2018 CHEVROLET SONIC — Owner-Reported Problems

NHTSA Office of Defects Investigation Snapshot 2026-08-22 14 complaints · 1 recalls
Most-reported system: ELECTRICAL SYSTEM (2 complaints · 14.3%)
Safety signals:
  • Crashes 0
  • Fires 0
  • Injuries 0
  • Deaths 0
Compare with 2017 →
NHTSA Consumer Complaints Snapshot 2026-08-21 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Component Problem Distribution

Share of owner complaints filed for each vehicle system (unaffected by sales volume)

Component Problem Distribution ELECTRICAL SYSTEM appears in 2 of 14 owner complaints (14.3%) in this vehicle snapshot. ELECTRICAL SYSTEM: 2 complaints, 14.3% of reports ELECTRICAL SYSTEM 2 · 14.3% ENGINE: 2 complaints, 14.3% of reports ENGINE 2 · 14.3% AIR BAGS: 1 complaints, 7.1% of reports AIR BAGS 1 · 7.1% EXTERIOR LIGHTING: 1 complaints, 7.1% of reports EXTERIOR LIGHTING 1 · 7.1% FUEL SYSTEM: 1 complaints, 7.1% of reports FUEL SYSTEM 1 · 7.1% PARKING BRAKE: 1 complaints, 7.1% of reports PARKING BRAKE 1 · 7.1% SEAT BELTS: 1 complaints, 7.1% of reports SEAT BELTS 1 · 7.1% VISIBILITY: 1 complaints, 7.1% of reports VISIBILITY 1 · 7.1% WHEELS: 1 complaints, 7.1% of reports WHEELS 1 · 7.1% UNKNOWN OR OTHER: 4 complaints, 28.6% of reports UNKNOWN OR OTHER 4 · 28.6% 0% 25% 50% 75% 100%

UNKNOWN OR OTHER is an NHTSA classification artifact and is always listed last.

View component data as a table
System / Component Complaints Share of Reports Safety Reports (Crashes / Fires)
ELECTRICAL SYSTEM 2 14.3% 0 crashes · 0 fires
ENGINE 2 14.3% 0 crashes · 0 fires
AIR BAGS 1 7.1% 0 crashes · 0 fires
EXTERIOR LIGHTING 1 7.1% 0 crashes · 0 fires
FUEL SYSTEM 1 7.1% 0 crashes · 0 fires
PARKING BRAKE 1 7.1% 0 crashes · 0 fires
SEAT BELTS 1 7.1% 0 crashes · 0 fires
VISIBILITY 1 7.1% 0 crashes · 0 fires
WHEELS 1 7.1% 0 crashes · 0 fires
UNKNOWN OR OTHER 4 28.6% 0 crashes · 0 fires
NHTSA Consumer Complaints, NHTSA Safety Recalls, and NHTSA Defect Investigations Snapshot 2026-08-22 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Problem & Recall Timeline

Observed complaint volume and manufacturer recall actions over time

Problem & Recall Timeline Owner reports in this snapshot begin in Oct 2018; the first recall shown was reported in May 2018. 2018-Q4: 2 owner reports 2 2019-Q1: 1 owner reports 1 2019-Q3: 1 owner reports 1 2019-Q4: 1 owner reports 1 2020-Q1: 1 owner reports 1 2020-Q3: 1 owner reports 1 2021-Q1: 1 owner reports 1 2021-Q4: 1 owner reports 1 2022-Q2: 2 owner reports 2 2022-Q4: 1 owner reports 1 2025-Q2: 1 owner reports 1 2025-Q3: 1 owner reports 1 Owner reports May 2018 Jul 2025 Recall campaign 18V342000 ◆ Recall campaign 18V342000
View timeline records as a table
Date Record type Count Record identifier
2018-Q4 Owner reports 2
2019-Q1 Owner reports 1
2019-Q3 Owner reports 1
2019-Q4 Owner reports 1
2020-Q1 Owner reports 1
2020-Q3 Owner reports 1
2021-Q1 Owner reports 1
2021-Q4 Owner reports 1
2022-Q2 Owner reports 2
2022-Q4 Owner reports 1
2025-Q2 Owner reports 1
2025-Q3 Owner reports 1
Recall campaign 1 18V342000
NHTSA Safety Recalls Snapshot 2026-08-22 Open source record Read our complete data methodology →

Safety Recalls (1)

Official safety recall campaigns filed with NHTSA

  1. Manufacturer action

    Recall campaign 18V342000

    Report date
    Component:
    Not available in the source record
    Consequence:
    In the event of a rear-impact crash, the seat-back may fail, increasing the risk of injury.
    Remedy:
    GM will notify owners, and dealers will replace the driver's seat-back, free of charge. The recall began June 28, 2018. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 18178.
    View authoritative NHTSA record →
NHTSA Consumer Complaints Snapshot 2026-08-21 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Complaint Narrative Explorer

Verbatim owner-reported defect narratives from NHTSA public records

Data: NHTSA Office of Defects Investigation · snapshot 2026-08-21
Safety incident filters
Showing 0 of 14 complaints · page 1 of 1

No complaints match the current filters.
EPA Fuel Economy Database Snapshot 2026-08-21 Open source record Read our complete data methodology →

Estimated Ownership Cost

EPA fuel economy ratings and annual operating cost estimates

Data: US EPA Fuel Economy Guide · snapshot 2026-08-21
Supported range: 1,000–60,000 miles per year
Supported range: $1.50–$10.00 per gallon
55% city45% highway
Estimate unavailable

EPA fuel-economy data is unavailable for this vehicle.

No estimate is shown when required EPA values are unavailable.

 Open Ownership Cost Calculator →

Adjacent Model Years

Immediate preceding and succeeding model year records

NHTSA Consumer Complaints Snapshot 2026-08-21 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Methodology & Data Integrity

Data sourced from NHTSA Office of Defects Investigation. Snapshot date: 2026-08-21.

Read our complete data methodology → Sources