Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
40–25K
1825–50K
3450–75K
3375–100K
37100–150K
25150K+
151 reports with mileage · 24 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.
Electrical System. Review the 60 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Service Brakes. Review the 42 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Service Brakes, Hydraulic. Review the 18 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 reports3 injury reports
What owners actually said
175 reports
145,442 miles · Feb 16, 2015
Service BrakesSteering
10/11/2 BRAKES FAILED PLUS PARKING BRAKE FAILED AND PARKING BRAKE SHOE ASSEMBLY WAS NOT FOUND UPON DEALER INSPECTION. REPLACED DISC BRAKES AND HAD PARKING BRAKE SHOE INSTALLED. 11/09/12 CHECK ENGINE LIGHT REVEALED IGNITION PROBLEM. NEW IGNITION WIRE SET INSTALLED. 01/29/13 DASH CLUSTER FAILED, HAD NO HORN, NO HEADLIGHTS, NO I…
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10/11/2 BRAKES FAILED PLUS PARKING BRAKE FAILED AND PARKING BRAKE SHOE ASSEMBLY WAS NOT FOUND UPON DEALER INSPECTION. REPLACED DISC BRAKES AND HAD PARKING BRAKE SHOE INSTALLED. 11/09/12 CHECK ENGINE LIGHT REVEALED IGNITION PROBLEM. NEW IGNITION WIRE SET INSTALLED. 01/29/13 DASH CLUSTER FAILED, HAD NO HORN, NO HEADLIGHTS, NO INTERIOR LIGHTS, NO SPEED CONTROL , NO STEERING WHEEL LIGHTS FOR CONTROL BUTTONS, NO SPEEDOMETER READING, NO RADIO. REPLACED DASH CLUSTER. 05/05/14 CHECK ENGINE LIGHT AND STRANDED WHEN VEHICLE WOULD NOT START. MISFIRE MESSAGES ON DEALER EQUIPMENT READING. 06/16/14 STRANDED AGAIN , VEHICLE WOULD NOT START. REPLACED IGNITION SWITCH. 07/15/14 STRANDED AGAIN , VEHICLE WOULD NOT START. REPLACED STARTER RELAY. 02/16/15 DRIVER HEATED SEAT COMING ON/OFF WHILE DRIVING ON ITS OWN. 4 WD ENGAGED ON ITS OWN WHILE DRIVING AND MADE DRIVING UNCONTROLLED. AWD ENGAGED ON ITS OWN WHILE DRIVING ON DRY SMOOTH ROAD. STRANDED, WOULD NOT START. VEHICLE AT DEALER AGAIN TODAY FOR THIS LIST OF PROBLEMS. *TR
NHTSA ODI #10683661
110,000 miles · Feb 7, 2015
Service Brakes
WAS DRIVING WITH MY CHILDREN IN VEHICLE. AS I WAS APPROACHING INTERSECTION, STEPPED ON BRAKE PEDAL AND IT WENT COMPLETELY TO FLOOR. THE BRAKES WERE NOT WORKING AT ALL. I HAD TO DOWNSHIFT AND USE EMERGENCY BRAKE IN ORDER TO AVOID COLLISION. HAD TO HAVE SUBURBAN TOWED. *JS
NHTSA ODI #10681942
72,000 miles · Jan 2, 2015
Service Brakes
TL* THE CONTACT OWNS A 2003 CHEVROLET SUBURBAN 1500. THE CONTACT STATED THAT WHEN THE BRAKE PEDAL WAS APPLIED, THE BRAKE PEDAL TRAVELED TO THE FLOORBOARD AND THE BRAKE WARNING LIGHT ILLUMINATED. THE EMERGENCY BRAKE WAS APPLIED IN ORDER TO STOP THE VEHICLE. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHERE THE BRAKE LINES WE…
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TL* THE CONTACT OWNS A 2003 CHEVROLET SUBURBAN 1500. THE CONTACT STATED THAT WHEN THE BRAKE PEDAL WAS APPLIED, THE BRAKE PEDAL TRAVELED TO THE FLOORBOARD AND THE BRAKE WARNING LIGHT ILLUMINATED. THE EMERGENCY BRAKE WAS APPLIED IN ORDER TO STOP THE VEHICLE. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHERE THE BRAKE LINES WERE REPLACED ON TWO OCCASIONS BUT THE FAILURE RECURRED. THE VEHICLE WAS TOWED BACK TO THE INDEPENDENT MECHANIC BUT WAS NOT DIAGNOSED OR REPAIRED. THE VIN WAS NOT AVAILABLE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 72,000.
NHTSA ODI #10669595
114,000 miles · Dec 26, 2014
Engine
DRIVING ON THE HIGHWAY AND I LOST ALL POWER. IT SAID (REDUCED ENGINE POWER) ON THE DASH. THIS HAS HAPPENED SEVERAL TIMES AND I HAVEN'T FOUND A MECHANIC WHO CAN FIX IT. I'VE LOOKED ALL OVER THE INTERNET AND THERE ARE MANY OTHER PEOPLE WITH THE SAME PROBLEM. THIS IS VERY DANGEROUS AND ALMOST CAUSED AN ACCIDENT. IT COMES OUT OF NOW…
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DRIVING ON THE HIGHWAY AND I LOST ALL POWER. IT SAID (REDUCED ENGINE POWER) ON THE DASH. THIS HAS HAPPENED SEVERAL TIMES AND I HAVEN'T FOUND A MECHANIC WHO CAN FIX IT. I'VE LOOKED ALL OVER THE INTERNET AND THERE ARE MANY OTHER PEOPLE WITH THE SAME PROBLEM. THIS IS VERY DANGEROUS AND ALMOST CAUSED AN ACCIDENT. IT COMES OUT OF NOWHERE AND FOR THIS TO HAPPEN TO SOMEONE FOR THE FIRST TIME, IT'S GOING TO CAUSE SOME DEADLY CRASHES. *TR
NHTSA ODI #10668397
157,000 miles · Dec 16, 2014
Service Brakes
WAS DRIVING BEHIND A SCHOOL BUS WHEN IT STOPPED TO LET KIDS OFF. I APPLIED MY BRAKES AND THE PEDAL WENT TO THE FLOOR. I HAD NO BRAKES, I AM NOT REALLY SURE HOW I MANAGED TO STOP WITHOUT HITTING THE BUS. I PULLED OVER IN A PARKING LOT. GOT OUT OF MY 2003 CHEVY SUBURBAN WENT INTO THE BANK TO CALL MY HUSBAND TO COME GET ME. BY THE…
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WAS DRIVING BEHIND A SCHOOL BUS WHEN IT STOPPED TO LET KIDS OFF. I APPLIED MY BRAKES AND THE PEDAL WENT TO THE FLOOR. I HAD NO BRAKES, I AM NOT REALLY SURE HOW I MANAGED TO STOP WITHOUT HITTING THE BUS. I PULLED OVER IN A PARKING LOT. GOT OUT OF MY 2003 CHEVY SUBURBAN WENT INTO THE BANK TO CALL MY HUSBAND TO COME GET ME. BY THE TIME I GOT BACK OUT TO MY TRUCK THERE WAS A PUDDLE OF BRAKE FLUID UNDER THE DRIVERS SIDE DOOR. MY BRAKE LINES WHERE SHOOT. *TR
NHTSA ODI #10664731
147,000 miles · Dec 13, 2014
Service Brakes
APPLIED BRAKES AND HAD TO PRESS ALMOST TO THE FLOOR. ONCE STOPPED, THE VEHICLE WOULD START TO ROLL AGAIN UNLESS I APPLIED FURTHER PRESSURE ON THE BRAKES. I DROVE THE VEHICLE HOME AND THE NEXT MORNING THERE WAS A PUDDLE OF BRAKE FLUID UNDER THE CAR. *TR
NHTSA ODI #10664071
192,600 miles · Dec 11, 2014
Service Brakes
WAS TRAVELING IN CITY DOWN A SLIGHT HILL WHEN THE BRAKE PEDAL WENT ALL THE WAY TO THE FLOOR AND THE SERVICE BRAKE SYSTEM WARNINGS WENT ON AND SOUNDED. IMMEDIATELY SHIFTED VEHICLE INTO A LOW GEAR AND PUMPED BRAKES. WAS ABLE TO BRING VEHICLE TO A STOP OFF THE ROAD. UPON EXAMINATION IT WAS OBVIOUS THERE HAD BEEN A CATASTROPHIC BRAK…
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WAS TRAVELING IN CITY DOWN A SLIGHT HILL WHEN THE BRAKE PEDAL WENT ALL THE WAY TO THE FLOOR AND THE SERVICE BRAKE SYSTEM WARNINGS WENT ON AND SOUNDED. IMMEDIATELY SHIFTED VEHICLE INTO A LOW GEAR AND PUMPED BRAKES. WAS ABLE TO BRING VEHICLE TO A STOP OFF THE ROAD. UPON EXAMINATION IT WAS OBVIOUS THERE HAD BEEN A CATASTROPHIC BRAKE LINE FAILURE AS BRAKE FLUID WAS ALL ON THE GROUND AND COVERING THE SPARE TIRE. REPAIR SHOP CONFIRMED THIS WAS DUE TO RUSTING OF THE BRAKE LINES. *TR
NHTSA ODI #10663740
163,000 miles · Dec 10, 2014
Service Brakes
WENT TO STOP WHEN TRAFFIC STOP AND FELT THE BRAKE PEDAL GO TO THE FLOOR WITH VERY LITTLE BRAKING POWER TO STOP. HAD TO SWERVE TO MISS THE CAR IN FRONT. I LIMPED HOME WITH VERY LITTLE BRAKING POWER AND WHEN I GOT HOME I CHECK THE OIL RESOLVE, IT HAD ALMOST NO OIL. LOOKED UNDER THE TRUCK AND FOUND A LEAKING BRAKE LINE. THE LINE…
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WENT TO STOP WHEN TRAFFIC STOP AND FELT THE BRAKE PEDAL GO TO THE FLOOR WITH VERY LITTLE BRAKING POWER TO STOP. HAD TO SWERVE TO MISS THE CAR IN FRONT. I LIMPED HOME WITH VERY LITTLE BRAKING POWER AND WHEN I GOT HOME I CHECK THE OIL RESOLVE, IT HAD ALMOST NO OIL. LOOKED UNDER THE TRUCK AND FOUND A LEAKING BRAKE LINE. THE LINE WAS RUSTED OUT. *TR
NHTSA ODI #10663288
170,000 miles · Nov 17, 2014
Service Brakes
RE: LOSS OF BRAKES. THE HYDRAULIC BRAKE LINES FAILED AND LEAKED BRAKE FLUID. THE BRAKE SYSTEM SUFFERED A LOSS OF LOSS HYDRAULIC PRESSURE. THE BRAKE LINES SHOWED HEAVY CORROSION. CORROSION CAUSED THE HYDRAULIC BRAKE LINES TO FAIL. *TR
NHTSA ODI #10658658
255,000 miles · Oct 27, 2014
Electrical System
I CAN UNLOCK TRUCK WITH KEY OR REMOTE PUT KEY IN START AND DASH LIGHTS COME ON BUT NO START. AFTER BEING TOLD IT WAS THE FUEL PUMP, THE STARTED, AND KEY I KNOW IT HAS SOMETHING TO DO WITH THE ANTI-LOCK. I HAVE REPROGRAMMED IT SEVERAL TIME BUT EACH TIME A DIFFERENT WAY. I HAVE RESEARCH IT ON LINE AND IT IS A ON GOING PROBLEM WITH…
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I CAN UNLOCK TRUCK WITH KEY OR REMOTE PUT KEY IN START AND DASH LIGHTS COME ON BUT NO START. AFTER BEING TOLD IT WAS THE FUEL PUMP, THE STARTED, AND KEY I KNOW IT HAS SOMETHING TO DO WITH THE ANTI-LOCK. I HAVE REPROGRAMMED IT SEVERAL TIME BUT EACH TIME A DIFFERENT WAY. I HAVE RESEARCH IT ON LINE AND IT IS A ON GOING PROBLEM WITH GM CARS AND TRUCKS. HOWEVER I AM NOT SURE IF IT IS A RECALL. I AM RECENTLY THE SECOND CAR OWNER OF THIS TRUCK AND EXPERIENCING THIS MAJOR PROBLEM. I AM A SINGLE MOTHER WITH CHILDREN AND GRANDCHILDREN AND THIS IS NOT GOOD FOR ME AT NIGHT OR DURING THE DAY IF AT A SHOPPING CENTER. I HAVE HAD TO HAVE IT TOWED TO MY HOME THEN THE NEXT DAY IT STARTED. IF ANY ONE CAN HELP ME PLEASE EMAIL [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
NHTSA ODI #10650493
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.
2003 Chevrolet Suburban 1500 Problems, Complaints & Recalls | Skip That Year