2005 Chevrolet Cobalt electrical system problems
323 owner complaints filed with NHTSA name the electrical system on the 2005 Chevrolet Cobalt — 20% of all complaints for this model year.
What owners report
“The contact owns a 2005 Chevrolet Cobalt. The contact stated that the key was stuck in the ignition. The contact had to use the key release to remove the key manually. No warning lights were illuminated. The vehicle was taken to an independent mechanic; however, no cause for the failure was found…”
filed Feb 12, 2026
“.Engine wire harness/yes . Could of started a fire/ cause multiple safty problems .no professionals confirmed .multiple problems with the new trans solenoids (new) problems with gas, tcm, I fixed the wire for the speed sensor and more”
filed Dec 2, 2023
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- In the affected vehicles, the key can be removed from the ignition when the ignition is…Campaign 14V171000 · Apr 10, 2014
Related service bulletins
This 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 Cobalt years
| Year | Reports | Share |
|---|---|---|
| 2010 Cobalt | 125 | 22% |
| 2009 Cobalt | 151 | 21% |
| 2008 Cobalt | 166 | 20% |
| 2007 Cobalt | 281 | 18% |
| 2006 Cobalt | 412 | 18% |
Other reported problem areas on the 2005 Chevrolet Cobalt
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.