- Worst Model Year:
We don't have a lot of complaints on file for the Pontiac G8 (although feel free to add yours here) -- it's either not very popular ... or it's very, very good.
The 2009 Pontiac G8 has the most complaints, & the most-reported problem is also with the 2009 G8 for knocking and grinding noise under front of vehicle.
Worst Reported Problems with the G8
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We're actively collecting data on the worst problems for the G8. If you've had a problem, please help us out and report it.
Latest Owner Complaints About the G8
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airbags didn't deploy -- 2008 G8:
My friend was in an accident at an intersection. The driver's side airbag deployed right away, but the passenger side airbag was delayed until after the car came to a stop. There must be something wrong with the sensor! Read more »
This problem has been reported 1 times by other 2008 G8 owners.
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knocking and grinding noise under front of vehicle -- 2009 G8:
So I have been going in circles with the dealership to get this problem fixed. They first said it was the strut mounts, which were replaced and it still made the same noise. Then I take it back to them for the same problem and the check engine light comes on. I printed off a TSB I found online ... Read more »
This problem has been reported 1 times by other 2009 G8 owners.