Research · Large Cars

2020 Chevrolet ImpalaRecalls, problems, MPG & safety

NHTSA lists 0 safety recalls and 15 owner complaints for the 2020 Chevrolet Impala. Most complaints involve electrical system (3) and steering (3). The EPA rates it 22 mpg combined, and NHTSA gives it 5 stars overall.

Combined MPG
22mpg
EPA · 2 versions
NHTSA overall
5of 5 stars
NCAP crash tests
Safety recalls
0campaigns
NHTSA
Owner complaints
15
Top: electrical system
Fuel cost / yr
$2,850est.
EPA estimate, best version
01 —Recalls

Safety recalls

NHTSA campaigns for this model year
0 recalls found in NHTSA data for the 2020 Chevrolet Impala as of Nov 10, 2026.
Data from NHTSA Recalls API · synced Nov 10, 2026NHTSA vehicle page
02 —Complaints

Owner complaints by component

15 complaints filed with NHTSA · Aug 2021 – Jul 2026
  1. Electrical system3
  2. Steering3
  3. Fuel/propulsion system2
  4. Power train2
  5. Air bags2
  6. Seat belts1
  7. Lane departure1
  8. Visibility/wiper1
  9. Engine1

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

By model year

Complaints for each Impala model year we’ve synced.

View as table
Model yearNHTSA complaints
2000829
2001747
2002808
2003722
20041,073
2005608
2006544
2007627
2008810
2009824
2010442
2011505
2012258
2013272
2014638
2015301
2016890
2017117
201859
201928
202015
Crashes reported
3
Fires reported
0
Injuries reported
1
Deaths reported
0
Data from NHTSA Complaints API · synced Nov 10, 2026 · Full problem breakdownNHTSA vehicle page
03 —Common problems

What owners report most

Verbatim excerpts from NHTSA complaints, by component

Electrical system

3 reports
“Seatbelt warning and blinkers have no sound warnings and driver side blind spot warning are not working”
Owner complaint to NHTSAFiled Sep 7, 2025Electrical system, Seat belts, Lane departureODI 11685539

Steering

3 reports
“2020 Chevrolet Impala Premier purchased July, 2015, mileage: + or - 12 miles I started having hard steering and made several trips to the dealer while under warranty and the dealer could not gen an OBD reading and no on dash reading. Right after the warranty was up and at 5,322 miles they were able to get an OBD reading. Information from the dealer invoice: A multi-point inspection DI1 Multi-Point inspection 716106 CPC B C/S veh is hard to steer at times- acts like it has no electric steering ADV cause: DTC O800 power steering control module low voltage, found while battery sitting over TP test dead cell and low cca 185/535cca EGO1 drivability test 716106 CPC $69.95 1 88866309 $190.00 New Battery Final charge: $317.44 No hard steering for a while, and now at 7,500 + or - miles hard steering is back and becoming harder to steer at times, especially if breaking. I have been to the dealer more often and had wait for the a while to get checked in and by the time he gets to me and someone to drive my car the steering is back to normal again. They told me that without a dash or ODB reading there is nothing they can do. 5 years same problem and never know when it will happen.”
Owner complaint to NHTSAFiled Aug 11, 2025SteeringODI 11679731

Fuel/propulsion system

2 reports1 crash
“The component is the Evaporative Emission Control System (EVAP) Vapor Canister Purge Valve.The internal diaphragm or solenoid of the factory-installed purge valve has worn out prematurely or became contaminated, locking it permanently into a stuck-open position.The Manifestation or (Symptoms): The stuck-open valve continuously drafts raw fuel vapor and unmetered air into the engine intake manifold. This causes an improper air-fuel mixture, resulting in:Stumbling / Failure to Start Immediately After Refueling (the engine is flooded by gas tank vapors forced in during fill-up).Rough Idling (due to a continuous vacuum leak).Illuminated Check Engine Light tracking Diagnostic Trouble Codes (DTCs) P0496 (High Purge Flow) or P0442. Yes, it is available for inspection. The vehicle stumbles, hesitates, and fails to restart at busy gas pumps and intersections which places drivers, passengers, and other motorists at an immediate risk of a collision. Yes, the problem has been validated by an professional auto mechanic shop. No, it has not been inspected by anyone else other than the mechanicshop to diagnose the problem, issue. The check engine light came on as I cranked…”
Owner complaint to NHTSAFiled Jun 16, 2026Unknown or other, Fuel/propulsion systemCrash reportedODI 11744373
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026
04 —Key specs

Engines, transmissions & drive

2 versions rated by the EPA
EPA class
Large Cars
Engines
3.6L 6-cyl
Transmissions
Automatic (S6)
Drive
Front-Wheel Drive
Fuel
Regular Gasoline

Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.

Data from EPA fueleconomy.gov · synced Nov 10, 2026EPA listing
05 —Fuel economy

EPA fuel economy by version

City / highway / combined, annual fuel cost and CO₂
EPA
VersionCityHwyComb.Fuel / yrCO₂ g/mi
Impala
Auto (S6), 6 cyl, 3.6 L, SIDI · Front-Wheel Drive
192822$2,850406
Impala
Auto (S6), 6 cyl, 3.6 L, SIDI; FFV · Front-Wheel Drive
182822$2,850411
  • Impala
    Auto (S6), 6 cyl, 3.6 L, SIDI
    19 city · 28 hwy · $2,850/yr
    22
    mpg comb.
  • Impala
    Auto (S6), 6 cyl, 3.6 L, SIDI; FFV
    18 city · 28 hwy · $2,850/yr
    22
    mpg comb.
Data from EPA fueleconomy.gov · synced Nov 10, 2026 · Fuel cost is EPA’s annual estimate (15,000 mi, 55% city)
06 —Safety

NHTSA 5-Star Safety Ratings

1 tested variant
Overall rating
5/ 5
5 of 5
Chevrolet Impala 4 DR FWD
Frontal crash
5 of 5
Side crash
5 of 5
Side pole
5 of 5
Rollover
4 of 5
Rollover risk
12.1%
Data from NHTSA NCAP Safety Ratings API · synced Nov 10, 2026Vehicle 14318
07 —Maintenance

Maintenance basics

General guidance, not the OEM schedule. Check your owner’s manual.
General guidance
ItemMilesTimeNote
Engine oil & filter5,000–10,000 mi6–12 monthsFollow the oil-life monitor if fitted
Tire rotation5,000–7,500 miEvery oil changeCheck pressure monthly
Engine air filter15,000–30,000 mi1–2 yearsSooner in dusty areas
Cabin air filter15,000–25,000 mi1–2 years
Brake fluid—2–3 yearsAbsorbs moisture over time
Coolant60,000–100,000 mi5–10 yearsLong-life coolants last longer
Spark plugs60,000–100,000 mi—Iridium/platinum plugs at the long end
12V battery—3–5 yearsHeat shortens battery life
  • Engine oil & filter5,000–10,000 mi
    6–12 months
  • Tire rotation5,000–7,500 mi
    Every oil change
  • Engine air filter15,000–30,000 mi
    1–2 years
  • Cabin air filter15,000–25,000 mi
    1–2 years
  • Brake fluid—
    2–3 years
  • Coolant60,000–100,000 mi
    5–10 years
  • Spark plugs60,000–100,000 mi
    —
  • 12V battery—
    3–5 years
Typical intervals for modern cars. Severe service (towing, short trips, extreme heat or cold) shortens them.
09 —FAQ

2020 Impala questions

How many recalls does the 2020 Chevrolet Impala have?

0 recalls found in NHTSA data as of Nov 10, 2026.

What are the most common 2020 Chevrolet Impala problems?

Owners filed 15 complaints with NHTSA. The most-cited components are electrical system (3), steering (3), fuel/propulsion system (2). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.

What MPG does the 2020 Chevrolet Impala get?

The EPA rates the 2020 Chevrolet Impala at 22 mpg combined, depending on engine and drivetrain (2 versions rated).

How safe is the 2020 Chevrolet Impala?

NHTSA's New Car Assessment Program gives the 2020 Chevrolet Impala 5 out of 5 stars overall.

Data from NHTSA & EPA · synced Nov 10, 2026