PLEASE INVESTIGATE THE POTENTIAL OF FIRE/EXPLOSION CONCERNING THE FUEL TANK SENDING UNIT (IN OLDER MODEL G.M. VEHICLES) AND THE POSSIBILITY OF A "DIRECT SHORT" TO IT'S WIRING. I BELIEVE THIS COULD BE A SERIOUS SAFETY ISSUE. *AK
1986 Chevrolet Suburban
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all Suburban years →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
Limited mileage data: 1 of 7 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.
- Tires. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Child Seat. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. 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.
What owners actually said
7 reportsTHE LOCATION OF THE WIRING HARNESS, IN GENERAL, AND ITS LOCATION TO THE FUEL TANK IN A REAR END ACCIDENT WOULD MASH THE HARNESS BETWEEN THE BUMPER AND THE FUEL TANK. IF RUPTURE OCCURS THEN THE IGNITION SOURCE WOULD BE PRESENT, RESULTING INTO AN EXPLOSION. *AK
I HAVE A COMPLAINT REGARDING BOOSTER SEATS AND THE INABILITY TO PROPERLY SECURE MY 50 LB FOUR YEAR OLD. SHE IS TOO BIG FOR A 5 POINT HARNESS CAR SEAT (40 LBS) AND THERE ARE NO SHOULDER BELTS IN MY 1986 SUBURBAN TO USE A HIGH BACK BOOSTER SEAT. I CAN NOT COMPLY WITH THE NEW CALIFORNIA LAW AND AS A LOW INCOME FAMILY WE CANNOT AFFO…
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I HAVE A COMPLAINT REGARDING BOOSTER SEATS AND THE INABILITY TO PROPERLY SECURE MY 50 LB FOUR YEAR OLD. SHE IS TOO BIG FOR A 5 POINT HARNESS CAR SEAT (40 LBS) AND THERE ARE NO SHOULDER BELTS IN MY 1986 SUBURBAN TO USE A HIGH BACK BOOSTER SEAT. I CAN NOT COMPLY WITH THE NEW CALIFORNIA LAW AND AS A LOW INCOME FAMILY WE CANNOT AFFORD A NEW SUBURBAN FOR OUR 5 CHILDREN! WHAT ARE WE SUPPOSED TO DO????
THE TIRES WERE PURCHASED NEW. THEY HAVE 30,000 MILES ON THEM. IN THE RECENT MONTHS ONE OF THE THEM HAS DEVELOPED A BULGE IN THE TREAD. ANOTHER IS OUT OF ROUND AND THERE IS AN AWFUL BOUNCE AT 45 MPH. THERE IS LEFT A LOT OF TREAD AND SHOWS NO REAL SIGNS OF WEAR. I AM WORRIED ABOUT TREAD SEPERATION. (DOT NUMBER: VDOR1WT145 TI…
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THE TIRES WERE PURCHASED NEW. THEY HAVE 30,000 MILES ON THEM. IN THE RECENT MONTHS ONE OF THE THEM HAS DEVELOPED A BULGE IN THE TREAD. ANOTHER IS OUT OF ROUND AND THERE IS AN AWFUL BOUNCE AT 45 MPH. THERE IS LEFT A LOT OF TREAD AND SHOWS NO REAL SIGNS OF WEAR. I AM WORRIED ABOUT TREAD SEPERATION. (DOT NUMBER: VDOR1WT145 TIRESIZE: 235 85RX16)
TRAVELING 65MPH AND TIRE BLEWOUT. MADE A LOUD HUMMING NOISE, STARTED TO SLOW DOWN & PULL TO SIDE. STEEL BELT STICKING OUT OF RIGHT REAR. ALSO, TRAVELING 45MPH & VEHICLE WAS WOBBLING & ROCKING. SLOWED DOWN & PULLED TO SIDE, AND NOTICED TREAD SEPARATED FROM RIGHT REAR & THEN IT BLEWOUT. STEEL BELT WAS ALSO SHOWING. SPARE TIRE …
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TRAVELING 65MPH AND TIRE BLEWOUT. MADE A LOUD HUMMING NOISE, STARTED TO SLOW DOWN & PULL TO SIDE. STEEL BELT STICKING OUT OF RIGHT REAR. ALSO, TRAVELING 45MPH & VEHICLE WAS WOBBLING & ROCKING. SLOWED DOWN & PULLED TO SIDE, AND NOTICED TREAD SEPARATED FROM RIGHT REAR & THEN IT BLEWOUT. STEEL BELT WAS ALSO SHOWING. SPARE TIRE BLEWOUT WHILE IN VEHICLE. STEEL BELT & PIECES OF RUBBER INSIDE OF VEHICLE. TIRE ON 1987, CHEVROLET, SUBURBAN, FIRESTONE STEEL TEX RTS, LT235/85R16 WITH 21,000 & 23,000 MILES RESPECTIVELY ON 8/5/96 & 7/10/97 & 8/10/99(SPARE TIRE).*AK *SLC
BRIDGESTONE DUELER APT TREAD SEPARATED ON DRY ROAD, LIGHT LOAD, 60 MPH. TIRE HAD LESS THAN 6000 MILES ON IT. THIS TIRE WAS A REPLACEMENT FOR ANOTHER SAME MAKE/MODEL THAT EXPLODED AND DID FENDER AND TAILPIPE DAMAGE.( DOT NUMBER: TIRE SIZE: LT235/85R1 )
CONSUMER WAS DRIVING AND THE STEERING WHEEL FELL OFF . PLEASE DESCRIBE . *AK
Official recalls
0No 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
1DP88003 · Poor Braking On Panic Stop
Opened Oct 23, 1987 · Closed Feb 20, 1988
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
POOR BRAKING ON PANIC STOP
Illustration