. Don’t guess what's wrong—get real answers and peace of mind from your local experts.

Book Your Visit

Vehicle Diagnostics in Knoxville, IA


Modern vehicles are equipped with complex systems that require precise tools and knowledge to properly diagnose. From engine misfires and transmission slips to electrical faults and sensor issues, today’s cars rely on computer-based systems to monitor performance and alert you to potential problems. When something goes wrong, having the right team and equipment to read and interpret those signals is essential. Ignoring warning lights or unusual behavior can lead to more costly damage and unsafe driving conditions.


At Red Rock Towing and Service, our ASE-certified team performs comprehensive diagnostic services using cutting-edge technology to read trouble codes, assess data, and track down hidden issues. But we don’t stop at reading codes—we interpret the findings and explain them to you in plain language. As a CAR-certified facility with NAPA-backed support, we ensure every diagnosis is accurate and every recommendation is in your best interest. Whether you need a quick check or a deep system scan, our diagnostics help you make informed, confident decisions about your vehicle’s care.

Accurate Auto Diagnostics in Knoxville, IA


Red Rock Towing and Service delivers trusted diagnostic services with the professionalism and transparency you deserve. We believe in identifying problems the right way—without guesswork or unnecessary repairs. Our technicians are ASE-certified, and our shop is proud to hold certifications from both CAR and NAPA, giving you confidence in every recommendation we make.


Our diagnostic process starts with a full-system scan using industry-leading equipment. We check everything from engine control modules and emissions systems to ABS, battery, and electrical systems. After identifying the issue, we walk you through the next steps and give you a clear estimate—no pressure, just answers you can trust.


Key Benefits of Choosing Red Rock Towing and Service for Diagnostics:


  • ASE-certified techs using advanced diagnostic tools
  • Accurate, honest results with no guesswork
  • Full-system scans for check engine lights, electrical, and more
  • Trusted NAPA-backed repairs based on real findings
  • Clear explanations and repair options tailored to your needs

Diagnostic Services Near Me – Knoxville, IA


Looking for “diagnostic services near me” in Knoxville, IA? Red Rock Towing and Service is your local go-to for fast, accurate vehicle diagnostics. Whether your check engine light just came on or you've been chasing an issue for weeks, our team will get to the bottom of it with precision and care. Our state-of-the-art tools and ASE-certified technicians ensure that every test is thorough, every result is accurate, and every fix is backed by quality you can trust.


Skip the stress of guessing what's wrong with your car—schedule diagnostic services with Red Rock Towing and Service today. We're proud to serve the Knoxville community with transparent, affordable service backed by CAR and NAPA certifications. Call us now or book your appointment online for expert vehicle diagnostics that help you drive with confidence.

Automotive Services

Reliable Car Maintenance and Repairs in Knoxville, IA


From routine maintenance to complex repairs, Red Rock Towing and Service is your trusted destination for reliable automotive care in Knoxville, IA. Our ASE-certified team works on all makes and models, delivering honest diagnostics, quality workmanship, and fast turnaround times. Whether you need an oil change, brake service, or emergency tow, we’re here to keep you safely on the road with service you can count on.

Suspension Services

Your suspension keeps your ride safe, absorbs bumps, and ensures safe tire contact. Worn components can lead to uneven tire wear, poor handling, and reduced control—making timely service essential.

VIEW SERVICE >

Brake Services

Brakes are your most important safety feature, allowing you to stop quickly and confidently. Routine inspections and maintenance help prevent wear-related issues and ensure safe driving in any condition.

VIEW SERVICE >

Oil Changes

Oil changes keep your engine clean, cool, and properly lubricated to prevent damage over time. Staying on schedule improves efficiency, boosts performance, and extends the life of your vehicle.

VIEW SERVICE >

Our Location

OUR MECHANICS PROVIDE QUALITY AUTO REPAIR SERVICES IN Knoxville, IA


Located in the heart of Knoxville, IA, Red Rock Towing and Service is your local destination for expert auto repair, towing, and maintenance services. Backed by ASE-certified technicians and proud partners of CAR and NAPA, we provide trusted care for your vehicle with a commitment to quality and customer satisfaction.


Our central location in Marion County makes us easily accessible to drivers from across the region. Whether you're in need of a quick repair, routine service, or emergency towing, we're conveniently positioned to serve customers throughout Knoxville and surrounding Iowa communities.

  • Pella
  • Pleasantville
  • Melcher-Dallas
  • Harvey
  • Bussey
  • Tracy
  • Swan
  • Monroe
  • Prairie City
  • Otley
  • Reasnor
  • Colfax
  • Mitchellville
  • Runnells
  • Carlisle
  • Indianola