Total Complaints
1 filings
GMC SONOMA · model year
1984 GMC SONOMA
1 NHTSA complaints, 1 crash report for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1984GMCSONOMA carries 1 consumer safety complaint in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 1 crash, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 1984 SONOMA is service brakes, hydraulic:antilock/traction control/electronic limited slip with 1 filings. Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 2 investigation files overlapping the 1984 SONOMA. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
1
Complaints
1
Crashes
0
Fires
0
Injuries
0
Deaths
Crashes Reported
1 reports
Source
NHTSA ODI
Federal complaints database
Complaints vs. fleet median (215)
At or below the fleet median complaint volume.
Complaints by Component
| Component | Count |
|---|---|
| SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP | 1 |
Recent Complaints
19991020CrashSERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
HAD A VEHICLE CRASH AND NO INJURIES WERE REPORTED. CONSUMER WAS DRIVING VEHICLE ABOUT 30MPH, AND VEHICLE IN FRONT OF HIM WAS APPROACHING THE LIGHT . CONSUMER ASUMMED THAT OTHER VEHICLE WAS GOING THROUGH THE YELLOW LIGHT, BUT SHE DIDN'T. HE HIT HER FROM BEHIND. CONSUMER APPLIED BRAKES, BUT THE BRAKES WENT ALL THE WAY TO THE FLOOR, AND THE ANTI-LOCK SYSTEM DIDN'T KICK IN, THERE WAS A SLIGHT VIBRATION. *AK
Compare 1984GMCSONOMA to Similar Vehicles
NHTSA Investigations
Frequently Asked Questions
How many complaints does the 1984 GMC SONOMA have?▼
The 1984 GMC SONOMA has 1 NHTSA complaints, 1 crashes, 0 fires, 0 injuries, and 0 deaths reported.
What are the most common problems with the 1984 GMC SONOMA?▼
The most-complained component for the 1984 GMC SONOMA is SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP with 1 complaints. Other frequently reported areas include various components.
Is the 1984 GMC SONOMA safe to buy?▼
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?▼
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.
Vehicle Safety Guides
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.