2003 GMC Sierra 2500 Engine Problems

TL* THE CONTACT OWNS A 2003 GMC SIERRA 2500. WHILE DRIVING AT ANY SPEED, THE VEHICLE STALLED, LOST POWER, AND THE SERVICE ENGINE LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO WAS UNABLE TO DIAGNOSE THE FAILURE. THE FAILURE RECURRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND ADVISED THE CONTACT TO TAKE THE VEHICLE TO A LOCAL DEALER FOR DIAGNOSTIC TESTING. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS 180,000.

NHTSA ID

10861591

Incident

Jun 15, 2008

Mileage

180,000 mi

I OWN A 2003 GMC DURAMAX 167000 MILES, IT HAS BEEN A GREAT TRUCK UNTIL RECENTLY, AFTER ENGINE GETS HOT IT WILL NOT START BACK UP UNTIL IT HAS COOLED OFF! HAVE NOT BEEN ABLE TO FIND THE PROBLEM YET, BUT FOUND A LOT OF COMPLAINTS ONLINE FROM PEOPLE WITH THE SAME PROBLEM, [INJECTORS], VERY EXPENSIVE TO REPAIR!!! THIS PROBLEM IS VERY FRUSTRATING, WOULD BE GREAT IF GENERAL MOTORS WOULD CORRECT THIS PROBLEM!!!! *TR

NHTSA ID

10597728

Incident

Mar 3, 2014

Mileage

162,000 mi

TL* THE CONTACT OWNS A 2003 GMC SIERRA 2500. THE CONTACT STATED THAT THERE WAS A LOSS OF POWER WHILE TRAVELING AT ANY SPEED. THE WARNING LIGHT ILLUMINATED FOR LOSS OF POWER INTERMITTENTLY. THE CONTACT HAD TO DEPRESS THE ACCELERATION PEDAL TO THE FLOORBOARD TO ACCELERATE ON MORE THAN ONE OCCASION BUT TO NO AVAIL. THE VEHICLE CONTINUED TO STALL WITHOUT WARNING. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER MORE THAN FIVE TIMES, WHO WAS NOT ABLE TO REPLICATE OR DETERMINE THE CAUSE OF THE FAILURE. THE VEHICLE HAD ALSO BEEN TAKEN TO THE DEALER FOR DIAGNOSIS BUT TO NO AVAIL. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS NOT AVAILABLE.

NHTSA ID

10587114

Incident

Nov 3, 2003

TL* THE CONTACT OWNS A 2003 GMC SIERRA 2500 HD. THE CONTACT STATED THAT WHILE TRAVELING VARIOUS SPEEDS, THE VEHICLE SUDDENLY STALLED. THE CONTACT ALSO MENTIONED THAT THE VEHICLE FAILED TO START. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 90,000.

NHTSA ID

10557829

Incident

Dec 27, 2013

Mileage

90,000 mi

WHILE DRIVING, LARGE AMOUNT OF SMOKE CAME OUT. TOOK IT TO GM DEALER WHO SAID THAT IT THE FUEL INJECTORS WERE LEAKING. LOOKED ONLINE AND NOTICED HUNDREDS OF REPORTS OF THE SAME ACTION. GMC APPARENTLY DID AN EXTENDED WARRANTY FOR THE ISSUE, BUT ONLY COVERED IT FOR 7 YEARS FROM TIME OF PURCHASE AND UP TO 200,000 MILES. TALKED TO LOCAL DEALER WHO DENIED THE SERVICE AND GM WONT REPLACE THE FUEL INJECTORS. *TR

NHTSA ID

10547854

Incident

Oct 7, 2013

Mileage

110,000 mi

I KEEP GETTING REDUCED ENGINE POWER P1516 CODE . READING THE POST'S ON THE INTERNET THIS IS A REAL COMMON PROBLEM.ALSO THE SPEEDOMETER WILL DISPLAY 120 MPH SITTING AT A TRAFFIC LIGHT.

NHTSA ID

10544175

Incident

Jul 21, 2013

Mileage

124,000 mi

POWER STEERING COOLER AND LINES RUSTED THROUGH AND LEAKING, ENGINE OIL COOLER LINES RUSTED THROUGH AND LEAKING, TRANSMISSION OIL COOLER LINES RUSTED THROUGH AND LEAKING. ALL HAD TO BE REPLACED. WORK DONEA T GMC DEALER. *TR

NHTSA ID

10448528

Incident

Feb 16, 2012

Mileage

69,671 mi

WHILE DRIVING ON THE HIGHWAY, MY 2003 GMC SIERRA 2500 DISPLAYED A "REDUCED ENGINE POWER" WARNING ON MY DASHBOARD. MY VEHICLE LOST ALL SPEED CONTROL, DECELERATING FROM 65 MPH TO 20 MPH IN A MATTER OF SECONDS. I IMMEDIATELY PULLED OVER TO THE SIDE OF THE HIGHWAY AND SHUT MY TRUCK OFF. ONCE I RESTARTED THE VEHICLE, THE MESSAGE WAS GONE AND MY TRUCK WAS FINE. IT WAS A VERY SCARY INCIDENT NOT BEING ABLE KEEP THE RIGHT SPEED FOR THE CONDITIONS ON THE HIGHWAY. *TR

NHTSA ID

10439779

Incident

Dec 2, 2011

4 BROKEN EXHAUST BOLTS ON MY 2003 SERRA 2500HD (PICKUP) V8 ENGINE. PLEASE WATCH THE VIDEO OF THE SAME PROBLEM I HAVE. WWW.YOUTUBE.COM/WATCH?V=0YG6WLBNZGI. *TR

NHTSA ID

10382616

Incident

Jun 10, 2003

Mileage

90,000 mi

INSTRUMENT PANEL CLUSTER COMPONENTS FAILED THUS ALL GAUGES ON DASH BOARD WENT "FLAT"/BACK TO -0-; VEHICLE DID OPERATE HOWEVER COULD NOT EVEN READ HOW MUCH GAS WAS IN TANK. ALSO AS OF MILEAGE OF 13312 NOTICE VEHICLE BEGAN TO USE OIL, AS OF 26300 AFTER WATCHING THE VEHICLE NOTICED THAT IT WAS EXTREMELY LOW; APPARENTLY THE VEHICLE HAS BEEN LEAKING OIL ON THE INTAKE - LOOSING ALMOST 2 QUARTS OF OIL - ON A NEWER VEHICLE IT SHOULD NOT BE USING THIS MUCH OIL. *LA

NHTSA ID

10054945

Incident

Jan 24, 2003

Mileage

5,330 mi

THE VEHICLE LEAKED DIESEL FUEL FROM THE ENGINE. THE ENGINE RAN HOT, WHICH COMBINED WITH THE FUEL LEAK, COULD RESULT IN A FIRE. *NLM

NHTSA ID

10017400

Incident

Apr 22, 2003

Mileage

300 mi