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1979 Chevrolet G20

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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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

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

When problems were reported

Mileage at the reported incident

Limited mileage data: 1 of 1 reports include usable mileage. There isn’t enough coverage to show a useful chart.

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.

  • Fuel System, Gasoline. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports1 fire reports0 injury reports

Fuel System, Gasoline complaints

1 reports
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500,000 miles · Feb 24, 2010
Fuel System, GasolineFire

TL*THE CONTACT OWNED A 1979 CHEVROLET G-20. WHILE HIS VEHICLE WAS PARKED IN HIS DRIVEWAY WITH THE IGNITION ON, HE NOTICED BLACK SMOKE COMING FROM UNDER THE HOOD. HE ATTEMPTED TO OPEN THE HOOD BUT IT WAS EXTREMELY HOT AND FLAMES BEGAN COMING FROM UNDER THE HOOD. THE FIRE DEPARTMENT WAS CALLED AND A REPORT WAS FILED. UPON FURTHER …

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TL*THE CONTACT OWNED A 1979 CHEVROLET G-20. WHILE HIS VEHICLE WAS PARKED IN HIS DRIVEWAY WITH THE IGNITION ON, HE NOTICED BLACK SMOKE COMING FROM UNDER THE HOOD. HE ATTEMPTED TO OPEN THE HOOD BUT IT WAS EXTREMELY HOT AND FLAMES BEGAN COMING FROM UNDER THE HOOD. THE FIRE DEPARTMENT WAS CALLED AND A REPORT WAS FILED. UPON FURTHER INVESTIGATION, THE FIRE MARSHALL ADVISED THAT THE ORIGIN OF THE FIRE WAS DUE TO ETHANOL FUEL DISSOLVING THE FUEL FILTER, WHICH CAUSED FUEL TO LEAK ONTO THE ENGINE. THE VEHICLE WAS DESTROYED. THE FAILURE AND CURRENT MILEAGES WERE APPROXIMATELY 500,000. UPDATED 4/19/10 THE CONSUMER STATED THE VEHICLE WAS IN IDLE. AS HE PROCEEDED TO BACK OUT OF HIS DRIVEWAY, HE HEARD THE ENGINE STOP AFTER A BACKFIRE THROUGH THE CARBURETOR. HE IMMEDIATELY OBSERVED BLACK SMOKE FROM UNDER THE HOOD. THE FIRE WAS INITIATED WHEN THE PLASTIC INLINE FUEL FILTER FAILED, DUE TO ETHANOL DISSOLVING THE FUEL IN THE FLOAT BOWLS. THE FIRE SPREAD TO THE PASSENGER COMPARTMENT PRIOR TO THE FIRE DEPARTMENTS ARRIVAL. THE SAFETY ISSUE WAS NOT WITH THE VEHICLE, BUT WITH THE MANDATORY ETHANOL FUEL WHICH HAS CAUSED NUMEROUS FIRES . ACCORDING TO THE FIRE REPORT, THE FIRE WAS CAUSED BY A FUEL LEAK WHICH IN TURN LEAKED ONTO THE MANIFOLD. UPDATED 07/07/10*JB

NHTSA ODI #10313723

Official recalls

2

90V137000 · Seat Belts:front:anchorage

Jul 18, 1990

No summary supplied.

Consequence & remedy

Consequence: OCCUPANTS WOULD NOT BE ADEQUATELY PROTECTED IN EVENT OFAN ACCIDENT OR SUDDEN STOP.

Remedy: INSTALL PROPER MOUNTING HARDWARE AND SEAT BELTS.

79V142000 · Exterior Lighting:brake Lights:switch

Jun 6, 1979

ON THE INVOLVED VEHICLES THE BRAKE STOPLIGHT AND CRUISE CONTROL SWITCH WHICH IS OPERATED BY THE BRAKE PEDAL MAY HAVE BEEN ASSEMBLED WITH AN INCORRECT LUBRICANT ON THE ACTUATING PLUNGER. THIS CAN CAUSE THE REAR BRAKE STOPLIGHTS TO BECOME INOPERATIVE AND THE CRUISE CONTROL, IF ACTIVATED, TO STAY ELECTRICALLY ENGAGED.

Consequence & remedy

Consequence: Not supplied

Remedy: DEALER WILL INSPECT AND, IF NECESSARY, REPLACE THE BRAKE STOPLIGHT AND CRUISE CONTROL SWITCH AT NO COST TO OWNER.

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.