← New search

2003 Chevrolet Silverado 1500 Hd

Owner reports · Recalls · Investigations

More warning signs than most Silverado 1500 Hd years

Owner complaints for the 2003 Chevrolet Silverado 1500 Hd are substantially higher than the model-year median of 22.

About this comparison →

When problems were reported

Mileage at the reported incident

93 reports with mileage · 8 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 30 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes. Review the 27 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes, Hydraulic. Review the 21 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

3 crash reports3 fire reports2 injury reports

Engine complaints

3 reports
Clear category filter
174,000 miles · Dec 2, 2018
Engine

SEVERAL OF THE EXHAUST MANIFOLD BOLTS HAVE SNAPPED/SHEARED CAUSING EXHAUST LEAKS BETWEEN THE EXHAUST MANIFOLD AND EXHAUST PORT ON THE CYLINDER HEAD. I'M LEARNING THAT THIS IS A COMMON ISSUE THAT HAS GONE UNADDRESSED BY THE MANUFACTURER, BUT IS CLEARLY AN EMISSIONS AND FUNCTIONALITY ISSUE. PLEASE HELP IN HOLDING THE MANUFACTURER …

Read full complaint

SEVERAL OF THE EXHAUST MANIFOLD BOLTS HAVE SNAPPED/SHEARED CAUSING EXHAUST LEAKS BETWEEN THE EXHAUST MANIFOLD AND EXHAUST PORT ON THE CYLINDER HEAD. I'M LEARNING THAT THIS IS A COMMON ISSUE THAT HAS GONE UNADDRESSED BY THE MANUFACTURER, BUT IS CLEARLY AN EMISSIONS AND FUNCTIONALITY ISSUE. PLEASE HELP IN HOLDING THE MANUFACTURER ACCOUNTABLE FOR THIS APPARENT MECHANICAL DEFECT. AS OF NOW, THEY OFFER NO ASSISTANCE IN REPAIRING THE ISSUE.

NHTSA ODI #11155467

148,000 miles · Sep 1, 2014
EnginePower Train

OK THE PROBLEM I'M ABOUT TO STATE IS A HUGE PROBLEM WITH THE 2003 1500 HDS SINCE THEY WHERE NEW AND CHEVY HAS HAD SEVERAL COMPLAINTS OVER THE YEARS WITH A REFUSAL TO REPAIR. THE THROTTLE ACTUATOR CONTROL IS WHAT THE PEDAL SENSOR TELLS TO MOVE THE THROTTLE BODY. EVERY SO OFTEN (SOMETIMES MULTIPLE TIMES A DAY) THIS MODULE WEIRDS O…

Read full complaint

OK THE PROBLEM I'M ABOUT TO STATE IS A HUGE PROBLEM WITH THE 2003 1500 HDS SINCE THEY WHERE NEW AND CHEVY HAS HAD SEVERAL COMPLAINTS OVER THE YEARS WITH A REFUSAL TO REPAIR. THE THROTTLE ACTUATOR CONTROL IS WHAT THE PEDAL SENSOR TELLS TO MOVE THE THROTTLE BODY. EVERY SO OFTEN (SOMETIMES MULTIPLE TIMES A DAY) THIS MODULE WEIRDS OUT AND PUTS THE TRUCK IN TO REDUCED ENGINE POWER (LIMP MODE) AND WON'T DO OVER 25 MPH WHICH IS VERY HAZARDOUS WHEN TRAVELING FREEWAYS AND TURN PIKES WHERE THE SPEED LIMIT IS HIGH.I MYSELF HAVE BEEN ALMOST RAN OVER BY BIG RIGS BECAUSE MY TRUCK DECIDED TO GO INTO THIS REDUCED ENGINE POWER MODE IN THE MIDDLE OF RUSH HOUR. I MYSELF HAVE BEEN ON THE PHONE MULTIPLE TIMES WITH CHEVROLET CORPORATE WITH THEM TELLING ME THAT I'M SCREWED AND TO GET OVER IT. DON'T GET ME WRONG I LOVE MY TRUCK BUT I JUST WISH CHEVY WOULD STAND BY THEIR VEHICLES INSTEAD OF BLOWING US OFF. *TR

NHTSA ODI #10629944

110,250 miles · Sep 23, 2013
EngineService BrakesSteering

LOST POWER TO ENGINE WHILE DRIVING DOWN THE INTERSTATE HIGHWAY. FAULT ON DASH SHOWED (REDUCED ENGINE POWER). PULLED TO SHOULDER OF HIGHWAY AND TRIED TO RESTART ENGINE TO NO AVAIL. AFTER SITTING FOR ABOUT 5 MINUTES ENGINE STARTED AND CHECK ENGINE LIGHT STAYED ON FOR A FEW DAYS. SINCE THAT TIME I HAVE REPLACED THE THROTTLE POSITIO…

Read full complaint

LOST POWER TO ENGINE WHILE DRIVING DOWN THE INTERSTATE HIGHWAY. FAULT ON DASH SHOWED (REDUCED ENGINE POWER). PULLED TO SHOULDER OF HIGHWAY AND TRIED TO RESTART ENGINE TO NO AVAIL. AFTER SITTING FOR ABOUT 5 MINUTES ENGINE STARTED AND CHECK ENGINE LIGHT STAYED ON FOR A FEW DAYS. SINCE THAT TIME I HAVE REPLACED THE THROTTLE POSITION SENSOR AND HAVE STILL BEEN HAVING THE SAME PROBLEM FOR THE PAST 2 YEARS. IT WILL SOMETIMES DRIVE FOR A FEW DAYS WITHOUT ANY PROBLEM, BUT SOME DAYS IT WILL OCCUR 10 OR MORE TIMES IN A DAY. I HAVE BEEN ON SEVERAL WEBSITES ONLY TO SEE SEVERAL PEOPLE ARE EXPERIENCING THE SAME PROBLEM EVEN ON DIFFERENT MODELS AND YEAR VEHICLE'S. THIS COULD AND MAY WELL HAVE CAUSED DEATHLY AUTO ACCIDENTS. I HAVE LOOKED FOR A RECALL ON THIS PROBLEM AND COULD NOT FIND ONE. MY QUESTION IS, "ARE THERE ANY PLANS TO RECALL EFFECTED VEHICLES FOR THE ISSUE OF "REDUCED ENGINE POWER?" PLEASE CHECK INTO THIS ASAP. THANK YOU FOR YOUR TIME AND CONCERN.

NHTSA ODI #10544977

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.