Total Complaints
28 filings
GMC SUBURBAN · model year
28 NHTSA complaints, 3 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1990GMCSUBURBAN carries 28 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 3 crashes, 0 fires, 4 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 1990 SUBURBAN is parking brake:conventional:mechanical:linkage and cable with 4 filings, followed by seats (4) and service brakes, hydraulic:antilock/traction control/electronic limited slip (4). 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 1990 SUBURBAN. 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.
Total Complaints
28 filings
Crashes Reported
3 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE | 4 |
| SEATS | 4 |
| SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP | 4 |
| SEATS:FRONT ASSEMBLY:RECLINER | 3 |
| VEHICLE SPEED CONTROL | 2 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS | 1 |
| POWER TRAIN:MANUAL TRANSMISSION | 1 |
| POWER TRAIN:AXLE ASSEMBLY | 1 |
| UNKNOWN OR OTHER | 1 |
| TIRES:TREAD/BELT | 1 |
| SUSPENSION:REAR:SHOCK ABSORBER | 1 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC | 1 |
| WHEELS:LUGS/NUTS/BOLTS/STUDS | 1 |
| SUSPENSION:FRONT:CONTROL ARM:UPPER BALL JOINT | 1 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS | 1 |
CONSUMER STATES THE METAL PARKING BRAKE CABLE WEARS INTO THE RUBBER BRAKE HOSE, WHICH COULD CAUSE FAILURE OF THE BRAKE HOSE AND THE REAR BRAKES, THE RUBBER BRAKE HOSE WAS ALMOST WORN TO THE POINT OF FAILURE, THE METAL PARKING BRAKE CABLE DOES HAVE A METAL SLEEVE ON IT TO PROTECT THE RUBBER HOSE, BUT THE NATURAL POSITION OF THE HOSE AND CABLE CAUSES THE SLEEVE TO NOT LINE UP IN THE DESIRED POSITION. *TT
CONSUMER STATES THE METAL PARKING BRAKE CABLE WEARS INTO THE RUBBER BRAKE HOSE, WHICH COULD CAUSE FAILURE OF THE BRAKE HOSE AND THE REAR BRAKES, THE RUBBER BRAKE HOSE WAS ALMOST WORN TO THE POINT OF FAILURE, THE METAL PARKING BRAKE CABLE DOES HAVE A METAL SLEEVE ON IT TO PROTECT THE RUBBER HOSE, BUT THE NATURAL POSITION OF THE HOSE AND CABLE CAUSES THE SLEEVE TO NOT LINE UP IN THE DESIRED POSITION. *TT
CONSUMER RAISED HOOD; ATTEMPTED TO START VEHICLE, AFTER VEHICLE WOULD NOT START, DOUGLAS BATTERY SUDDENLY BLEW UP, CONSUMER WAS INJURED. *AK *TT
I BELIEVE THE SUBURBAN SERIES VEHICLES HAVE A DESIGN DEFECT IN THE BRAKE SYSTEM BECAUSE THE REAR BRAKE HOSE(FROM THE BODY TO A CONNECTOR ABOVE THE DIFFERENTIAL) IS USED AS A SUPPORT FOR THE PARKING BRAKE CABLE. THE STRONGER, HEAVIER PARKING BRAKE CABLE RUBS ON THE RUBBER BRAKE HOSE, CAUSING THE RUBBER HOSE TO FAIL. THE PARKING BRAKE CABLE DOES HAVE A 2INCH METAL SLEEVE OVER IT NEAR WHERE THE HOSE AND CABLE RUB. HOWEVER, THIS SLEEVE IS NOT LOCATED WHERE THE NATURAL LAY OF THE HOSE/CABLE IS. IN FACT, THE SLEEVE HAS A ROUGH EDGE ON IT, WHICH CAUSES ADDITIONAL WEAR ON THE RUBBER HOSE. THE RUBBER BRAKE HOSE IS ALSO BENT WHERE IT CONNECTS TO THE TRUCK BODY BECAUSE THE HOSE MUST SUPPORT THE WEIGHT OF THE PARKING BRAKE CABLE. THE RUBBER BRAKE HOSE ON MY SUBURBAN WAS ALMOST WORN THROUGH WHEN I NOTICED IT. I BELIEVE THE FIX COULD BE THAT THE PARKING BRAKE CABLE BE ROUTED BELOW THE RUBBER BRAKE HOSE WITH A RUBBER DOUGHNUT BETWEEN THE HOSE/CABLE.O. *AK
I BELIEVE THE SUBURBAN SERIES VEHICLES HAVE A DESIGN DEFECT IN THE BRAKE SYSTEM BECAUSE THE REAR BRAKE HOSE(FROM THE BODY TO A CONNECTOR ABOVE THE DIFFERENTIAL) IS USED AS A SUPPORT FOR THE PARKING BRAKE CABLE. THE STRONGER, HEAVIER PARKING BRAKE CABLE RUBS ON THE RUBBER BRAKE HOSE, CAUSING THE RUBBER HOSE TO FAIL. THE PARKING BRAKE CABLE DOES HAVE A 2INCH METAL SLEEVE OVER IT NEAR WHERE THE HOSE AND CABLE RUB. HOWEVER, THIS SLEEVE IS NOT LOCATED WHERE THE NATURAL LAY OF THE HOSE/CABLE IS. IN FACT, THE SLEEVE HAS A ROUGH EDGE ON IT, WHICH CAUSES ADDITIONAL WEAR ON THE RUBBER HOSE. THE RUBBER BRAKE HOSE IS ALSO BENT WHERE IT CONNECTS TO THE TRUCK BODY BECAUSE THE HOSE MUST SUPPORT THE WEIGHT OF THE PARKING BRAKE CABLE. THE RUBBER BRAKE HOSE ON MY SUBURBAN WAS ALMOST WORN THROUGH WHEN I NOTICED IT. I BELIEVE THE FIX COULD BE THAT THE PARKING BRAKE CABLE BE ROUTED BELOW THE RUBBER BRAKE HOSE WITH A RUBBER DOUGHNUT BETWEEN THE HOSE/CABLE.O. *AK
UPPER BALL JOINTS WERE REPLACED 9/25/99 BY SUSPENSION PLUS IN SAN DIEGO USING MCQUAY NORRIS PARTS.. ON OR ABOUT 11/04/2000 THE VEHICLE WAS TURNING AT LOW SPEED LEFT TURN INTO A PARKING LOT WHEN THE RIGHT FRONT WHEEL COLLAPSED UNDER THE FRONT END. SUBSEQUENT REPAIR ACTION DETERMINED THAT THE REPLACED UPPER BALL JOINT ASSEMBLY HAD FAILED BY SEPARATION OF THE BALL JOINT RETAINER ASSEMBLY FROM THE BALL JOINT. THE FAILURE OCCURRED AFTER 9,000 MILES OF OPERATION. WE HAVE THE FAILED PART.*AK
DRIVING ON HIGHWAY. THE VEHICLE STARTED RACING. COULD NOT STOP. PUT IN NUETRAL,ENGINE RACING. SHUT ENGINE . LATER FOUND THAT THE HOOK FROM SERVO HAD RUSTED AND BROKEN OFF AND THE BAR ATTACHED TO THE THROTTLE HAD GOTTEN STUCK IN THE THROTTLE. THIS HOOK SHOULD NOT BE OF A MATERIAL THAT CAN RUST & BREAK OFF LIKE THAT. ALSO I HAVE LOOKED INTO THE SERVICE MANUAL & THERE IS NO MENTION OF SERVICE TO THAT PART ATALL.WHY WILL THE MECHANIC EVEN LOOK AT THAT PART IF THERE IS NO MENTION FOR MAINTENANCE TO THAT PART. THAT JUST MEANS THAT GM FELT THAT THIS PART SHALL LAST TILL I CAN DRIVE THE CAR.I COULD HAVE HAD A MAJOR ACCIDENT AND I COULD STOP ONLY BECAUSE I KNEW WHAT TO DO. THE ENGINE WAS REVING LIKE CRAZY WHEN I STOPPED.*AK
CONSUMER WAS HEARING NOISE FROM BRAKES WHEN COMING TO A STOP, WAS INSPECTED, AND WAS ADVISED THAT FRONT BRAKES WERE NEEDED, AND REAR SHOCKS WERE LEAKING. *JB
CONSUMER WAS HEARING NOISE FROM BRAKES WHEN COMING TO A STOP, WAS INSPECTED, AND WAS ADVISED THAT FRONT BRAKES WERE NEEDED, AND REAR SHOCKS WERE LEAKING. *JB
LEFT REAR TIRE FELL OFF WHILE DRIVING, TIRE ROLLED AT A HIGH SPEED ONTO INCOMING TRAFFIC, VEHICLE WAS NOT ABLE TO STOP RIGHT AWAY AND DRUM WAS DRAGGED 192 FEET, ONCE VEHICLE STOPPED IT WAS UP ON SIDEWALK, POSSIBLY RELATED TO LUG NUT FAILURE, REPAIR INCLUDED NEW LOCKS FOR THE LUG NUTS. *JB
FRAME OF SEAT BACK SNAPPED WHEN DRIVER ENTERED VEHICLE AND GOT INTO SEAT. *AK
RECALL 93V187000, WAS PERFORMED, SEAT BOLTS BROKE 2 TIMES AFTER THAT, AND 3RD TIME CONSUMER HAD TO REPLACE WHOLE SEAT FRAME. *AK
WHILE DRIVING ABOUT 65 MPH RIGHT REAR TIRE HAD A TREAD SEPARATION. BUT, CONSUMER COULD KEEP CONTROL OF VEHICLE AT THAT TIME. BRIDGESTONE 31.1050 R16. *AK
WE RECENTLY PURCHASED THIS VEHICLE USED FROM A DEALERSHIP. I AM VERY DISAPPOINTED WITH MY FIRST GMC PURCHASE SO FAR. WITHIN TWO MONTHS OF BUYING THIS CAR, I HAD TO REPLACE THE ENTIRE REAR AXLE. NOW, TWO MONTHS LATER, THE TRANSMISSION WENT BAD AND NEEDS TO BE REPLACED AS WELL. I DONT UNDERSTAND HOW DEALERSHIPS CAN SELL THESE CARS WITH SUCH PROBLEMS AND THE MANUFACTURES NEED TO ADDRESS THE PROBLEMS AND RESOLVE THEM. ANY INFO WOULD BE GREATLY APPRECIATED!
WE RECENTLY PURCHASED THIS VEHICLE USED FROM A DEALERSHIP. I AM VERY DISAPPOINTED WITH MY FIRST GMC PURCHASE SO FAR. WITHIN TWO MONTHS OF BUYING THIS CAR, I HAD TO REPLACE THE ENTIRE REAR AXLE. NOW, TWO MONTHS LATER, THE TRANSMISSION WENT BAD AND NEEDS TO BE REPLACED AS WELL. I DONT UNDERSTAND HOW DEALERSHIPS CAN SELL THESE CARS WITH SUCH PROBLEMS AND THE MANUFACTURES NEED TO ADDRESS THE PROBLEMS AND RESOLVE THEM. ANY INFO WOULD BE GREATLY APPRECIATED!
WHEN APPLYING THE BRAKES IN EMERGENCY STOPPING PEDAL GOES TO THE FLOOR, RESULTING IN EXTENDED STOPPING DISTANCE. PLEASE GIVE ANY FURTHER DETAILS. *AK
I WAS INVOLVED IN A REAR END COLLISION WHERE L WAS SITTING STILL AND WAS THEN REARENDED AND CONSEQUENTLY FLEW THROUGH THE AIR AND HIT A FULL SIZE FORD PICKUP. WHEN L WAS HIT THE THIRD SEAT IN THE SUBURBAN WAS KNOCKED OFF THE BOLTS AND PUSHED INTO THE SECOND SEAT. MORE SEVERELY, THE DRIVERS SEAT (BUCKET) SNAPPED IN HALF AT THE POINT WHERE THE BACK MEETS THE SEAT. L WAS SEVERELY INJURED WITH SERIOUS AND LIFE LONG BACK INJURIES. L WANT TO KNOW WHAT, IF ANYTHING, CAN BE DONE. MY SUBURBAN WAS TOTALED IN THE COLLISION AND L WILL HAVE INJURIES FOR THE REST OF MY LIFE. LF THE SEAT HAD HELD L WOULD HAVE BEEN PERFECTLY SAFE. LT WAS DETERMINED BY THE FACT THAT MY INJURIES ARE RIGHT AT THE LOWER LUMBAR SECTION OF MY BACK THAT IF L HAD BEED PROTECTED BY THE SEAT L WOULD BE WALKING FINE TODAY.
TRANSMISSION FAILURE.
DRIVER'S SEAT BOLTS FAILED AFTER RECALL REPAIR, CAUSING SEAT BACK TO COLLAPSE.
CONSUMER WAS LEAVING A STOP LIGHT UP TO 15 MPH. WHEN SHE HIT BRAKES TO AVOID HITTING ANOTHER VEHICLE, THE BRAKES SEEMED TO BE RESISTING WITH A MUSHY FEELING. THERE WAS NO SUPPORT OF GRABBING, AND THE VEHICLE KEPT MOVING FORWARD, RESULTING IN A CRASH, REAR ENDING ANOTHER VEHICLE. *AK
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.