2004 GMC Sierra 2500 electrical system problems
The 2004 GMC Sierra 2500 has 51 electrical system complaints filed with NHTSA — 29% of the year's total, and up sharply from the prior model year.
51
Electrical System complaints
29%
Share of year
0
Crash-involved
0
Related recalls
Electrical System complaints by year
What owners report
“TL*THE CONTACT OWNS A 2004 GMC SIERRA 2500 HD. WHILE DRIVING 55 MPH, THE VEHICLE BEGAN SMOKING NEAR THE GLOVE BOX. THE PLASTIC COATING ON THE WIRES BEGAN DRIPPING, MELTING, AND SPARKING. THE VEHICLE THEN BECAME ENGULFED IN FLAMES AND WAS DESTROYED. A POLICE AND FIRE REPORT WAS FILED. THE CONTACT…”
Common questions
How many electrical system complaints does the 2004 GMC Sierra 2500 have?
NHTSA has 51 complaints about the 2004 GMC Sierra 2500 electrical system — 29% of all complaints filed for that model year.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.