Mon–Fri: 8AM–6PM  |  Sat: 8AM–3PM
(818) 500-1939
Full-Service Auto Repair

Our Auto Repair Services

From routine maintenance to complex repairs, A Plus Auto Shop handles it all. Expert service on every make and model — walk-ins always welcome.

Call (818) 500-1939

Complete Auto Care Under One Roof

A Plus Auto Shop is your full-service auto repair destination in Sun Valley, CA. We handle everything from simple maintenance to complex mechanical repairs.

Computer Diagnostics

State-of-the-art diagnostic equipment to accurately identify engine codes, electrical faults, and performance issues.

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Brake Repair & Service

Complete brake inspections, pad replacements, rotor resurfacing, and full brake system repairs for your safety.

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Check Engine Light

Expert check engine light diagnosis using professional OBD-II scanners. We find the real cause — not just read the code.

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Steering & Suspension

Expert repair of shocks, struts, ball joints, tie rods, and complete suspension systems for a smooth ride.

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Oil Changes & Tune-Ups

Routine oil changes, filter replacements, spark plug service, and engine tune-ups for peak performance.

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Tires — Rotation & Balancing

Professional tire rotation, balancing, and pressure checks to extend tire life and improve fuel economy.

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Muffler & Exhaust

Complete exhaust system repair including mufflers, catalytic converters, and exhaust pipes.

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Electrical Systems

Diagnosis and repair of alternators, starters, batteries, wiring, and all electrical components.

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Alternator & Starter Repair

Car won't start? We test and repair alternators, starters, and charging systems to get you back on the road.

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Safety Inspections

Thorough multi-point safety inspections covering brakes, tires, lights, fluids, and more.

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Full Vehicle Check-Ups

Bumper-to-bumper vehicle health assessments so you know exactly where your car stands.

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Transmission Repair & Service

Complete transmission diagnostics, fluid changes, rebuilds, and replacements for automatic and manual transmissions.

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Timing Belt Replacement

Precision timing belt and timing chain replacement to prevent catastrophic engine damage.

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AC Repair & Recharge

Full air conditioning diagnostics, refrigerant recharge, compressor repair, and climate control service.

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Heater Core Repair

Heater core replacement, cabin heating diagnostics, and coolant system repair to keep you warm.

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Water Pump Replacement

Water pump diagnostics and replacement to prevent engine overheating and coolant leaks.

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Thermostat Replacement

Engine thermostat testing and replacement for proper operating temperature and fuel efficiency.

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Radiator Repair & Coolant Flush

Radiator leak repair, replacement, and coolant system flush to keep your engine running cool.

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Wiper & Light Bulb Replacement

Windshield wiper blade replacement, headlight and taillight bulb changes, and visibility upgrades.

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Hose & Belt Inspection

Comprehensive inspection and replacement of radiator hoses, heater hoses, serpentine belts, and V-belts.

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Catalytic Converter Repair

Catalytic converter diagnostics, repair, and replacement to pass smog and restore performance.

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Drivetrain & Axle Repair

CV axle, driveshaft, differential, and transfer case repair for smooth, reliable power delivery.

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Power Steering Repair

Power steering pump, rack, fluid, and hose repair to restore easy, responsive steering.

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Computer Diagnostics

Modern vehicles rely on dozens of interconnected computer systems. When your check engine light comes on or something feels off, our advanced diagnostic scanners read trouble codes directly from your car's ECU to pinpoint the exact issue — no guesswork involved.

  • Check engine light diagnosis
  • OBD-II code reading & interpretation
  • Sensor & module testing
  • Performance & emissions diagnostics
  • Pre-purchase vehicle scans
Mechanic using computer diagnostic equipment on a car engine

Brake Repair & Service

Your brakes are the most critical safety system on your vehicle. Whether you hear squealing, feel vibrations, or notice your car pulling to one side, Armik will inspect your entire brake system and get you stopping safely again.

  • Brake pad & shoe replacement
  • Rotor resurfacing & replacement
  • Brake fluid flush & bleeding
  • Caliper repair & replacement
  • ABS system diagnosis
Close-up of a brake rotor and caliper during a brake repair service

Steering & Suspension

A worn suspension doesn't just make for an uncomfortable ride — it affects your handling, tire wear, and safety. We restore your vehicle's ride quality by repairing or replacing worn-out suspension components.

  • Shock & strut replacement
  • Ball joint & tie rod repair
  • Wheel alignment
  • Power steering service
  • Control arm & bushing replacement
Mechanic inspecting the suspension system underneath a vehicle

Oil Changes & Tune-Ups

Regular oil changes and tune-ups are the foundation of vehicle longevity. We use quality oils and filters to keep your engine protected, and our comprehensive tune-ups address all the maintenance items that keep your car running smoothly.

  • Conventional & synthetic oil changes
  • Oil filter replacement
  • Spark plug replacement
  • Air & cabin filter replacement
  • Fluid top-offs & inspections
Mechanic performing an oil change underneath a lifted vehicle

Tires — Rotation, Balancing & Air

Proper tire maintenance extends the life of your tires, improves fuel economy, and keeps you safe on the road. We provide professional tire services to ensure even wear and optimal performance.

  • Tire rotation
  • Wheel balancing
  • Air pressure checks & adjustments
  • Tire condition inspection
  • TPMS sensor service
Mechanic working on a tire mounted on a wheel balancing machine

Muffler & Exhaust

A damaged exhaust system creates noise, reduces performance, and can leak harmful fumes into your cabin. We repair and replace all exhaust components to keep your vehicle running quietly and cleanly.

  • Muffler repair & replacement
  • Catalytic converter service
  • Exhaust pipe & manifold repair
  • Exhaust leak detection
  • Smog-related exhaust work
Mechanic inspecting the exhaust system underneath a car on a lift

Electrical Systems

Electrical problems can be some of the trickiest issues to diagnose. From a dead battery to a faulty alternator or mysterious wiring gremlins, we have the tools and expertise to track down and fix any electrical issue.

  • Battery testing & replacement
  • Alternator & starter repair
  • Wiring harness diagnosis
  • Lighting & fuse repair
  • Power window & lock repair
Mechanic testing electrical connections in a vehicle engine bay

Safety Inspections

A comprehensive safety inspection gives you peace of mind on the road. We check every critical system to make sure your vehicle is safe for you and your passengers.

  • Multi-point safety inspections
  • Brake & tire condition checks
  • Lights, wipers & horn testing
  • Fluid level & condition checks
  • Belt & hose inspections
Mechanic performing a thorough safety inspection on a vehicle

Full Vehicle Check-Ups

Whether you're buying a used car or just want to know where your vehicle stands, our bumper-to-bumper check-up covers every major system. You'll get an honest assessment of your car's health with no surprises.

  • Bumper-to-bumper assessments
  • Pre-purchase inspections
  • Seasonal vehicle check-ups
  • Road trip preparation
  • Written condition reports
Mechanic performing a complete vehicle inspection in the shop

All Makes & Models Welcome

We work on everything from daily drivers to luxury vehicles. Here are some of the brands we service regularly.

BMW Toyota Honda Mercedes-Benz Audi Volkswagen Nissan Subaru Kia Jeep Scion Ford Chevrolet Hyundai Lexus Dodge Chrysler Mazda And More

Ready to Get Your Car Serviced?

Walk-ins are always welcome at A Plus Auto Shop. No appointment needed — just stop by or give us a call.