2005 Chevrolet Colorado electrical system problems
69 owner complaints filed with NHTSA name the electrical system on the 2005 Chevrolet Colorado — 19% of all complaints for this model year.
What owners report
“Vehicle taillights failed to function when lights come on at night. I became aware of this when another motorist stopped beside me to tell me. Fuse and lightbulbs work when tested.”
filed Mar 20, 2022
“Air bag light comes on making it unclear if occupants are protected or if air bag will just go off on its own. Problem is wires in back door jamb become fatigued and break causing failure of air bags. Vehicle is also considered an inspection failure as well in massachusetts.”
filed Jan 6, 2020
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
23-NA-001 · Service Bulletin/Repair Instructions · issued Mar 28, 2025This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8…
PIP4723J · Service Bulletin/Repair Instructions · issued Oct 25, 2024
Electrical System problems in other Colorado years
| Year | Reports | Share |
|---|---|---|
| 2025 Colorado | 7 | 26% |
| 2024 Colorado | 34 | 30% |
| 2023 Colorado | 39 | 30% |
| 2022 Colorado | 19 | 39% |
| 2021 Colorado | 11 | 16% |
| 2020 Colorado | 6 | 8% |
| 2019 Colorado | 24 | 17% |
| 2018 Colorado | 34 | 19% |
| 2017 Colorado | 41 | 19% |
| 2016 Colorado | 113 | 16% |
| 2015 Colorado | 52 | 11% |
| 2012 Colorado | 8 | 19% |
Other reported problem areas on the 2005 Chevrolet Colorado
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.