Total Complaints
7 filings
GMC C2500 · model year
7 NHTSA complaints, 3 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1996GMCC2500 carries 7 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, 2 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 1996 C2500 is fuel/propulsion system with 2 filings, followed by engine and engine cooling:engine:diesel (1) and fuel system, gasoline:fuel injection system (1). 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 1996 C2500. 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
7 filings
Crashes Reported
3 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| FUEL/PROPULSION SYSTEM | 2 |
| ENGINE AND ENGINE COOLING:ENGINE:DIESEL | 1 |
| FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM | 1 |
| FUEL SYSTEM, DIESEL | 1 |
| SEAT BELTS | 1 |
| AIR BAGS | 1 |
TL* THE CONTACT OWNS A 2013 GMC SIERRA C2500 SLE N/A. WHILE DRIVING APPROXIMATELY 55 MPH, THE CONTACT NOTICED AN ABNORMAL ODOR IN THE VEHICLE. THE CONTACT PULLED THE VEHICLE INTO A SHOPPING CENTER AND NOTICED A PUDDLE OF FUEL UNDER THE VEHICLE. THE VEHICLE WAS DRIVEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THERE WAS A LEAK IN THE FUEL LINE. THE FUEL LINE WAS REPLACED; HOWEVER, THE FAILURE RECURRED. THE CONTACT MENTIONED THAT THE FUEL LINE WAS MADE OUT OF SOYBEAN AND THE SQUIRRELS CHEWED IT, WHICH CAUSED A CONTINUOUS LEAK FROM THE FUEL LINE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 31,000. ..UPDATED 09/13/16 *BF UPDATED 6/18/18*JB
Mileage: 31,000
I HAVE DONE RESEARCH ON THIS WELL KNOWN PROBLEM OF THIS PART CREATING A WILD HORSE VEHICLE AT UNEXPECTED TIMES. SO FAR GM IS NOT HELPING, THE LAST VISIT WAS CONFIRMED THIS PUMP WAS THE PROBLEM AND A NEW PUMP. WAS NOT MADE AND GM ONLY OFFERS A OVERHAULED UNIT. THE CURRENT PUMP IS A ON GOING PROBLEM WITH VEHICLE CUTTING OFF AND AT TIMES TURNING INTO A FULL THROTTLE. STANADYNE THE COMPANY MAKING THE PUMP IS IN DENIAL THE PUMP DOES THIS. I HAVE TALKED WITH OTHER OWNERS WITH THE SAME PROBLEMS. I HESITATE PUTTING ANYTHING USED ON THIS VEHICLE, THIS PROBLEM PART IS STILL MANUFACTURED NEW BY STANADYN CORP. I KNOW FOR A FACT THIS PROBLEM HAS BEEN BROUGHT UP REPEATEDLY TO GM AND NATIONAL HIGHWAY SAFETY DIVISION. FORGET ANY MONEY FOR THE PROBLEM, AND THE IGNORANCE OF THIS FACTUAL PROBLEM, I WOULD JUST LIKE A SAFE VEHICLE WITH OUT ELECTRONIC SYSTEMS THAT GO BAD. *TR
Mileage: 128
WAS INVOLVED IN AN AUTO MOBILE ACCIDENT HITTING A SCHOOL BUS HEAD ON AND HIT BY A TRUCK IN THE PASSENGER'S SIDE BED OF TRUCK, GOING ABOUT 40 MILES AN HOUR. MY AIRBAG DID NOT DEPLOY AND I HIT MY HEAD ON THE STEERING WHEEL VERY HARD. I BELIEVE IF THE AIRBAG AND SEATBELT HAD WORKED PROPERLY, I WOULD NOT HAVE BEEN INJURED SO BAD. BECAUSE OF THE BURNING IN MY LEGS, BADLY BRUISED RIBS. ETC., THEY DID NOT DO ANY EEGS. I HAVE HAD A VARIETY OF PROBLEMS FROM SEVERE HEADACHES TO UNCONTROLLABLE MOODSWINGS. I AM HOPING YOU DO WHATEVER IT TAKES TO KEEP YOUR CUSTOMERS FROM EXPERIENCING WHAT I HAVE BEEN DEALING WITH; LIKE BEING DISABLED FROM WORK AT THE AGE OF 38. I WOULD ALSO LIKE TO NOTE THAT THE POLICE REPORT SAID THE AIRBAG DID DEPLOY, BUT WE STILL HAVE THE VEHICLE TO PROVE THAT IT DID NOT DEPLOY. *TR
WAS INVOLVED IN AN AUTO MOBILE ACCIDENT HITTING A SCHOOL BUS HEAD ON AND HIT BY A TRUCK IN THE PASSENGER'S SIDE BED OF TRUCK, GOING ABOUT 40 MILES AN HOUR. MY AIRBAG DID NOT DEPLOY AND I HIT MY HEAD ON THE STEERING WHEEL VERY HARD. I BELIEVE IF THE AIRBAG AND SEATBELT HAD WORKED PROPERLY, I WOULD NOT HAVE BEEN INJURED SO BAD. BECAUSE OF THE BURNING IN MY LEGS, BADLY BRUISED RIBS. ETC., THEY DID NOT DO ANY EEGS. I HAVE HAD A VARIETY OF PROBLEMS FROM SEVERE HEADACHES TO UNCONTROLLABLE MOODSWINGS. I AM HOPING YOU DO WHATEVER IT TAKES TO KEEP YOUR CUSTOMERS FROM EXPERIENCING WHAT I HAVE BEEN DEALING WITH; LIKE BEING DISABLED FROM WORK AT THE AGE OF 38. I WOULD ALSO LIKE TO NOTE THAT THE POLICE REPORT SAID THE AIRBAG DID DEPLOY, BUT WE STILL HAVE THE VEHICLE TO PROVE THAT IT DID NOT DEPLOY. *TR
GM 6.5L DIESEL 94-2000. THE FUEL INJECTION PUMP FUEL SOLENOID DRIVER FAILS WITHOUT WARNING CAUSING LOSS OF ENGINE POWER/POWER STEERING/AND BRAKES. A RECENT FAILURE WHILE TOWING A 7500 TRAILER CAUSED A NEAR ACCIDENT WHILE ON A CURVE DUE TO THE EXTREME DIFFICULTY IN STEERING WHINE THIS OCCURS. THIS IS A VERY COMMON PROBLEM. GM HAS EXTENDED THE WARRANTY ON THE FUEL INJECTION PUMP BUT HAS DONE NOTHING TO CORRECT THE FAILURE OF REPLACEMENT PARTS WHICH IS VERY COMMON. *LA
Mileage: 92,000
FUEL INJECTION PUMP HAS FAILED AND BEEN REPLACED 6 TIMES OVER THE LIFE OF THE VEHICLE .ONE FAILURE RESULTED IN FUEL LEAKING ON EXHAUST SYSTEM THIS COULD HAVE BEEN EXTREMLY DANGEROUS.WIPER FAILURES IS AN ONGOING PROBLEM WICH OCCURS INTERMITTENTLY AND UNEXPECTEDLY -VERY DANGEROUS !!! MY FIANCE ALSO OWNS A 1996 GMC C1500 WHICH HAS THE SAME PROBLEM WE HAVE BEEN TOLD BY DEALER THAT ONLY A SELECT GROUP OF VEHICLES HAS A RECALL ISSUED AND A GM TECHNICIAN HAS TOLD US THAT THE SAME WIPER CIRCUT BOARD HAS BEEN USED ON SEVERAL DIFFERENT GM VEHICLES OVER A TEN YEAR SPAN. GM SHOULD BE FORCED TO REPAIR ANY GM VEHICLE AFFECTED BY THIS SERIOUS SAFETY ISSUE AND OFFER A REFUND TO ANY CUSTOMER THAT HAS HAD AN OUT OF POCKET EXPENSE !!!!!!!*AK
DIESEL ENGINE WOULD STALL WHILE DRIVING AT ANY RATE OF SPEED. CONSUMER HAS TAKEN VEHICLE TO DEALERSHIP SEVERAL TIMES, AND DEALERSHIP(S) CANNOT ASSIST CONSUMER WITH PROBLEM. PLEASE PROVIDE ANY ADDITIONAL INFORMATION/ATTACHMENTS.*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.