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2004 Gmc Sierra

The Verdict

21 Check Engine

The 2004 Gmc Sierra has 582 owner complaints filed with NHTSA. The most reported issues are brakes (206 complaints) and electrical (178 complaints). With a Klunk Score of 21/100, it earns a "Check Engine" rating. If you're shopping for a Gmc Sierra, consider the 2006 model year which has 52% fewer complaints.

Safe Bet

The 2006 has 52% fewer complaints

View the 2006 Gmc Sierra dashboard →

21

Klunk Score: Check Engine

More complaints than most vehicles. Known issues exist — budget for potential repairs.

How is this calculated?

The Klunk Score ranks this vehicle year against all others in our database based on total owner complaints filed with NHTSA. 100 = fewest complaints (top tier), 0 = most complained-about. Scores above 60 are better than average; below 40 means more problems than most.

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Under the Hood

Each number is a complaint. Darker = bigger problem.

YearBodyBrakesElectricalEngineTransmission
2000186389437235
20011023262811320
2002110361276729
20031002541185942
2004942061786935
2005811341466621
200662121412827
200766481803810
200810911309285

By Category

Brakes
206
Electrical
178
Body
94
Engine
69
Transmission
35

By Severity

1
256
2
288
3
2
4
35
5
1

Worst Problems

Complaints

Body 2

the person i bought the vehicle from switched out the gauge cluster and lied about the vechiles mileage

14mo ago
Electrical 2

The fan for the heater doesnt work on all speeds properly, stopped working entirely

34mo ago
Electrical 3

The contact’s father owns a 2004 GMC Sierra 1500. The contact stated that after she inserted the key in the ignition and started the vehicle, the front driver’s side air bag exploded, without warning. The contact sustained an injury to her left arm, hand, neck, and head that required medical attention. The vehicle was not diagnosed or repaired. The contact stated that an unknown dealer was notified of the failure and the contact was advised to call the NHTSA Hotline. The manufacturer was not notified of the failure. The failure was approximately 200,000.

39mo ago
Brakes 1

Brakes lines failed under truck do to rusted out lines

56mo ago
Electrical 1

When to start truck and air bag in steering wheel exploded.

58mo ago
Electrical 2

Went to start truck and the air bag in the steering wheel exploded.

58mo ago
Brakes 1

EMERGENCY BRAKES DON'T ENGAGE

63mo ago
Body 2

WHEN I TURN ON MY AIR CONDITION THE LEFT SIDE BLOW OUT HOT HEAT. *TR

73mo ago
Engine 1

CORRODED BRAKE LINES. THIS HAS BEEN REPORTED PREVIOUSLY. I WAS DRIVING DOWN RURAL ROAD GETTING READY TO TURN IN MY DRIVEWAY WHEN MY BRAKES GAVE OUT. I WAS LUCKY ENOUGH TO BE ABLE TO GET IT INTO THE GRAVEL DRIVEWAY WITHOUT KILLING SOMEONE. WHEN I LOOKED UNDERNEATH TO FIND THE BRAKE LINES WERE CORRODED AND ONE HAD BURST. I HAD PART OF THE LINE FIXED WITH COPPER TUBING. I HAVE SINCE HAD 2 MORE LINES BURST. AS WELL AS A FUEL LINE LEAK. THIS HAS BECOME FRUSTRATING.*DT*JB

74mo ago
Brakes 2

DURING COLD MORNINGS (WISCONSIN) I START MY TRUCK AND I HAVE NO POWER STEERING AND SOFT BRAKES. IT IS MY UNDERSTANDING THAT THE POWER STEERING RUNS THE BRAKE BOOST. ALSO, IT IS MY UNDERSTANDING THAT THERE IS A SERVICE BULLETIN THAT SAYS THAT THE POWER STEERING FLUID SHOULD BE REPLACED WITH LOW/COLD TEMP FLUID. MY CONCERN IS WHAT HAPPENS IF I LOSE POWER STEERING AND BRAKES WHILE I AM DRIVING.

79mo ago
Electrical 1

TL* THE CONTACT OWNS A 2004 GMC SIERRA 1500. THE CONTACT STATED THAT THERE WAS A BURNING ELECTRICAL ODOR INSIDE THE VEHICLE. THE CONTACT REACHED OUT TO THE MANUFACTURER REGARDING THE FAILURE OF THE BLOWER FAN RESISTER AND WAS INFORMED THAT THE EXTENDED WARRANTY HAD EXPIRED. THE CONTACT STATED THAT HE NEVER RECEIVED THE NOTIFICATION. THE VEHICLE WAS TAKEN TO COTTERS GMC (435 HALL AVE, ST MARY'S, PA 15857, 814-834-2063) AND THEY PROVIDE A VERBAL DIAGNOSIS OF THE BLOWER RESISTER FAN AND ELECTRICAL HARNESS FAILURE. THE MANUFACTURER WAS NOTIFIED. THE FAILURE MILEAGE WAS 102,000.

84mo ago
Electrical 1

DASHBOARD SAYS 'SERVICE AIRBAGS'

85mo ago
Electrical 1

I HAVE GMC SIERRA 1500 4WD THE AIRBAG LIGHT COME ON , IF ANY RECALL PLEASE HELP

91mo ago
Engine 1

TL* THE CONTACT OWNS A 2004 GMC SIERRA 1500. THE CONTACT STATED THAT THE VALVE HEAD WAS CRACKED AND THE ANTI-FREEZE WAS DEPLETED; HOWEVER, THERE WERE NO VISIBLE LEAKAGE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO STATED THAT THE ENGINE NEEDED TO BE REPLACED. THE LOCAL DEALER AND MANUFACTURER WERE NOT CONTACTED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS 131,000.

92mo ago
Engine 2

WHILE DRIVING OVER 50MPH ON THE HIGHWAY I GET A VIOLENT SHAKING IN THE ENGINE AND THE STEERING WHEEL SHAKES BAKE AND FORTH. THE ENGINE SOUND VERY LOUD WHILE ITS DOING THIS. IT ONLY OCCURS WHEN I AM AT HIGHWAY SPEEDS.

92mo ago
Engine 1

TL* THE CONTACT OWNS A 2004 GMC SIERRA 2500. WHILE DRIVING APPROXIMATELY 45 MPH, THE CONTACT NOTICED A LOT OF WHITE SMOKE EMERGING FROM THE TAIL PIPE. THE VEHICLE WAS PREVIOUSLY REPAIRED UNDER WARRANTY BY GWATNEY BUICK GMC (5700 LANDERS RD, NORTH LITTLE ROCK, AR 72117) FOR THE SAME FAILURE AS LISTED IN AN UNKNOWN TECHNICAL SERVICE BULLETIN REGARDING THE FUEL INJECTORS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED FOR THE RECENT FAILURE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 90,000.

93mo ago
Engine 2

EXHAUST MANIFOLD BOLTS BROKEN

94mo ago
Electrical 1

TL* THE CONTACT OWNS A 2004 GMC SIERRA 1500. WHILE OPERATING THE VEHICLE, THE INSTRUMENT CLUSTER GAUGES FLASHED OFF AND ON AND, AT TIMES, COMPLETELY STOPPED OPERATING. THE FAILURE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE, BUT THE LOCAL DEALER WAS NOT NOTIFIED. THE VIN WAS INVALID. THE FAILURE MILEAGE WAS 97,000.

95mo ago
Electrical 4

ME AND MY TWO BOYS WHERE HEADED HOME AND I WAS TAKING A CURVE AT 50MPH A WENT TO SLOW DOWN TO 45 WHEN I STARTED TO TAKE THE CURVE I HEARD SOME KIND OF METAL BONE BREAKING SOUND AND MY TRUCK JERKED TO THE ONCOMING LANE AND A JERKED IT BACK BUT AFTER THAT EVERYTHING WENT LOOSE AND ME AND MY BOYS WENT SIDEWAYS OF OF THE BANK OF THE CURVE AND WE ROLLED 3 TIMES BEFORE WE STOPPED TANK UP. MY AIR BAG DIDN'T GO OFF NEITHER THE PASSENGER'S AIRBAG. I HEARD A HISSING NOISE I GOT MY BOYS OUT AS FAST AS I COULD WITH SOME HELP OF BYSTANDERS BREAKING THE PASSENGER SIDE WINDOW SO WE COULD CRAWL OUT. THEY CARRIED MY BOYS AND HELPED ME HOP TO THE OTHER SIDE OF THE ROAD. ME AND MY BOYS WENT TO THE HOSPITAL. THEY WERE ALRIGHT THANK GOD I RECEIVED SOME INJURIES TO MY BACK, NECK, STOMACH AND HEAD. MY TRUCK WAS TOTALED AND IVY HALL TOWING IN JACKSONVILLE, AR KEEP MY TRUCK AND PUT A LIEN ON IT. HOW THEY EXCEPT SOMEONE TO PAY AFTER THEY WERE IN A WRECK AND LOST THEIR JOB BECAUSE NO RIDE TO GET BACK AND FORTH. MY ROLLOVER WRECK HAPPENED ON HWY 107 AND CLEVELAND IN ARKANSAS ON MARCH 21ST 2018

96mo ago
Electrical 2

MY TRUCK IS MY BACK-UP VEHICLE THAT SITS IN THE SIDE DRIVEWAY MOST OF THE TIME BUT I DRIVE WHEN I'M TRANSPORTING LARGE ITEMS OR MOVING TO A NEW HOME. I RECENTLY DROVE IT AND NOTICED THE SPEEDOMETER NOT WORKING AND WENT SEARCHING FOR INFORMATION ABOUT RELATED ISSUES ON THE INTERNET WHEN I FOUND A RECALL NOTICE POSTED ON GMC'S WEBSITE BUT THEY ARE SAYING IT'S PAST THE "TIME" ALLOWED TO GET THE PROBLEM FIXED. I DIDN'T EVEN KNOW THAT THERE WAS A PROBLEM OR A TIME FRAME TO GET THIS DONE BECAUSE I DON'T DRIVE THIS TRUCK MUCH. NOW I HAVE TO PAY FOR THE DEALERSHIP'S INSPECTION OF THE INSTRUMENT PANEL ONLY TO HAVE THEM TELL ME THAT IT'S INDEED BROKE AND THAT THEY ARE NOT GOING TO REPAIR IT UNDER THE RECALL. I'M NOT SURE WHAT TO DO BUT I'M HOPPING MAD BECAUSE THIS IS A PROBLEM THAT OTHER GMC OWNERS PROBABLY HAD REPAIRED BUT BECAUSE THIS WAS MY BACK-UP VEHICLE, I'M PENALIZED FOR NOT HAVING THE PROBLEM SURFACE EARLIER BEFORE THE "TIME" FRAME EXPIRED. THE DEALERSHIP I CURRENTLY HAVE MY TRUCK AT IS SHELDON GMC IN ROCHESTER HILLS, MI 48307 I CAN BE REACHED AT [XXX] CALL OR TEXT. THANK YOU, [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *CC *TR

97mo ago

582 total

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