2004 GMC Sierra 1500 electrical system problems

81 owner complaints filed with NHTSA name the electrical system on the 2004 GMC Sierra 1500 — 38% of all complaints for this model year.

Electrical System complaints

38%

share of all complaints

54,304 mi

median reported incident mileage

0 / 1

crash / fire reports

What owners report

“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…”
filed Aug 15, 2019
“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…”
filed Sep 11, 2018

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

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