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2021 Nissan Sentra problems: engine and transmission complaints and recalls

NO ELEVATED SIGNAL
9%
11 of 132 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2021 Nissan Sentra. Engine, transmission and fuel system account for 9% of relevant complaints.

Better than 98% of the 1,790 model years we track (2010–2023).

NHTSA data checked October 3, 2026

The VIN is on the listing, the driver’s door jamb, and the bottom of the windshield on the driver’s side.

Does the 2021 Nissan Sentra have engine or transmission problems?

Not as a pattern, going by owner complaints. 11 of 132 relevant complaints filed with NHTSA about the 2021 Nissan Sentra concern the engine, transmission or fuel system (9%). For comparison, the 2020 scores 8% and the 2022 scores 16%. This describes the model year, not any one car: a well-maintained or already-repaired example can be fine, and a clean model year can still have a bad car in it.

Drivetrain complaints
11
engine, transmission, fuel
Total complaints
132
this model year
Fires reported
1
owner-reported
Recall campaigns
3
14 crashes · 8 injuries

Complaints by component

STEERING40 · 30%
FORWARD COLLISION AVOIDANCE39 · 30%
ELECTRICAL SYSTEM38 · 29%
SERVICE BRAKES24 · 18%
UNKNOWN OR OTHER19 · 14%
ENGINE7 · 5%

The years either side

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

How the 2021 compares with other Nissan Sentra years

Of the 13 Nissan Sentra years with enough complaints to score, the 2021 is the 2nd-best on engine and transmission share (9%). The worst is the 2015 (73%), the best the 2020 (8%). By volume, the 2021 drew 132 complaints (11 drivetrain), against 205 for the 2020 and 81 for the 2022.

Nissan Sentra years to avoid and best years →

In the full report

The rest of the picture on the 2021 Nissan Sentra

  • Up to 15 owner reports, with the ones about your car's own engine first.
  • What to ask the seller and what to check on the test drive, for this car.
  • Two cars side by side, if you are deciding between them.

What one owner reported

VEHICLE SPEED CONTROL,ENGINE01/10/2026
Rattling noise coming from the belt assembly. Tensioner pulley is shaky and alternator had a piece brake off causing metal shavings to fly around.

One of 11 drivetrain complaints. The full report shows up to 15, with quotes about the engine in the car you are looking at first.

2021 Nissan Sentra engine and transmission recalls

No engine or transmission recalls. NHTSA lists 3 recall campaigns on the 2021 Nissan Sentra, none of them for the engine, transmission or fuel system. A recall is the manufacturer admitting a defect and paying to fix it; whether a specific car still has one open depends on its VIN, which the full report checks. The owner complaints above are a separate record and often point at problems that never became a recall.

3 other recalls on this model year (airbags, lighting, brakes and the rest)
back over prevention: sensing system: camera23V628000 · Sep 2023
Nissan North America, Inc. (Nissan) is recalling certain 2019-2021 Altima and 2020-2021 Sentra vehicles. Damage to the camera harness can cause distortion or loss of the rearview camera display…
steering: linkages: tie rod assembly23V581000 · Aug 2023
Nissan North America, Inc. (Nissan) is recalling certain 2020-2022 Sentra vehicles. The left and/or right tie rod may bend.
steering: linkages: tie rod assembly21V461000 · Jun 2021
Nissan North America, Inc. (Nissan) is recalling certain 2020-2021 Sentra vehicles. The left and/or right tie rod may be bent.

Source: NHTSA recall campaigns filed against this year, make and model. Checked October 3, 2026.

Checking one particular 2021 Nissan Sentra? This page is about the model year. Accidents, title brands and odometer records belong to the individual car, and that is what a vehicle history report covers.

Get a history report from EpicVIN Before you pay: EpicVIN’s $1 offer is a 3-day trial (up to 5 reports) that renews at $49.99 a month unless you cancel. Other plans are listed under “View all our packages” at checkout. We may earn a commission if you buy through this link. It does not change what this page reports.

Questions people ask about the 2021 Nissan Sentra

Does the 2021 Nissan Sentra have engine or transmission problems?

Not as a pattern, going by owner complaints. 11 of 132 relevant complaints filed with NHTSA about the 2021 Nissan Sentra concern the engine, transmission or fuel system (9%). It describes the model year, not any one car, so an inspection still matters.

What is the most common problem with the 2021 Nissan Sentra?

Going by NHTSA owner complaints, the most common problem filed against the 2021 Nissan Sentra is steering: 40 of 132 complaints (30%) name it, followed by forward collision avoidance (39) and electrical system (38). A complaint can name more than one component, so these overlap. Engine, transmission and fuel-system complaints together make up 9% of the relevant total.

Is the 2021 Nissan Sentra reliable?

On the engine and transmission, nothing stands out: 9% of relevant complaints filed with NHTSA concern the drivetrain, below the 33% line where we call a signal elevated. That is better than 98% of the 1,790 model years we track. Among the 13 Nissan Sentra years we score, it ranks 2nd-best. Complaint data describes the model year, not one car, and it says nothing about trim, paint or electronics outside the drivetrain; an independent inspection still decides it.

Are there engine or transmission recalls on the 2021 Nissan Sentra?

No. NHTSA lists 3 recall campaigns on the 2021 Nissan Sentra, none of them for the engine, transmission or fuel system.

Which Nissan Sentra years are better?

Among the Nissan Sentra years we track, the 2020 (8%) has a lower engine and transmission complaint share than the 2021 (9%). Manufacturers fix things mid-generation, so the year before or after can be a different car. Every year side by side: https://thelanecheck.com/cars/nissan-sentra

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.