2004 Chevrolet Colorado Electrical System Problems

Source: NHTSA · Updated May 27, 2025 · 88 complaints analyzed

Owners have filed 88 complaints with NHTSA about electrical system problems on the 2004 Chevrolet Colorado, 24% of all complaints for this model year. Half of the reports with a mileage happened before 74,030 miles. The words owners use most often: “fan works” (6% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Fan works: mentioned in 5 of 88 complaints (6%)
  • Work setting: mentioned in 5 of 88 complaints (6%)
  • Body control module: mentioned in 5 of 88 complaints (6%)
  • Brake switch: mentioned in 5 of 88 complaints (6%)

At what mileage do electrical system problems happen?

Based on 72 complaints that reported the odometer reading.

Under 10k miles5 · 7%
10k–25k miles8 · 11%
25k–50k miles15 · 21%
50k–75k miles8 · 11%
75k–100k miles19 · 26%
100k–150k miles12 · 17%
150k+ miles5 · 7%

How serious are the reports?

Of 88 complaints, 7 a fire, 2 an injury.

Chevrolet Colorado electrical system complaints by model year

Peak: 2016, with 119 complaints
2004: 8820042005: 692006: 6920062007: 452008: 3220082009: 362010: 1220102011: 142012: 820122015: 532016: 11920161192017: 412018: 3420182019: 242020: 620202021: 112022: 2020222023: 442024: 3720242025: 72026: 42026

n = 773 complaints · Source: NHTSA

Model yearElectrical System complaintsShare of that yearMedian miles
2026 Colorado422%5,800
2025 Colorado726%56,107
2024 Colorado3730%3,000
2023 Colorado4432%15,000
2022 Colorado2036%15,850
2021 Colorado1114%21,000
2020 Colorado67%9,100
2019 Colorado2416%21,000
2018 Colorado3419%19,357
2017 Colorado4119%35,000
2016 Colorado11917%35,000
2015 Colorado5311%63,000
2012 Colorado819%47,000
2011 Colorado1433%58,101
2010 Colorado1241%51,000
2009 Colorado3654%60,000
2008 Colorado3240%77,703
2007 Colorado4532%59,250
2006 Colorado6929%56,000
2005 Colorado6919%73,300
2004 Colorado8824%74,030

When owners reported it

Peak: 2014, with 12 complaints
2005: 7200572006: 772007: 1200712008: 552009: 8200982010: 10102011: 8201182012: 772013: 6201362014: 12122015: 5201552016: 112017: 6201762019: 112020: 1202012022: 222023: 120231

n = 88 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists electrical system for the 2004 Chevrolet Colorado. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

One day, after I turned my truck off, I noticed that my taillights and overhead cargo light remained on. Key was out, truck was off, but the lights stayed on. So for the time being, I disconnected the battery. I brought it to a mechanic, who ran the codes that came back that the rear driver turn…

Received Aug 29, 2023 · NHTSA complaint 11541503

Ignition safety module known as pass lock security. This causes my vehicle not to start and give a code and a light on the dash for the Pass Lock security. The vehicle was fine then I went into a store came out and put the key in the ignition, the lights on the dash came on but it would not crank…

Received Dec 11, 2022 · NHTSA complaint 11496968

Body Control Module, BCM. Controls everything. Air bag can deploy, breaks can lock up. Mine, the hazards were staying on. Chevy Dealer says they are on National Back Order and GM is canceling those orders after so long placed. “We can get you one from a junk yard for $350 but GM won’t let us…

Received Aug 17, 2022 · NHTSA complaint 11479749
Chevrolet Colorado
2024 Chevrolet Colorado ZR2 photographed in Hermitage, Pennsylvania. Finished in Nitro Yellow Metallic.. Representative photo; appearance varies by model year. Photo: MercurySable99, CC BY-SA 4.0, via Wikimedia Commons.

Frequently asked questions

Do all 2004 Chevrolet Colorados have electrical system problems?

No. NHTSA has 88 owner complaints about electrical system for the 2004 Chevrolet Colorado (24% of the 361 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2004 Chevrolet Colorado electrical system?

No recall currently lists electrical system for this vehicle.

At what mileage do electrical system problems start?

The median reported mileage is 74,030 miles: half of the reports with a mileage came before that.

What do owners say about electrical system problems on the 2004 Chevrolet Colorado?

The most frequent phrase is “fan works”, in 5 of 88 complaints, followed by “work setting” (5).

Other 2004 Chevrolet Colorado problems

See all 2004 Chevrolet Colorado problems or electrical system problems across all Colorado years.