2021 Lexus RX: Reliability, Recalls, Known Issues & Cost to Own
Data last updated 2026-07-04 · sources listed throughout · based on public NHTSA data
The 2021 Lexus RX offers top-tier reliability and resale; most reported issues are tied to an airbag safety recall, so verify completion. Comfortable and durable, with strong safety scores. 5 known issue patterns are documented below, with frequency and the mileage windows where they typically appear. New, the 2021 Lexus RX ranged from $45,220 to $51,100 depending on trim (base MSRP, before options and destination).
This listing
Context from the listing you were viewing, not a market-price judgement.
The 2021 Lexus RX offers top-tier reliability and resale; most reported issues are tied to an airbag safety recall, so verify completion. Comfortable and durable, with strong safety scores.
Sources (2)
- api.nhtsa.govhttps://api.nhtsa.gov/complaints/complaintsByVehicle?make=lexus&model=RX350&m…
- repairpal.comhttps://repairpal.com/reliability/lexus/rx350
Known issues
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Low-pressure fuel pump (Denso) can fail and cause the engine to stall while driving; addressed by safety recall on earlier fourth-generation builds.
commonly reported · 11 NHTSA complaints · typically 20k–60k miles · fuel
-
Subject to an airbag-related safety recall; many owners report long waits for replacement parts.
commonly reported · 172 NHTSA complaints · other
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Brake booster/actuator can develop a squealing noise or, less often, reduced braking assist; replacement is expensive.
commonly reported · 19 NHTSA complaints · brake
-
Reports of the panoramic sunroof glass spontaneously shattering.
occasional · 8 NHTSA complaints · body
-
Occasional forward-collision-warning false activations and electrical/infotainment glitches.
occasional · 10 NHTSA complaints · electrical
Based on public NHTSA complaint data and AI synthesis: patterns, not guarantees.
Sources (2)
- api.nhtsa.govhttps://api.nhtsa.gov/complaints/complaintsByVehicle?make=lexus&model=RX350&m…
- repairpal.comhttps://repairpal.com/reliability/lexus/rx350
Recalls & safety
Recall history hasn't been loaded for this model year yet.
Whether a recall is still open on a specific car depends on its VIN. Check it free at NHTSA's VIN lookup (nhtsa.gov/recalls), or ask the seller for proof the repair was done.
Pros & cons
Pros
- Plush, quiet, comfortable ride.
- Available RX 450h hybrid and three-row RX 350L.
- Top-tier reliability and class-leading resale value.
- Strong safety ratings with standard driver-assist tech.
Cons
- Comfort-tuned and not engaging to drive.
- Third row in the RX 350L is tight and cramped.
- Denso fuel-pump recall (stalling risk) on earlier builds.
- Fiddly touchpad/Remote Touch infotainment, distracting to use before the 2020 update.
Trims & original pricing
| Trim | Original base MSRP | New today | Engine | MPG |
|---|---|---|---|---|
| 350 | $45,220 | discontinued | — | — |
| 350 F Sport | $48,700 | discontinued | — | — |
| 350 F Sport Handling | $51,100 | discontinued | — | — |
Prices are base MSRP for each trim's standard configuration. Options, packages, and destination charges added to what original buyers actually paid.
2021-2023 cars held unusually high used values due to pandemic-era supply shortages, so comparisons to original MSRP read differently for these years.
Sources (1)
- iseecars.comhttps://www.iseecars.com/car/2021-lexus-rx_350-price
Depreciation
Move your cursor along the line to see the estimated value for any year.
This listing sits above the typical depreciation curve. Common for heavily-optioned cars and for 2021-2023 model years (pandemic-era pricing); the curve is anchored at base MSRP, which excludes options.
Curve anchored at the entry-trim base MSRP ($45,220). Higher trims started higher (up to $51,100), and options added more.
Curve outlook: a typical 2021 loses roughly another 35% of its value over the next 3 years. These are estimates from public data, not a market-price claim.
2021-2023 cars held unusually high used values due to pandemic-era supply shortages, so comparisons to original MSRP read differently for these years.
Sources (1)
- iseecars.comhttps://www.iseecars.com/car/lexus-rx-350/resale-value
Cost to own
| Repairs (rises with mileage) | ≈ $550–600/yr |
| Insurance (medium tier) | ≈ $2,000–2,100/yr |
| Expected lifespan | ~250k miles |
National-average estimates based on public data. Your costs vary by region, driver, and condition.
Sources (3)
- repairpal.comhttps://repairpal.com/reliability/lexus/rx350
- moneygeek.comhttps://moneygeek.com/insurance/auto/lexus-rx-insurance/
- fueleconomy.govhttps://www.fueleconomy.gov/ws/rest/vehicle/34778
Frequently asked questions
What problems does the 2021 Lexus RX have?
Documented issue patterns include: Low-pressure fuel pump (Denso) can fail and cause the engine to stall while driving; addressed by safety recall on earlier fourth-generation builds; Subject to an airbag-related safety recall; many owners report long waits for replacement parts; Brake booster/actuator can develop a squealing noise or, less often, reduced braking assist; replacement is expensive; Reports of the panoramic sunroof glass spontaneously shattering. Frequency is based on public NHTSA complaint data: patterns, not guarantees.
Is the 2021 Lexus RX reliable?
The 2021 Lexus RX offers top-tier reliability and resale; most reported issues are tied to an airbag safety recall, so verify completion. Comfortable and durable, with strong safety scores.
How much did the 2021 Lexus RX cost new?
Between $45,220 and $51,100 depending on trim. Those are base MSRPs for each trim's standard configuration; options, packages, and destination charges added to what original buyers actually paid. 2021-2023 cars held unusually high used values due to pandemic-era supply shortages, so comparisons to original MSRP read differently for these years.
Is the Lexus RX expensive to maintain?
Estimated repairs run roughly $550–600/year as mileage climbs.
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Estimates are based on public data: patterns, not guarantees. CarVitals is not affiliated with NHTSA, CarMax, AutoTrader, or Cars.com. Issue frequencies come from public NHTSA complaint data, which has no denominator, so they describe reporting patterns, not failure probabilities. Always have a used car inspected before buying. How we build these reports.