1999 Toyota Avalon Reliability ReportCommon Problems, Repair Costs & Expert Verdict
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Quick Facts · 1999 Toyota Avalon
- Has 2 NHTSA recalls on record — the most notable involves the electrical system:ignition:anti-theft:control module.
- Scores roughly in line with adjacent Toyota Avalon years — consistency that often signals a stable platform generation.
- The system most likely to surface first: emission system components (moderate severity).
The 1999 Toyota Avalon at a glance
- Is the 1999 Toyota Avalon reliable?
- Autojunket rates the 1999 Toyota Avalon 91/100 (grade A), categorized as low risk. A tank of a sedan, offering unparalleled reliability and comfort for its price point, but demand diligent pre-purchase scrutiny.
- Should I buy a used 1999 Toyota Avalon?
- Autojunket recommends reading the full reliability report before buying a 1999 Toyota Avalon. The 1999 Toyota Avalon is an outstanding choice for anyone seeking a profoundly reliable, comfortable, and affordable used sedan. Its legendary powertrain and solid build quality make it a compelling value proposition that can easily serve for many more years and miles, provided you verify its critical maintenance h…
- Which Toyota Avalon years are the most reliable?
- Best model years to buy: 1997-1999 (Second half of the first generation saw the most refinements and fewest early model quirks.). Years to avoid: None in this generation, but earlier models (1995-1996) may require more extensive age-related catch-up maintenance..
- What are the most common problems with the 1999 Toyota Avalon?
- The top failure points on the 1999 Toyota Avalon are Emission System Components (typically around 90,000-150,000 miles), Power Steering System (typically around 100,000-160,000 miles), A/C Compressor & Blower Motor (typically around 120,000-180,000 miles). Autojunket's full report includes repair-cost ranges and inspection checklists for each.
- At what mileage do problems start on the 1999 Toyota Avalon?
- The first major mileage danger zone for the 1999 Toyota Avalon is around 30,000. Low Risk Zone — At this mileage, the Avalon is barely broken in. Focus on routine oil changes, tire rotations, and cabin air filter replacements. Major mechanical issues are highly unlikely.
Every answer is generated from real repair, recall, and ownership data — full breakdown in the report.
Read the full free reportShould You Buy the 1999 Toyota Avalon?
The 1999 Toyota Avalon stands as a true testament to Japanese automotive engineering, offering exceptional long-term reliability for a vehicle of its age. It's one of the safest bets in the used car market, providing comfortable, trouble-free motoring that defies its vintage, assuming proper prior maintenance.
The 1999 Toyota Avalon is an outstanding choice for anyone seeking a profoundly reliable, comfortable, and affordable used sedan. Its legendary powertrain and solid build quality make it a compelling value proposition that can easily serve for many more years and miles, provided you verify its critical maintenance h…
Best Model Years
1997-1999 (Second half of the first generation saw the most refinements and fewest early model quirks.)
Years to Avoid
None in this generation, but earlier models (1995-1996) may require more extensive age-related catch-up maintenance.
Biggest Strengths
- Indestructible 1MZ-FE V6 engine (with proper oil changes)
- Smooth and durable 4-speed automatic transmission
- Robust build quality and chassis longevity
Top Risk Areas
The systems that tend to fail first on the 1999 Toyota Avalon, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.
Oxygen sensors and catalytic converters are common failure points due to age and mileage, leading to check engine lights and potential emissions test failures. MAF sensors can also become dirty or fail, impacting fuel economy and perform…
Leaks from the power steering pump and rack are common as seals and hoses age. This can lead to fluid loss, noisy operation, and eventually failure if neglected. (Toyota TSB PS001-99 for some models, though less common on Avalons)
The A/C compressor clutch or bearings can fail, leading to a noisy or inoperative system. Additionally, the blower motor resistor (and sometimes the motor itself) commonly fails, affecting fan speed control.
1999 Toyota Avalon Mileage Danger Zones
The mileage windows when the 1999 Toyota Avalon most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, the Avalon is barely broken in. Focus on routine oil changes, tire rotations, and cabin air filter replacements. Major mechanical issues are highly unlikely.
Maintenance Zone
Critical for fluid services: transmission fluid, power steering fluid, brake fluid. Inspect belts and hoses. Early signs of wear on suspension components may appear depending on driving conditions.
Elevated Risk Zone
The most crucial mileage for a 1MZ-FE V6 engine: timing belt replacement is due. Neglecting this can lead to catastrophic engine failure. Expect to replace O2 sensors and potentially front suspension components.
High Risk Zone
Age-related failures become more prevalent here. Power steering leaks, A/C compressor issues, and general component fatigue will require attention. A well-maintained example can still be reliable, but expect more frequent repairs.
1999 Toyota Avalon Ownership Cost Outlook
What it typically costs to keep the 1999 Toyota Avalon on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.
Annual Maintenance
$400-600
Moderate Repairs
$500-1,500 occasionally
How Long Does the 1999 Toyota Avalon Last?
Don't shy away from higher-mileage examples (150,000+ miles) if the vehicle has a documented, meticulous service history. These cars are built to last well over 200,000 miles, making mileage less critical than the quality of maintenance.
What 1999 Toyota Avalon Owners Actually Say
What Owners Love
- Legendary engine and transmission longevity with proper care
- Smooth, quiet, and exceptionally comfortable ride for its class
- Spacious interior and trunk capacity, making it a great road trip car
- Fuel economy is respectable for a large V6 sedan of its era
Common Frustrations
- Soft, boat-like handling lacks any sporting pretension
- Interior styling is dated, and some plastics are prone to cracking (especially the dash)
- Exterior styling is very conservative, bordering on bland for some tastes
- Headlights can be dim and prone to hazing, impacting nighttime visibility
Who Should Buy the 1999 Toyota Avalon?
Best For
- Budget-conscious commuters seeking ultra-reliability
- First-time drivers needing a safe and predictable vehicle
- Families requiring spacious and comfortable transportation without breaking the bank
Not Ideal For
- Performance enthusiasts seeking engaging driving dynamics
- Drivers demanding the latest infotainment and safety features
How the 1999 Toyota Avalon Compares to Rivals
The Avalon outperforms most of its domestic competitors in long-term durability and lower cost of ownership, standing toe-to-toe with the best from Honda and Nissan, only being marginally outclassed by its luxury twin, the Lexus ES300.
More Reliable Than
- Ford Taurus (1996-1999)
- Chrysler LHS (1999)
- Pontiac Bonneville (1999)
Comparable To
- Honda Accord V6 (1998-2002)
- Nissan Maxima (1995-1999)
NHTSA Recalls
2 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.
ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE
VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES, MINI VANS AND PASSENGER VEHICLES EQUIPPED WITH A THEFT DETERRENT SYSTEMS (TDS) SUPPLIED BY AUDIOVOX CORPORATION AND DISTRIBUTED BY SOUTHEAST TOYOTA DISTRIBUTORS, INC. IN THE STATES OF ALABAMA, FLORIDA, GEORGIA, NORTH AND SOUTH CAROLINA. THE ALARM WIRING HARNESS PLUGS INTO THE VEHICLE'S IGNITION SWITCH AND THE VEHICLE'S IGNITION SWITCH WIRING HARNESS PLUGS INTO THE ALARM HARNESS TO COMPLETE THE CIRCUIT. A PERCENTAGE OF THE FEMALE TERMINALS USED IN THE ALARM CONNECTOR WERE FOUND TO BE DEFECTIVE, CAUSING AN 'OPEN CIRCUIT' CONDITION WHEN MATED TO THE MALE IGNITION SWITCH TERMINALS.
ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE
EQUIPMENT DESCRIPTION: AFTERMARKET THEFT DETERRENT SYSTEMS USED ON 1998-1998 TOYOTA RAV4, AVALON, AND SIENNA MODEL VEHICLES DISTRIBUTED BY SOUTHEAST TOYOTA DISTRIBUTORS, INC. IN THE STATES OF ALABAMA, FLORIDA, GEORGIA, NORTH AND SOUTH CAROLINA. THE ALARM WIRING HARNESS PLUGS INTO THE VEHICLE'S IGNITION SWITCH AND THE VEHICLE'S IGNITION SWITCH WIRING HARNESS PLUGS INTO THE ALARM HARNESS TO COMPLETE THE CIRCUIT. A PERCENTAGE OF THE FEMALE TERMINALS USED IN THE ALARM CONNECTOR WERE FOUND TO BE DEFECTIVE, CAUSING AN "OPEN CIRCUIT" CONDITION WHEN MATED TO THE MALE IGNITION SWITCH TERMINALS.
What breaks on the 1999 Toyota Avalon?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
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Toyota Avalon by Year
Compare AutoScores across nearby years of the Toyota Avalon. Click any year for its full report.
If You're Considering This, Also Look At
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Where the 1999 Toyota Avalon report beats Carfax + CR
Carfax tells you if it crashed. Consumer Reports rates the whole nameplate. Autojunket tells you what will actually break on this specific year — and how to negotiate it.
Year-specific reliability score
Common problems + repair costs
Mileage danger zone map
AI negotiation script + walk-away price
Single report price
Frequently Asked Questions
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Sell your 1999 Toyota Avalon for what it's actually worth.
Log every service on your Toyota Avalon. When it's time to sell, hand the buyer a signed PDF — every receipt, mileage-verified, close the deal at your price.
- OSC Transfer PDF — every receipt
- Snap-a-receipt AI log
- Fuel & mileage tracker
- Shareable buyer view link
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