2007 GMC Sierra 1500 electrical system problems
The 2007 GMC Sierra 1500 has 25 electrical system complaints filed with NHTSA — 8% of the year's total, and roughly flat versus the prior model year.
25
Electrical System complaints
8%
Share of year
1
Crash-involved
0
Related recalls
Electrical System complaints by year
What owners report
“TL*THE CONTACT OWNS A 2007 GMC SIERRA 1500. WHILE DRIVING APPROXIMATELY 55 MPH, SMOKE BEGAN TO ENGULF THE VEHICLE. UPON FURTHER INSPECTION, THE CONTACT NOTICED THAT THE WIRING MELTED ON THE INSTRUMENT PANEL FROM AN UNKNOWN CAUSE. THE DEALER STATED THAT THE WIRING HARNESS AND RESISTOR FOR THE BLOWER…”
Common questions
How many electrical system complaints does the 2007 GMC Sierra 1500 have?
NHTSA has 25 complaints about the 2007 GMC Sierra 1500 electrical system — 8% 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.