Do Modern Cars Need Tune-Ups? The Truth About 2020+ Vehicles
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Do Modern Cars Need Tune-Ups? The Truth About 2020+ Vehicles

Rohnert Park Transmission Technical Team
October 2, 2025
15 min read

Your father or grandfather might remember taking their car in for a tune-up every 5,000-10,000 miles. The mechanic would adjust the carburetor, replace the points and condenser, check the timing, and set the dwell angle. Modern vehicles have none of these components. So when someone asks, "Does my 2022 Honda Civic need a tune-up?"—the answer is both no and yes. No, modern cars don't need traditional tune-ups. But yes, they need specific engine maintenance services that serve a similar purpose. Understanding this evolution helps you maintain your vehicle properly without wasting money on outdated services or neglecting what modern engines actually require.

What Traditional Tune-Ups Actually Included

To understand why modern cars don't need tune-ups, we must first understand what traditional tune-ups were and why they were necessary.

The Classic Tune-Up (1960s-1980s Vehicles)

Traditional tune-ups addressed the limitations of mechanical ignition and carburetion systems common through the 1980s:

Ignition System Service:

  • Replace breaker points (mechanical switches that controlled spark timing)
  • Replace condenser (electrical component preventing point arcing)
  • Adjust point gap with feeler gauge
  • Set ignition timing with timing light
  • Adjust dwell angle (point open/closed duration)
  • Replace distributor cap and rotor
  • Replace spark plug wires
  • Replace spark plugs (every 10,000-15,000 miles)

Carburetor Service:

  • Adjust idle speed and mixture screws
  • Clean carburetor jets and passages
  • Adjust choke operation
  • Set accelerator pump stroke
  • Synchronize multiple carburetors (some vehicles)

Additional Service:

  • Adjust valve lash (mechanical valve trains)
  • Replace air filter
  • Replace fuel filter
  • Replace PCV valve
  • Check and adjust drive belts

Why These Services Were Necessary

Mechanical Wear: Points wore down through mechanical contact, requiring replacement every 10,000-15,000 miles. As they wore, ignition timing drifted out of specification.

Carburetor Drift: Carburetors relied on tiny jets and mechanical linkages that vibrated out of adjustment over time. Fuel mixture became too rich or too lean, affecting performance and fuel economy.

Mechanical Valve Adjustment: Solid lifter valve trains required periodic adjustment as components wore. Improper valve lash caused poor performance and potential engine damage.

Limited Component Lifespan: Spark plugs fouled quickly, lasting only 10,000-15,000 miles. Ignition wires deteriorated from engine heat and ozone exposure.

Frequent Maintenance Cycles: These components wore and drifted out of adjustment so regularly that comprehensive service every 5,000-10,000 miles was genuinely necessary for reliable operation.

Why Modern Cars Are Fundamentally Different

Beginning in the 1980s and fully realized by the mid-1990s, automotive technology underwent revolutionary changes that eliminated nearly everything associated with traditional tune-ups.

Electronic Fuel Injection Replaced Carburetors

How EFI Changed Everything:

Modern electronic fuel injection systems use precision-engineered injectors controlled by sophisticated engine computers. This technology:

Eliminates Adjustment: No jets to clean, no mixture screws to adjust, no mechanical linkages to synchronize. The computer controls fuel delivery with precision impossible for mechanical systems.

Self-Compensating: Oxygen sensors constantly monitor exhaust gases, and the computer adjusts fuel delivery in real-time to maintain optimal mixture. What once required manual adjustment now happens automatically thousands of times per second.

Consistent Performance: EFI maintains correct fuel mixture from sea level to mountain altitudes, from Arctic cold to desert heat, from startup to highway cruise—all automatically.

Long-Term Stability: Without mechanical parts that drift out of adjustment, fuel systems maintain proper operation for 100,000+ miles without service beyond occasional injector cleaning.

Electronic Ignition Eliminated Mechanical Components

Computer-Controlled Spark:

Modern ignition systems replaced mechanical points with electronic controls:

Distributorless Ignition: Most vehicles since the late 1990s use coil-on-plug or coil-pack systems with no distributor. Each spark plug has a dedicated ignition coil or shares one with a companion cylinder.

Computer Timing Control: The engine computer calculates optimal spark timing based on dozens of sensor inputs—engine speed, load, temperature, knock sensor feedback, throttle position. This precision exceeds anything mechanical systems could achieve.

No Wear Components: Electronic ignition has no points to wear, no mechanical advance mechanisms to stick, no distributor shaft bushings to develop play. Ignition coils last 100,000-150,000+ miles.

Adaptive Control: If knock sensors detect detonation, the computer retards timing instantly. If conditions allow, timing advances for maximum efficiency. This happens automatically without any adjustment.

Hydraulic Valve Adjusters Eliminated Valve Service

Self-Adjusting Valves:

Most modern engines use hydraulic valve lifters (also called lash adjusters) that automatically maintain zero valve clearance:

How They Work: Hydraulic lifters use oil pressure and spring pressure to maintain constant contact with the valve stem, automatically compensating for thermal expansion and component wear.

Maintenance-Free: Unlike solid lifter engines requiring adjustment every 15,000-30,000 miles, hydraulic lifter engines need no valve adjustment throughout their lifetime (200,000+ miles).

Exceptions: Some performance engines (Honda VTEC, various European brands) still use solid lifters requiring periodic adjustment, but these are minority cases, and intervals are extended (30,000-60,000 miles).

Extended Spark Plug Life

Modern Plug Technology:

Spark plugs evolved dramatically from the copper-core plugs of the past:

Materials Evolution:

  • 1960s-1980s: Copper core plugs (10,000-15,000 mile life)
  • 1990s: Platinum plugs introduced (60,000-mile life)
  • 2000s: Iridium plugs common (100,000-mile life)
  • 2010s+: Dual-electrode iridium standard on many vehicles (120,000+ mile life)

Why They Last Longer:

Modern plugs use exotic metals (platinum, iridium) with much higher melting points and wear resistance than copper. Precise manufacturing creates consistent gaps that remain stable for 100,000 miles.

Computer Control Helps: Electronic ignition delivers consistent, optimized spark energy—not too weak (causing fouling) or too strong (causing erosion). This extends plug life significantly.

Better Manufacturing and Materials

Overall Vehicle Quality:

Beyond specific systems, general manufacturing improvements contribute to extended service intervals:

Tighter Tolerances: Computer-controlled manufacturing creates more precise components with less wear and longer life.

Better Materials: Advanced alloys, plastics, and rubber compounds last longer under extreme conditions.

Improved Lubricants: Synthetic oils and extended-life coolants protect components better and last longer between changes.

Sealed Components: Many systems are now sealed for life (some transmissions, differentials), requiring no periodic fluid changes.

What Modern Cars Actually Need: The New Reality

While traditional tune-ups are obsolete, modern vehicles still require specific engine maintenance. The difference is frequency and nature of service.

Spark Plug Replacement (Still Necessary, Just Less Frequent)

Even long-life iridium plugs eventually wear out and require replacement.

Modern Spark Plug Intervals by Brand:

Domestic Manufacturers:

  • Ford: 60,000-100,000 miles (varies by engine)
  • General Motors: 100,000 miles (most models)
  • Stellantis (Chrysler/Dodge/Jeep): 100,000 miles (most models)

Asian Manufacturers:

  • Toyota/Lexus: 60,000 miles (some), 120,000 miles (others)
  • Honda/Acura: 60,000-105,000 miles (varies by engine)
  • Nissan/Infiniti: 60,000-105,000 miles (varies by engine)
  • Hyundai/Kia: 60,000-100,000 miles (varies by engine)
  • Subaru: 60,000-97,500 miles (varies by engine)

European Manufacturers:

  • BMW/Mercedes-Benz/Audi: 60,000-100,000 miles (varies by model)
  • Volkswagen: 60,000 miles (most models)
  • Volvo: 60,000-120,000 miles (varies by engine)

Turbo Engine Note: Turbocharged engines often require more frequent spark plug replacement (30,000-60,000 miles) due to higher combustion temperatures and pressures.

Ignition System Components

Ignition Coils:

Modern coil-on-plug and coil-pack systems have coils that typically last 80,000-150,000 miles. They don't require preventive replacement but should be tested during spark plug service.

Replacement Indicators:

  • Check engine light with misfire codes (P0300-P0312)
  • Rough idle or hesitation
  • Reduced fuel economy
  • Hard starting

Spark Plug Wires (If Equipped):

Vehicles still using conventional spark plug wires should replace them every 60,000-100,000 miles or when showing signs of degradation (cracks, arcing, high resistance).

Note: Many modern engines have no spark plug wires—coils mount directly on plugs.

Fuel Injection System Cleaning

While fuel injection systems don't require adjustment, they can benefit from periodic cleaning.

When Fuel Injection Service Makes Sense:

Symptoms Indicating Need:

  • Rough idle or engine stumbling
  • Hesitation during acceleration
  • Reduced fuel economy
  • Hard starting (especially when warm)
  • Failed emissions test due to high CO or HC

Preventive Intervals:

Opinions vary on preventive fuel injection cleaning:

Conservative Approach: Only when symptoms appear or every 100,000+ miles

Moderate Approach: Every 60,000-75,000 miles as preventive measure

Aggressive Approach: Every 30,000 miles (often recommended by quick-lube chains, potentially excessive)

Our Recommendation: For most Sonoma County drivers using quality fuel (Top Tier brands like Chevron, Shell, Costco), cleaning every 60,000-80,000 miles or when symptoms appear provides good balance between prevention and cost-effectiveness.

Service Methods:

Professional Cleaning: Technician connects specialized equipment to fuel rail, introducing cleaning solution under pressure. This directly cleans injector internals. Cost: $120-200.

Additive Treatments: Pour-in fuel additives (Techron, Red Line SI-1, BG 44K) provide lighter cleaning. Useful for maintenance but less effective for severe deposits. Cost: $15-35.

Air Filter Replacement

Engine Air Filter:

Modern engines need clean air. Clogged air filters reduce power and fuel economy.

Inspection Schedule: Every oil change

Replacement Interval:

  • Normal conditions: 30,000-45,000 miles
  • Dusty conditions (rural Sonoma County roads, unpaved driveways): 15,000-25,000 miles
  • Cost: $20-60

Don't Believe: Quick-lube shops showing you "dirty" air filters at every visit. Moderate dust accumulation is normal. Replace when significantly dirty or restricted—not every 10,000 miles as some shops claim.

Cabin Air Filter:

Filters air entering your vehicle's interior. Not an engine performance item but affects comfort and health.

Replacement Interval: 15,000-30,000 miles or annually

Symptoms of Dirty Cabin Filter:

  • Reduced HVAC airflow
  • Musty odor when running A/C or heat
  • Increased dust inside vehicle

Throttle Body Cleaning

What It Is:

The throttle body controls airflow into the engine. Over time, oil vapors from the PCV system can create deposits on the throttle plate and bore, affecting idle quality.

When Needed:

Most vehicles benefit from throttle body cleaning every 60,000-100,000 miles or when experiencing:

  • Rough or fluctuating idle
  • Stalling when coming to a stop
  • Check engine light with throttle position sensor codes

Service Details:

Technician removes throttle body and cleans deposits using specialized cleaner. Some vehicles require throttle relearn procedure after cleaning. Cost: $80-150.

Prevention: Some manufacturers recommend using Top Tier gasoline to minimize throttle body deposits.

PCV System Service

Positive Crankcase Ventilation (PCV):

The PCV system routes crankcase vapors back into the intake for combustion rather than venting to atmosphere (environmental protection). Over time, the PCV valve can stick or clog.

Service Intervals:

Traditional PCV Valves: Replace every 30,000-60,000 miles (older vehicles)

Integrated PCV Systems: Many modern vehicles have PCV systems integrated into the valve cover with no serviceable valve. These typically last vehicle lifetime unless failure occurs.

Symptoms of PCV Problems:

  • Rough idle
  • Increased oil consumption
  • Oil leaks from gaskets
  • Check engine light (lean fuel mixture codes)

Timing Belt Replacement (If Equipped)

Critical Service for Interference Engines:

Many modern vehicles use timing chains (lifetime components requiring no service) instead of timing belts. However, numerous models still use timing belts requiring replacement:

Timing Belt Intervals:

  • Most manufacturers: 60,000-100,000 miles
  • Honda/Acura: 60,000-105,000 miles (varies by engine)
  • Subaru: 60,000-105,000 miles (varies by engine)
  • Toyota: Most use chains; belt models: 60,000-90,000 miles

Why This Matters:

Many engines are "interference" designs where valves and pistons occupy the same space at different times. If the timing belt breaks, valves and pistons collide, causing catastrophic engine damage ($3,000-8,000 repair).

Cost: Timing belt replacement costs $500-1,200 but prevents potential $5,000+ engine damage. Never skip or defer this service on belt-equipped engines.

Direct Injection Carbon Buildup Service

Modern Technology Problem:

Many vehicles since 2010 use direct injection (DI), where fuel sprays directly into the combustion chamber rather than into the intake port. This improves power and efficiency but creates a specific problem:

Carbon Buildup: In traditional port injection, fuel washes over intake valves, keeping them clean. Direct injection fuel never touches intake valves, allowing carbon deposits to accumulate on valve surfaces over time.

Affected Vehicles: Most prevalent in:

  • German brands (Audi, BMW, Mercedes, Volkswagen)
  • Many General Motors engines
  • Ford EcoBoost engines
  • Some Toyota/Lexus engines
  • Various turbocharged engines

Symptoms of Carbon Buildup:

  • Rough idle
  • Hesitation or misfires
  • Reduced power
  • Increased fuel consumption
  • Check engine light with misfire codes

Service Options:

Walnut Blasting: Most effective method. Technician removes intake manifold and blasts valve surfaces with crushed walnut shells, removing carbon. Cost: $300-600. Interval: 60,000-100,000 miles or when symptoms appear.

Chemical Cleaning: Less invasive but also less effective. Cleaning solution introduced through intake. Cost: $150-300.

Prevention: Some manufacturers recommend occasional "Italian tune-up"—sustained high-RPM highway driving to burn off deposits. Not a complete solution but helps.

Warning Signs Your Engine Needs Service

While modern cars don't need scheduled tune-ups, they do signal when engine service is required. Watch for these indicators:

Check Engine Light for Engine Performance Codes

Misfire Codes (P0300-P0312): Indicate ignition or fuel system problems. Common causes:

  • Worn spark plugs
  • Failed ignition coils
  • Clogged fuel injectors
  • Carbon buildup on valves (direct injection)

Fuel System Codes (P0171, P0174, P0420, etc.): May indicate:

  • Dirty fuel injectors
  • Failing oxygen sensors
  • Clogged catalytic converter
  • Vacuum leaks

Performance Changes

Reduced Power or Acceleration: May indicate spark plugs, ignition coils, or fuel system degradation.

Rough Idle or Engine Vibration: Common causes include:

  • Worn spark plugs
  • Throttle body deposits
  • Carbon buildup on valves
  • PCV system issues

Hard Starting: Could indicate:

  • Weak spark from worn plugs or failing coils
  • Fuel delivery issues
  • Carbon buildup affecting compression

Fuel Economy Decline

Gradual Decrease Over Time: If your fuel economy slowly declines over 20,000-40,000 miles, engine service may help. Common causes:

  • Worn spark plugs (incomplete combustion)
  • Dirty fuel injectors (improper fuel atomization)
  • Clogged air filter (restricted airflow)
  • Carbon buildup (reduced cylinder efficiency)

Sudden Decrease: Usually indicates a specific failure rather than general maintenance needs—diagnostic scan recommended.

Failed Emissions Test

High HC or CO: May indicate incomplete combustion from worn spark plugs or fuel system issues.

High NOx: Can result from carbon buildup or cooling system problems.

Catalyst Efficiency Failure: May indicate clogged catalytic converter, often caused by neglected engine maintenance allowing excessive hydrocarbons to damage catalyst.

Modern Maintenance Schedules: What Manufacturers Actually Recommend

Let's examine what current manufacturers specify for "tune-up" related services in modern vehicles:

Toyota Camry 2.5L 4-Cylinder (2023 Model)

Spark Plugs: 120,000 miles

Engine Air Filter: Inspect every 10,000 miles; replace as needed

Cabin Air Filter: Every 20,000 miles

Engine Oil: 10,000 miles with synthetic

Fuel Injector Cleaning: Not specified (only when issues occur)

Total \"Tune-Up\" Services in First 100,000 Miles: Essentially just air filters and routine oil changes. No traditional tune-up.

Honda CR-V 1.5L Turbo (2023 Model)

Spark Plugs: 30,000 miles (turbocharged engine)

Engine Air Filter: Inspect at each oil change; replace as needed

Cabin Air Filter: Every 30,000 miles

Engine Oil: 7,500 miles (Maintenance Minder system)

Valve Adjustment: 30,000 miles (one of few modern engines requiring this)

Fuel Injector Cleaning: Not specified

Ford F-150 3.5L EcoBoost V6 (2023 Model)

Spark Plugs: 60,000 miles (turbocharged)

Engine Air Filter: Inspect every 10,000 miles; replace as needed

Cabin Air Filter: Every 20,000 miles

Engine Oil: 10,000 miles with synthetic

Fuel Injector Cleaning: Not specified

PCV Valve: Integrated system, no specified service

BMW 330i 2.0L Turbo (2023 Model)

Spark Plugs: 60,000-100,000 miles (condition-based service)

Engine Air Filter: Condition-based service (CBS indicator)

Cabin Air Filter: Annual or per CBS

Engine Oil: 10,000 miles or annual (CBS system)

Fuel Injector Cleaning: Not specified; address if issues occur

Walnut Blasting (Carbon Removal): Not officially scheduled but commonly needed 60,000-100,000 miles due to direct injection

The Pattern

Across all manufacturers, you'll notice:

  • Extremely extended spark plug intervals (60,000-120,000 miles)
  • No scheduled fuel system cleaning
  • No ignition timing adjustment
  • No carburetor service (doesn't exist)
  • Minimal preventive maintenance beyond filters and fluids

The Terminology Evolution: \"Tune-Up\" vs. \"Engine Performance Service\"

The automotive service industry has largely abandoned \"tune-up\" terminology in favor of more accurate descriptions:

What Shops Mean by Different Terms

\"Spark Plug Service\": Replacement of spark plugs and inspection of ignition system. May include ignition coil testing.

\"Engine Performance Service\": Comprehensive service addressing multiple engine systems—spark plugs, fuel injection cleaning, throttle body cleaning, air filter, PCV system check.

\"Major Service\": Term used at higher mileage intervals (60,000-90,000-120,000 miles) encompassing multiple systems—engine performance items plus transmission service, differential service, brake fluid flush, coolant flush, etc.

\"Tune-Up\": Older term that's becoming obsolete but some shops still use. When used today, typically means spark plug replacement plus fuel system cleaning. Ask specifically what's included.

\"Ignition Service\": Spark plugs, ignition coils (if needed), and spark plug wires (if equipped).

What to Ask When a Shop Recommends a \"Tune-Up\"

If a shop recommends a tune-up for your modern vehicle, ask these clarifying questions:

1. \"Specifically what services are included?\"

Get an itemized list. If they mention carburetor adjustment or point replacement for a 2020 vehicle, that's a red flag indicating lack of knowledge.

2. \"Why does my vehicle need this service?\"

Legitimate answers include:

  • \"Your spark plugs are at or beyond manufacturer replacement interval\"
  • \"Your check engine light shows misfire codes\"
  • \"You're experiencing rough idle and reduced fuel economy\"

Questionable answers:

  • \"All cars need tune-ups every 30,000 miles\" (outdated information)
  • \"It's good preventive maintenance\" (without specific justification)
  • \"You'll get better gas mileage\" (vague claim)

3. \"Does my owner's manual specify this service at my current mileage?\"

If your manual recommends spark plugs at 100,000 miles and you have 45,000 miles, question why they're recommending it now unless you have specific symptoms.

4. \"What specific problems will this service address?\"

If you have symptoms (rough idle, check engine light, poor performance), service is justified. If your vehicle runs perfectly and isn't due for scheduled maintenance, question the recommendation.

DIY vs. Professional Service: What's Realistic

Services Suitable for Knowledgeable DIYers

Engine Air Filter Replacement: Very simple. No special tools required. Cost savings: $20-40 in labor.

Cabin Air Filter Replacement: Usually simple, though some vehicles hide the filter behind glove box or dashboard requiring more disassembly. Savings: $20-40 in labor.

Spark Plug Replacement (Simple Engines): On some vehicles, spark plugs are easily accessible. If you're mechanically inclined and comfortable with basic tools, this can be DIY. However:

Complications:

  • Many modern engines have plugs buried under intake manifolds or other components
  • Turbo engines have tight spaces and risk of damage
  • Proper torque specification critical (over-tightening damages heads)
  • Anti-seize compound and dielectric grease application required
  • Some vehicles require ignition coil replacement simultaneously

Savings: Parts cost $30-120, professional labor $100-250. DIY saves labor but assumes no errors.

Services Best Left to Professionals

Fuel Injection Cleaning: Requires specialized equipment. Professional service necessary.

Throttle Body Cleaning: While technically possible DIY, improper cleaning or failing to perform relearn procedures can cause drivability issues.

Walnut Blasting (Carbon Removal): Requires specialized equipment and intake manifold removal. Definitely professional service.

Ignition Coil Replacement: On some vehicles simple; on others buried deep requiring significant disassembly. Professional recommendation unless you're experienced.

Timing Belt Replacement: Complex service requiring specialized tools and precision. Errors can cause catastrophic engine damage. Always professional service.

The Value of Professional Service

Comprehensive Inspection: Professionals notice developing problems during service—leaks, worn components, unusual wear patterns.

Proper Tools: Torque wrenches, scan tools, specialized equipment ensure correct service.

Experience: Professionals work on multiple vehicles daily, bringing knowledge of common issues and proper procedures.

Warranty: Reputable shops warranty their work. If problems arise from service, they're corrected at no charge.

Time Efficiency: What takes a professional 1-2 hours may take DIYers 4-6 hours including research, parts sourcing, and troubleshooting.

Cost Expectations for Modern Engine Service

Understanding typical costs helps you evaluate quotes and budget appropriately.

Spark Plug Replacement

4-Cylinder Engine:

  • Parts (4 plugs): $30-120
  • Labor: $80-150
  • Total: $110-270

V6 Engine:

  • Parts (6 plugs): $45-180
  • Labor: $120-250
  • Total: $165-430

V8 Engine:

  • Parts (8 plugs): $60-240
  • Labor: $150-300
  • Total: $210-540

Variables: Turbo engines and engines with buried plugs require more labor. European vehicles often cost more due to complex access.

Comprehensive Engine Performance Service

Typical Package Including:

  • Spark plug replacement
  • Fuel injection cleaning
  • Throttle body cleaning
  • Engine air filter replacement
  • PCV valve replacement (if applicable)

4-Cylinder: $250-450

V6: $350-600

V8: $450-750

Additional Services (Separate)

Ignition Coil Replacement: $150-300 per coil (parts and labor)

Walnut Blasting (Carbon Removal): $300-600

Timing Belt Replacement: $500-1,200 (includes water pump replacement recommended simultaneously)

Cabin Air Filter: $40-80 (parts and labor)

Our Approach to Modern Engine Service

At Rohnert Park Transmission, we recognize the difference between outdated tune-up concepts and modern engine maintenance needs.

What We Don't Do

We DON'T:

  • Recommend unnecessary \"tune-ups\" based on arbitrary mileage
  • Use obsolete terminology to confuse customers
  • Suggest services your vehicle doesn't need
  • Ignore manufacturer maintenance schedules
  • Apply one-size-fits-all service recommendations

What We DO

We DO:

  • Follow manufacturer-recommended maintenance schedules
  • Perform diagnostic testing when symptoms exist
  • Explain specifically what services your vehicle needs and why
  • Differentiate between due maintenance and optional preventive service
  • Provide written estimates with clear service descriptions
  • Update you on maintenance schedule based on your driving conditions

Our Engine Performance Service Process

1. Consultation: Discuss your vehicle's symptoms, driving conditions, and service history.

2. Diagnostic Testing: Scan for stored trouble codes, review live data, perform visual inspection.

3. Maintenance Schedule Review: Compare current mileage to manufacturer recommendations for scheduled services.

4. Comprehensive Recommendations: Provide prioritized service recommendations:

  • **Due Now**: Manufacturer-scheduled services at current mileage
  • **Recommended**: Symptom-based services addressing specific problems
  • **Upcoming**: Services due in next 5,000-10,000 miles for planning purposes
  • **Optional**: Preventive services that may provide benefit but aren't critical

5. Transparent Pricing: Detailed estimate with parts and labor breakdown before any work begins.

6. Quality Service: ASE-certified technicians using quality parts and proper procedures.

7. Verification Testing: After service, verify improvements through test drive and diagnostic scan.

8. Service Documentation: Detailed records for warranty protection and future reference.

Schedule Your Modern Engine Service Today

If your modern vehicle is due for spark plugs or showing symptoms of engine performance issues, trust the experts at Rohnert Park Transmission & Auto Repair for honest, professional service based on current technology—not outdated tune-up concepts from the 1970s.

Call Us Today: (707) 584-7727

What to Expect:

  • Free consultation about your vehicle's specific needs
  • Honest recommendations based on manufacturer guidelines
  • No-pressure environment for making informed decisions
  • Fair pricing using quality parts
  • Service from ASE-certified technicians
  • Clear explanations of what we're doing and why

Whether you need scheduled spark plug replacement, fuel injection service, or diagnostic work for performance problems, we'll provide the right service for your modern vehicle—nothing more, nothing less.

Located at 305 Laguna Dr in Rohnert Park, we're easily accessible from Highway 101 and serve drivers throughout Sonoma County including Santa Rosa, Petaluma, Sebastopol, Windsor, and the North Bay region.

Your modern vehicle doesn't need a 1970s tune-up. It needs modern engine service from technicians who understand current technology. Contact us today.

Tags:

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