The fan for the heater doesnt work on all speeds properly, stopped working entirely
2004 GMC Sierra 3500
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 3500 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
22 reports with mileage · 2 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.
- Service Brakes. Review the 8 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Service Brakes, Hydraulic. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Electrical System complaints
5 reportsFUSE BOX UNDER HOOD CAUGHT FIRE WHILE PARKED. *TR
SPEEDOMETER ERRATICALLY SHOWS INCORRECT SPEED WHILE DRIVING. SOMETIMES DISPLAYING 120MPH OR 0MPH. VERY DANGEROUS AND SHOULD BE A MANDATORY RECALL CHECKED WITH DEALER AND WOULD COST $800.00 TO REPLACE BAD INSTRUMENT CLUSTER. ONLY HAS 73,000 MILES. *TR
INSTRUMENT GAUGES READING ERRATICALLY, OIL PRESSURE,VOLTMETER, FUEL GAUGE, TEMPERATURE GAUGE. *TR
TL*THE CONTACT OWNS A 2004 GMC SIERRA 3500. THE CONTACT STATED THAT THE SPEEDOMETER STOPPED WORKING. THE WARNING INDICATORS WERE THAT THE SPEEDOMETER DISPLAYED FASTER SPEEDS THAN WHAT WAS ACTUALLY BEING DRIVEN. AS A RESULT, THE ALTERNATOR GAUGE HAS FAILED. HE TOOK THE VEHICLE TO THE DEALER AND THEY STATED THAT HE WOULD BE RE…
Read full complaint
TL*THE CONTACT OWNS A 2004 GMC SIERRA 3500. THE CONTACT STATED THAT THE SPEEDOMETER STOPPED WORKING. THE WARNING INDICATORS WERE THAT THE SPEEDOMETER DISPLAYED FASTER SPEEDS THAN WHAT WAS ACTUALLY BEING DRIVEN. AS A RESULT, THE ALTERNATOR GAUGE HAS FAILED. HE TOOK THE VEHICLE TO THE DEALER AND THEY STATED THAT HE WOULD BE RESPONSIBLE FOR THE REPAIR COSTS BECAUSE THE VEHICLE HAD OVER 75,000 MILES. THE MANUFACTURER SENT THE CONTACT A LETTER THAT STATED THEY WERE AWARE OF THE DEFECT; HOWEVER, NOTHING COULD BE DONE. THE ESTIMATED REPAIR COSTS WOULD BE $425. THE FAILURE MILEAGE WAS 65,000 AND CURRENT MILEAGE WAS 114,000. UPDATED 5/6/08 *CN UPDATED 05/06/08 *TR
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.
Illustration