IllustrationNO WARNING ON MY 2003 GMC TRUCK SPEEDOMETER STARTED GOING FROM 70 MPH TO 120 AND BEYOND WHEN IN REALITY I WAS GOING PROBABLY 30 MPH. THIS COULD BE A SAFETY ISSUE BECAUSE A MAN NEEDS TO KNOW HOW FAST HE'S REALLY GOING AFTER A LITTLE RESEARCH THERE'S ALOT OF GM OWNERS WHO DON'T KNOW HOW FAST THERE GOING RECALL ANYONE. *TR
2003 GMC Sierra 1500 Hd
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 Sierra 1500 Hd 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: 16 of 16 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.
- Electrical System. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Service Brakes. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Visibility. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports1 fire reports0 injury reports
What owners actually said
16 reportsBRAKES FAILED DUE TO BRAKE LINE BEING CORRODED. *TR
TL*THE CONTACT OWNS A 2003 GMC SIERRA 1500 HD. THE CONTACT STATED THAT THE HEATER ACTIVATES AUTOMATICALLY AND DOES NOT SHUT OFF AFTER THE VEHICLE HAS BEEN TURNED OFF. SHE MUST OPEN THE HOOD AND REMOVE THE FUSE FROM THE FUSE BOX TO TURN OFF THE HEAT. BEFORE THE VEHICLE IS RESTARTED, SHE MUST REINSTALL THE FUSE IN THE FUSE BOX …
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TL*THE CONTACT OWNS A 2003 GMC SIERRA 1500 HD. THE CONTACT STATED THAT THE HEATER ACTIVATES AUTOMATICALLY AND DOES NOT SHUT OFF AFTER THE VEHICLE HAS BEEN TURNED OFF. SHE MUST OPEN THE HOOD AND REMOVE THE FUSE FROM THE FUSE BOX TO TURN OFF THE HEAT. BEFORE THE VEHICLE IS RESTARTED, SHE MUST REINSTALL THE FUSE IN THE FUSE BOX ONCE AGAIN. THE DEALER WAS AWARE OF THE ISSUE AND STATED THAT THERE WAS ONLY A TSB FOR THIS FAILURE AND NO RECALL. THE CONTACT WOULD BE RESPONSIBLE FOR THE REPAIR COSTS. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 95,000.
HVAC SYSTEM WILL HANG UP ON DEFROST, IT WILL NOT RETURN TO ANY OTHER POSITION UNTIL VEHICLE IS RESTARTED WITH SWITCH IN DIFFERENT POSITION. ALSO WHEN USING VENT ON THE HIGHER FAN SETTINGS YOU CAN HEAR AND FEEL A SURGING OF AIR THE FAN IS NOT A PRODUCING A CONSTANT FLOW OF AIR. *TR
OUTSIDE PASSENGER SIDE REAR VIEW MIRROR DEFROST DOES NOT WORK. *TR
TRUCK WAS PARKED OUTSIDE AT WORK DURING THE DAY. WHEN I ENTERED THE TRUCK AND CLOSED THE DRIVER DOOR TO LEAVE, THE REAR WINDOW EXPLODED WHEN THE DOOR CLOSED. I AM NOT AWARE OF ANY OBJECTS HITTING THE WINDOW PRIOR TO THIS, OR DEFECTS, ETC. CONTACTED LOCAL GMC DEALER WHO CLAIMED TO HAVE NO KNOWLEDGE OF THIS AND THEREFORE DID NO…
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TRUCK WAS PARKED OUTSIDE AT WORK DURING THE DAY. WHEN I ENTERED THE TRUCK AND CLOSED THE DRIVER DOOR TO LEAVE, THE REAR WINDOW EXPLODED WHEN THE DOOR CLOSED. I AM NOT AWARE OF ANY OBJECTS HITTING THE WINDOW PRIOR TO THIS, OR DEFECTS, ETC. CONTACTED LOCAL GMC DEALER WHO CLAIMED TO HAVE NO KNOWLEDGE OF THIS AND THEREFORE DID NOT OFFER ANY ASSISTANCE. IT IS BEING REPAIRED AT A GLASS SHOP AT MY EXPENSE WITH A NEW WINDOW. *NM
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
0No exact-year investigations in this snapshot.