Problems · by component
2003 Chevrolet Suburban 1500 electrical system problems
60 owner complaints to NHTSA about the 2003 Chevrolet Suburban 1500 cite electrical system, 34% of all 175 complaints for this model year.
Complaints
60
34% of all complaints
Crashes
1
Reported by owners
Fires
1
Reported by owners
Injuries
2
Reported by owners
What owners say about the electrical system
Verbatim from NHTSA complaints, newest first
“MY ENTIRE INSTRUMENT PANEL DOES NOT ALWAYS WORK WHEN I START MY TRUCK. IT WILL OCCASIONALLY COME TO LIFE AFTER DRIVING A BIT OR SOMETIMES IT DOESN'T WORK AT ALL. NO PATTERN AS TO WHEN, WHERE OR DRIVING CONDITIONS. STARTED A FEW MONTHS AGO WHERE IT WOULD ALWAYS WORK SHORTLY AFTER I STARTED THE ENGINE AND HAS PROGRESSIVELY GOTTEN WORSE,”
“THE BATTERY KEEPS GOING DEAD AND SOMETHING IS NOT SHUTTING THE CAR DOWN CAUSING A PARASITIC BATTERY DRAW KILLING BATTERY I HAVE GONE THROUGH 4 BATTERY AND AFTER ABOUT 3 DAYS OR 4 THE TRUCK DOES NOT START AND 2HEN I TAKE IT TO AUTOZONE THEY SAY ITS DEAD AND GIVE ME A NEW BATTERY AND TRIED LOOKING UP ISSUE AND SEE ALOT OF PEOPLE HAVING ISSUES AND WHEN I TOOK TO CHECK ALTERNATOR OR STARTER NOTHING THEY ARE GOOD”
“THE ANTI THEFT SYSTEM CAUSED THE ENGINE TO QUIT GOING DOWN THE HI WAY SEVERAL TIMES AND WAS VERY DANGEROUS SOME OF THE TIMES AND LEFT US STRANDED SOMETIMES. GM ACTS LIKE THEY DO NOT KNOW WHAT IS WRONG BUT THERE IS AMPLE INFO ON THE INTERNET AND EVEN A FIX BUT IT DISABLE THE ATS, IT TURNS OFF THE FUEL TO THE INJECTORS KILLING THE ENGINE. THIS HAPPENED MANY TIMES. WE HAD TO BE TOWED TWICE BECAUSE IT WOULD NOT RESTART.”
“TL* THE CONTACT OWNS A 2003 CHEVROLET SUBURBAN 1500. WHILE DRIVING 65 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE VEHICLE WAS OPERATING AS DESIGNED. THE FAILURE RECURRED MULTIPLE TIMES. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 99,000.”
“MY '03 CHEVROLET SUBURBAN HAS DEVELOPED WHAT APPEARS TO BE A VERY COMMON CONDITION WHERE THE ENTIRE INSTRUMENT CLUSTER BECOMES INOPERABLE. FOR EXAMPLE, WHILE TRAVELING AT LOW, IN TOWN SPEEDS, THE SPEEDOMETER WILL HAVE READINGS IN THE 60S, 70S' AND 80S. WHILE IN THE PARK POSITION, THE SPEEDOMETER WILL READ 55MPH. THIS IS ABSOLUTELY A SAFETY ISSUE AND I AM REALLY SHOCKED THAT THE NHTSA HASN'T FORCED A RECALL. THERE ARE LITERALLY THOUSANDS OF REPORTS ONLINE OF THIS EXACT PROBLEM. GENERAL MOTORS IS AWARE THAT THIS IS A WIDE SPREAD PROBLEM, AS THEY EVEN EXTENDED. GENERAL MOTORS EVEN PROVIDED OWNERS WITH A SPECIAL COVERAGE THAT EXTENDS THE WARRANTY ON THE INSTRUMENT PANEL CLUSTER FOR THE CONDITION DESCRIBED ABOVE, AS LONG AS THE VEHICLES AGE AND MILEAGE FALLS WITHIN CERTAIN PARAMETERS. THOSE PARAMETERS ARE THE MAIN REASON FOR MY COMPLAINT. THOSE PARAMETERS ARE 1) 7 YEARS OF THE IN SERVICE DATE, AND 2) 70,000 MILES, WHICH EVER OCCURS FIRST. MY CLAIM TO HAVE THE INSTRUMENT CLUSTER IN MY VEHICLE REPAIRED UNDER THE SPECIAL COVERAGE WAS DENIED ON 9/4/09 BECAUSE THE MILEAGE OF MY VEHICLE WAS 93,000 MILES AT THE TIME OF MY REQUEST. I BELIEVE THAT THIS IS A LARGE SCALE…”
“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] *TR”
Showing 6 of 60 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 7, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.