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2020 Chevrolet Sonic problems, recalls and owner complaints
What the 2020 Chevrolet Sonic has been recalled for and what owners report, from official government data. Updated October 25, 2026.
- 0safety recalls
- 10owner complaints
- 0crash reports
- 0fire reports
- 0injuries reported
10 complaints, against an average of 117 for the other 8 Chevrolet Sonic model years.
Every Chevrolet Sonic model year with its number of owner complaints. Pick a year to compare.
What goes wrong with the 2020 Chevrolet Sonic?
The components named most often in the 10 owner complaints. One complaint can name several, so the shares can add up to more than 100%.
What symptoms do 2020 Chevrolet Sonic owners describe?
Found by reading the text of all 10 owner complaints. Tap a symptom for the answer, a real owner quote and any related recall.
Has the 2020 Chevrolet Sonic been recalled?
NHTSA lists no safety recalls for the 2020 Chevrolet Sonic as of October 25, 2026. Recalls can be issued at any time, so check your VIN before you rely on this.
What do 2020 Chevrolet Sonic owners report?
10 of the 10 complaints, the most recent for the most-reported components, as the owners wrote them. NHTSA removes names and VINs; long reports are trimmed. CarHooq has not verified individual claims.
Engine Cooling System (Thermostat Housing / Water Outlet) The vehicle suffered a premature structural failure of the factory engine coolant thermostat housing. The component, which is manufactured from a fragile plastic composite, cracked completely open without warning, causing an immediate, rapid loss of engine coolant. This constitutes a severe safety hazard. A sudden, catastrophic loss of engine coolant under normal driving conditions puts the vehicle at immediate risk of severe engine overheating and sudden engine stalling or seizure while in motion. If the engine stalls unexpectedly in…
Purchased from Carvana. Nine days after purchase came out to a dead battery took it to the authorized dealer and they said the battery was a bad cell battery. Replace the battery. Six days after they replaced the battery it was dead again. This time they had it in the shop for two weeks before they found the issue. It had been aftermarket wired with a GPS tracking system that was draining the battery. They said if I have any further issues with it, I need to take it to a dealer. They gave me a bag full of multiple components that had been added to the vehicle. I do not know how Carvana missed…
1. What component or system failed or malfunctioned, and is it available for inspection upon request? The passenger seat adjustment mechanism has failed, causing the seat to become stuck in the farthest rear position. The malfunction is likely related to either the motor, seat track, or the electrical system controlling the adjustment. The seat is available for inspection. 2. How was your safety or the safety of others put at risk? The stuck seat presents a safety hazard because it is positioned too far back, which can prevent proper seating posture or seatbelt positioning for a passenger…
Having trouble with leaks and the evap purge system. I repaired it three times. The vehicle will turn off while driving.
1st occurence at approximately 37k miles on Vehicle has issue based on climate temperature sensor triggers a computer code 84 vehicle goes into limp mode to prevent engine failure however, this happens instantly no time to react and more than one occasion creating a hazardous driving situation in heavy traffic, vehicle also overheats creating hazardous leaks of anti freeze at boiling temperatures ability to burn anyone who comes in contact. This remains an ongoing issue with vehicle, vehicle now back in possesion of bank Santander Consumer USA, this is being reported to protect any innocent…
There was an instance a couple months ago where I was driving and my ignition stopped. To my luck, I was in a safe area to stop but it is dangerous for this to be happening with my car while I am driving.
UNKNOWN -- During driving the vehicle the radio and power steering will stop working, locks and key for occasionally have issues, and the car shuts down and has to be re-started. Sometimes will take a minute or two to be able to be re-started. If car stalls at high speeds could cause a catastrophic accident, injuring possibly killing driver or other drivers due to not being able to control the car. Car has recently been serviced replacing the radiator, coolant tank, and purge valve (this was throwing the check engine light). No codes can be found and the problem cannot be duplicated. Happens…
The contact owns a 2020 Chevrolet Sonic. The contact stated that while her granddaughter was driving approximately 40 mph, the front driver’s and passenger’s side air bags erroneously deployed causing the driver to lose control of the steering wheel and the vehicle drove off the roadway. The vehicle was not involved in a crash before the air bags deployed. The cause of the failure was not yet determined. The local dealer was contacted and informed of the failure. The manufacturer was not notified of the failure. The approximate failure mileage was 5,000.
MANUFACTURERS OWNERS MANUAL INSTRUCTIONS MAY LEAD TO TRANSMISSION / ELECTRICAL FAILURES WHICH MAY CAUSE AN ACCIDENT WHEN TRAVELING. THE RECREATIONAL TOWING INSTRUCTIONS REQUIRE THAT FUSES BE REMOVED (STEP 5) BEFORE NEXT STEPS INCLUDING SHIFTING VEHICLE INTO PARK AND TURNING IGNITION TO THE ON POSITION . THOSE STEPS ( 6-9) CAN NOT BE EXECUTED IF STEP 5 IS EXECUTED FIRST. OWNERS WHO ATTEMPT TO PREPARE THE VEHICLE FOR RECREATIONAL TOWING BY USING A DIFFERENT SEQUENCE RUN THE RISK OF DAMAGING THEIR VEHICLES AND/OR CAUSING SEVERE ACCIDENTS IF THE TRANSMISSION LOCKS UP UNDER TOW (MOVING). DEALER…
2020 CHEVROLET SONIC. CONSUMER WRITES IN REGARDS TO DEFECTIVE KEYLESS IGNITION. *LD THE CONSUMER STATED THE IT WAS POSSIBLE TO TURN OFF THE KEYLESS ENTRY WITHOUT FIRST PUTTING THE VEHICLE IN PARK. IT IS ALSO POSSIBLE TO SHIFT OUT OF PARK BEFORE STARTING THE IGNITION. *JS
2020 Chevrolet Sonic: questions owners ask
Is the 2020 Chevrolet Sonic reliable?
NHTSA data alone cannot rate reliability, but it shows what owners reported. Owners filed 10 complaints with NHTSA about the 2020 Chevrolet Sonic; the most common categories were electrical system (6, 60%), power train (3, 30%), engine (2, 20%). There are no safety recalls listed for this model year.
What are the most common problems with the 2020 Chevrolet Sonic?
Across 10 owner complaints filed with NHTSA, the categories mentioned most often are electrical system (60% of complaints), power train (30% of complaints), engine (20% of complaints), air bags (10% of complaints), fuel/propulsion system (10% of complaints). One complaint can name several components.
Does the 2020 Chevrolet Sonic have any recalls?
As of October 2026, NHTSA lists no safety recalls for the 2020 Chevrolet Sonic. Recalls can be issued at any time, so check your VIN at nhtsa.gov/recalls.
Why does my 2020 Chevrolet Sonic stall, lose power or shut off while driving?
3 of the 10 owner complaints NHTSA has on file for the 2020 Chevrolet Sonic (30%) describe the engine stalling, losing power or shutting off while driving. One owner wrote: "Having trouble with leaks and the evap purge system. I repaired it three times. The vehicle will turn off while driving." (NHTSA complaint 11604956, July 2024). If it happens to your car, check your VIN for open recalls at nhtsa.gov/recalls and report the problem to NHTSA; complaints are what trigger investigations.
Check your own Sonic
Counts are a starting point, not a verdict: popular models collect more complaints because more of them are on the road, and NHTSA does not verify individual reports. To see whether a recall is still open on your car, enter your VIN at nhtsa.gov/recalls (U.S.) or your registration at check-vehicle-recalls.service.gov.uk (UK). Had a safety problem? Report it to NHTSA; complaints are what trigger investigations and recalls.
Data: NHTSA Office of Defects Investigation recall and complaint databases (public domain), retrieved October 25, 2026. Model year 2020 only.