2008 Pontiac G8 electrical system problems
14 owner complaints filed with NHTSA name the electrical system on the 2008 Pontiac G8 — 20% of all complaints for this model year.
What owners report
“The contact owns a 2008 Pontiac G8. The contact stated that while driving 20 MPH, the key was accidentally bumped, and the ignition switch was knocked out of the run position, turning off the engine. There were no warning lights illuminated. The contact stated the failure was related to NHTSA…”
filed Oct 9, 2025
“The contact owns a 2008 Pontiac G8. The contact stated that after turning off the vehicle, the ignition key could not be removed from the ignition switch. The cause of the failure was not yet determined. The local dealer was notified of the failure. The manufacturer was not yet contacted. The…”
filed Jul 16, 2021
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- In the affected vehicles, the driver may accidentally hit the ignition key with their…Campaign 14V540000 · Sep 9, 2014
Electrical System problems in other G8 years
| Year | Reports | Share |
|---|---|---|
| 2009 G8 | 20 | 14% |
Other reported problem areas on the 2008 Pontiac G8
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.