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1999 GMC Sonoma

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 1999 GMC Sonoma do not stand out strongly from the model-year median of 57.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

24 reports with mileage · 33 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Power Train. Review the 8 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Seats. Review the 8 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 8 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

6 crash reports1 fire reports5 injury reports

Vehicle Speed Control complaints

3 reports
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Mileage unknown · Dec 30, 2002
Vehicle Speed Control

AFTER STARTING VEHICLE, CONSUMER STATES THE FUEL INDICATOR READS VEHICLE IS FULL OF GAS. WHEN IN ACTUALITY VEHICLE IS EMPTY. AND WHEN TANK IS EMPTY IT READS FULL. DEALER HAS BEEN CONTACTED. PLEASE PROVIDE ANY FURTHER INFORMATION. TS

NHTSA ODI #10001630

Mileage unknown · May 29, 2001
SeatsService Brakes, HydraulicStructure

THE THROTTLE CABLE COMES OFF ACCELERATOR PEDAL WHILE DRIVING, ALMOST CAUSING AND ACCIDENT ON 3 SEPARATE OCCASIONS. NLM

NHTSA ODI #561360

Mileage unknown · Nov 23, 1999
Electrical SystemPower TrainVehicle Speed Control

WHEN VEHICLE IS IN OR OUT OF GEAR ENGINE IDLES, RPM WILL FLUCUATE BETWEEN 1600-3000 INTERMITTENTLY.DEALER EHAS REPLACED IDLE MOTOR, THROTTLE POSITIONER, NEW COMPUTER , AND NEW SOFTWARE FOR COMPUTER.AFTER SEVERAL ATTEMPTS TO CORRECT DEFECT, DEALER IS CLAIMING IT IS NORMAL. *AK

NHTSA ODI #853284

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.